Watchdog Timer (WDT) Supervisory Circuits and Battery Monitor Chips

Reviewed by: Jon Lowy, consulting engineer

Description

Watchdog Timer (WDT) Supervisory Circuits and Battery Monitor Chips are designed to automatically detect system anomalies and reset the processor when irregularities occur. These devices can monitor multiple system voltages simultaneously, ensuring that the system operates within specified parameters. They can also be reset manually if needed, providing flexibility in managing system stability .

Working Principle

The working principle of Watchdog Timer (WDT) Supervisory Circuits involves monitoring the system's operational status and resetting the microprocessor if a fault is detected. This is achieved through timeouts that update the WDT output state automatically. If the system does not reset the WDT within a specified period, it assumes a fault has occurred and initiates a reset or generates an interrupt. This mechanism is crucial for maintaining system reliability by preventing software hang-ups and ensuring continuous operation .

Applications

Watchdog Timer (WDT) Supervisory Circuits and Battery Monitor Chips are used in various applications where system reliability is critical. For example, they are employed in embedded systems, automotive electronics, and industrial control systems to prevent system failures due to software errors or power supply issues. In automotive applications, they ensure that critical systems such as engine control units (ECUs) remain operational. In industrial settings, they help maintain the functionality of programmable logic controllers (PLCs) and other automation equipment .

Advantages over other Supervisory Circuits and Battery Monitor Chips

One of the key advantages of Watchdog Timer (WDT) Supervisory Circuits is their ability to automatically reset the system, which reduces the need for manual intervention and minimizes downtime. They offer flexibility in monitoring multiple system voltages, which can be crucial in complex systems with varying power requirements. Additionally, the ability to manually reset these devices provides an extra layer of control, allowing for tailored responses to specific system conditions .

Limitations

Despite their advantages, Watchdog Timer (WDT) Supervisory Circuits and Battery Monitor Chips have limitations. They may not be suitable for all applications, particularly those where precise timing and control are required beyond the capabilities of standard WDT configurations. Additionally, the complexity of integrating these devices into existing systems can be a challenge, requiring careful consideration of system architecture and compatibility .

Considerations

When selecting Watchdog Timer (WDT) Supervisory Circuits and Battery Monitor Chips, several considerations should be taken into account. Initial costs can vary depending on the complexity and features of the device. Operating expenses may include power consumption and potential maintenance requirements. Durability and accuracy are critical factors, especially in harsh environments where reliability is paramount. Replacement and maintenance costs should also be considered, as these can impact the overall cost of ownership over the device's lifespan .

147 Results
Highly Integrated Power Management IC (PMIC) with Five Buck, Two Buck-boost, Two Boost Regulators, and Ten LDOs for Vision and Advanced Processors -- ACT88911
from Qorvo

The ACT88911 is a highly integrated multi-rail power management IC designed to deliver a complete power solution for advanced processors and system-on-chip applications. It features five buck regulators (two configurable for dual-phase operation up to 10A), two buck-boost regulators, two boost... [See More]

  • Features: Watchdog Timer
  • Pins: 90
  • Type: WLCSP
  • Supply Voltage: 2.7 to 5.5
Power Management IC -- AAT3510IGV-2.63-C-C-T1 [AAT3510IGV-2.63-C-C-T1 from Skyworks Solutions, Inc.]
from Richardson RFPD

The AAT351x PowerManager products are members of Skyworks' Total Power Management IC (TPMIC ™) prod ­uct family. This family of microprocessor reset circuits provides the ultimate in versatility, allowing system designers full customization of the μP monitor and reset function... [See More]

  • Features: Watchdog Timer
  • IQ: 20000
  • Type: SOT-23
  • Supply Voltage: 1 to 5.5
Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers -- 1017258-MC07XSC200EK [MC07XSC200EK from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1017258-MC07XSC200EK. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Slew Rate Controlled, Watchdog Timer. Package: Tube. Standard Package: 42. Mounting: SMD (SMT). Output Type: N-Channel. Interface: SPI. Switch Type:... [See More]

  • Features: Watchdog Timer
  • Type: SSOP
  • Output Options: Inverting
  • Supply Voltage: 3 to 5.5
LM3710 Microprocessor Supervisory Circuits with Power Fail Input, Low Line Output, Manual Reset -- LM3710XKMM-463/NOPB
from Texas Instruments

Microprocessor Supervisory Circuits with Power Fail Input, Low Line Output, Manual Reset 10-VSSOP [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain,Push-pull
  • Number of Supplies: 2
  • Type: VSSOP
Voltage Supervisors -- 1449251 [TC1232CPA from Microchip Technology, Inc.]
from RS Components, Ltd.

MPU Monitor 4.50/4.75V Low/High PDIP8 [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: Open Drain; Active Low; Active High; Active high, active low, open drain, push-pull
  • Number of Supplies: 1
  • Type: DIP; Pdip
Supervisors -- 1589-MP6411GS-33-PTR-ND [MP6411GS-33-P from Monolithic Power Systems, Inc.]
from DigiKey

FIXED 3.3V WINDOWED WATCHDOG TIM [See More]

  • Features: Watchdog Timer
  • Type: SOIC; "8-SOIC (0.154"", 3.90mm Width)"
  • Output Options: Open Drain
  • Threshold: 2.9 to 3
Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers -- 1077377-MC35XS3400CHFK [MC35XS3400CHFK from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1077377-MC35XS3400CHFK. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Internal PWM, Slew Rate Controlled, Watchdog Timer. Package: Tray. Standard Package: 168. Mounting: SMD (SMT). Output Type: N-Channel. Interface: SPI. [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 5.5
  • Output Options: Inverting
  • Operating Temperature: -40 to 150
TPS3110E09 UltraLow-Supply Current/Supply-Voltage Supervisory Circuits -- TPS3110E09DBVR
from Texas Instruments

UltraLow-Supply Current/Supply-Voltage Supervisory Circuits 6-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: SOT-23
Voltage Supervisors -- 1449252 [TC1232COA from Microchip Technology, Inc.]
from RS Components, Ltd.

MPU Monitor 4.50/4.75V Low/High SOIC8 [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: Open Drain; Active Low; Active High; Active high, active low, open drain, push-pull
  • Number of Supplies: 1
  • Type: SOIC; Soic
Supervisors -- 1662-2802-2-ND [S-1410G25-K8T2U4 from ABLIC Inc.]
from DigiKey

Watchdog Circuit IC 8-TMSOP [See More]

  • Features: Watchdog Timer
  • Type: MSOP; "8-WSSOP, 8-MSOP (0.110"", 2.80mm Width)"
  • Output Options: Active Low
  • Threshold: 2.5
Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers -- 1253239-MC10XS4200BFKR2 [MC10XS4200BFKR2 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1253239-MC10XS4200BFKR2. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Internal PWM, Slew Rate Controlled, Watchdog Timer. Package: Tape & Reel. Standard Package: 1,200. Mounting: SMD (SMT). Output Type: N-Channel. [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 5.5
  • Output Options: Inverting
  • Operating Temperature: -40 to 125
TPS3110E12 UltraLow-Supply Current/Supply-Voltage Supervisory Circuits -- TPS3110E12DBVR
from Texas Instruments

UltraLow-Supply Current/Supply-Voltage Supervisory Circuits 6-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: SOT-23
Voltage Supervisors -- 1456389 [TPS3813K33DBVT from Texas Instruments Standard Linear and Logic]
from RS Components, Ltd.

Processor Supervisor 2.93V 25uA 6-Pin [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Open drain
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 1662-S-19400G28A-A8T1U4TR-ND [S-19400G28A-A8T1U4 from ABLIC Inc.]
from DigiKey

WATCHDOG TIMER [See More]

  • Features: Watchdog Timer
  • Type: 8-SMD, Flat Leads Exposed Pad
  • Output Options: Open Drain; Active High
  • Pins: 8
Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers -- 975567-MC33982CHFKR2 [MC33982CHFKR2 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 975567-MC33982CHFKR2. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Slew Rate Controlled, Watchdog Timer. Package: Tape & Reel. Standard Package: 1,200. Mounting: SMD (SMT). Output Type: N-Channel. Interface: SPI. [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 4.5 to 5.5
  • Output Options: Inverting
  • Operating Temperature: -40 to 150
TPS3110E15 UltraLow-Supply Current/Supply-Voltage Supervisory Circuits -- TPS3110E15DBVR
from Texas Instruments

UltraLow-Supply Current/Supply-Voltage Supervisory Circuits 6-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: SOT-23
Voltage Supervisors -- 151536 [STM795SM6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

5V Supervisor [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: RST
  • Number of Supplies: 1
  • Type: SO-8
Supervisors -- 1695-SLG7WD47666VTR-ND [SLG7WD47666V from Renesas Electronics Corporation]
from DigiKey

WATCHDOG TIMER - CONFIGURABLE GR [See More]

  • Features: Watchdog Timer
  • Type: 8-UFQFN
  • Output Options: Open Drain; Active Low
  • Pins: 8
Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers -- 990639-MC16XSD200FKR2 [MC16XSD200FKR2 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 990639-MC16XSD200FKR2. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Internal PWM, Slew Rate Controlled, Watchdog Timer. Package: Tape & Reel (TR). Standard Package: 1,200. Mounting: SMD (SMT). Output Type: N-Channel. [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 5.5
  • Output Options: Inverting
  • Operating Temperature: -40 to 150
TPS3110K33 UltraLow-Supply Current/Supply-Voltage Supervisory Circuits -- TPS3110K33DBVR
from Texas Instruments

UltraLow-Supply Current/Supply-Voltage Supervisory Circuits 6-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: SOT-23
Voltage Supervisors -- 151538 [STM795SM6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

5V Supervisor [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: RST
  • Number of Supplies: 1
  • Type: SO-8
Supervisors -- 1695-SLG7WD47674VTR-ND [SLG7WD47674V from Renesas Electronics Corporation]
from DigiKey

PIN-SELECTABLE WATCHDOG TIMER - [See More]

  • Features: Watchdog Timer
  • Type: 14-UFQFN
  • Output Options: Open Drain; Active Low
  • Pins: 14
Integrated Circuits (ICs) - Power Management (PMIC) - Power Distribution Switches, Load Drivers -- 1316939-MC33984CHFKR2 [MC33984CHFKR2 from NXP Semiconductors]
from Win Source Electronics

Manufacturer: NXP USA Inc. Win Source Part Number: 1316939-MC33984CHFKR2. Category: Integrated Circuits (ICs) >Power Management (PMIC) >Power Distribution Switches, Load Drivers. Packaging: Reel - TR. Features: Slew Rate Controlled, Watchdog Timer. Standard Package: 1,200. Mounting: Surface... [See More]

  • Features: Watchdog Timer
  • Type: 16-PowerQFN
  • Output Options: Inverting
  • Supply Voltage: 4.5 to 5.5
TPS3123J12 Single Channel (1.2V) SVS w/ Watchdog and /MR in 5/SOT23 -- TPS3123J12DBVR
from Texas Instruments

Single Channel (1.2V) SVS w/ Watchdog and /MR in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-high,Active-low,Push-pull
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1610152
from RS Components, Ltd.

Reset Generator ADM1232ARNZ [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active High; Active High, Open Drain, Push Pull, Active Low
  • Number of Supplies: 2
  • Type: SOIC; SOIC
Supervisors -- 175-ADPL62933UK29D3S+TTR-ND
from DigiKey

NAOPOWER UP SUPERVISORY CIRCUITS [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain; Active Low
  • Threshold: 3.3
Integrated Circuits (ICs) - Power Management (PMIC) - Power Distribution Switches, Load Drivers -- 1382833-MC07XS3200EKR2 [MC07XS3200EKR2 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1382833-MC07XS3200EKR2. Category: Integrated Circuits (ICs) >Power Management (PMIC) >Power Distribution Switches, Load Drivers. Features: Internal PWM, Slew Rate Controlled, Watchdog Timer. Package: Tape & Reel (TR). Standard Package: 1,000 pcs. Output Type:... [See More]

  • Features: Watchdog Timer
  • Type: SSOP
  • Output Options: Inverting
  • Supply Voltage: 3 to 5.5
TPS3123J18 Single Channel (1.8V) SVS w/ Watchdog and /MR in 5/SOT23 -- TPS3123J18DBVR
from Texas Instruments

Single Channel (1.8V) SVS w/ Watchdog and /MR in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-high,Active-low,Push-pull
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1624891 [TPS3828-50DBVT from Texas Instruments Standard Linear and Logic]
from RS Components, Ltd.

TPS3828-50 5.0V PS supervisor, SOT23-5 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Open drain
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 175-MAX16998AAUA/V+TCT-ND
from DigiKey

IC SUPERVISOR 1 CHANNEL 8UMAX [See More]

  • Features: Watchdog Timer
  • Type: MSOP; TSSOP; "8-TSSOP, 8-MSOP (0.118"", 3.00mm Width)"
  • Output Options: Open Drain; Active Low
  • Operating Temperature: -40 to 125
Newest Parts - LTC1726EMS8-2.5 -- 1207977-LTC1726EMS8-2.5
from Win Source Electronics

Manufacturer: Linear Technology. Win Source Part Number: 1207977-LTC1726EMS8-2.5. Manufacturer Homepage: www.linear.com. Popularity: Medium. Fake Threat In the Open Market: 33 pct. Supply and Demand Status: Limited [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3124G15 Single Channel (1.5V) SVS w/ Watchdog in 5/SOT23 -- TPS3124G15DBVR
from Texas Instruments

Single Channel (1.5V) SVS w/ Watchdog in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Active-high,Active-low,Push-pull
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1627177 [TPS3824-33DBVT from Texas Instruments Standard Linear and Logic]
from RS Components, Ltd.

Processor Supervisor 2.93V 25uA 5-Pin [See More]

  • Features: Watchdog Timer
  • Output Options: Active Low; Active High; Active high, active low
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 175-MAX6323AUT29+TCT-ND
from DigiKey

IC SUPERVISOR 2.93V SOT23-6 [See More]

  • Features: Watchdog Timer
  • Type: SOT-23; SOT-23-6
  • Output Options: Active Low; Push-Pull, Totem Pole
  • Threshold: 2.93
Newest Parts - LTC1726ES8-2.5 -- 1207979-LTC1726ES8-2.5
from Win Source Electronics

Manufacturer: Linear Technology. Win Source Part Number: 1207979-LTC1726ES8-2.5. Manufacturer Homepage: www.linear.com. Popularity: Medium. Fake Threat In the Open Market: 48 pct. Supply and Demand Status: Limited [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3124J12 Single Channel (1.2V) SVS w/ Watchdog in 5/SOT23 -- TPS3124J12DBVR
from Texas Instruments

Single Channel (1.2V) SVS w/ Watchdog in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Active-high,Active-low,Push-pull
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1653290 [MCP1319MT-29LE/OT from Microchip Technology, Inc.]
from RS Components, Ltd.

Reset supervisor open-drain active-lo/hi [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active High; Active high, active low, open drain, push-pull
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 175-MAX6369KA/V+TCT-ND
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel SOT-23-8 [See More]

  • Features: Watchdog Timer
  • Type: SOT-23; SOT-23-8
  • Output Options: Open Drain; Active Low
  • Operating Temperature: -40 to 125
PMIC - PMIC - Power Supply Controllers, Monitors - ISPPAC-POWR607-01NN32I -- 205652-ISPPAC-POWR607-01NN32I [ISPPAC-POWR607-01NN32I from Lattice Semiconductor Corporation]
from Win Source Electronics

Manufacturer: Lattice Semiconductor Corporation. Win Source Part Number: 205652-ISPPAC-POWR607-01NN32I. Packaging: Tray. Applications: Power Supply Supervisor, Reset Generator, Watchdog Timer. Mounting: SMD (SMT). Voltage - Input: -0.3 V to 5.9 V. Categories: Integrated Circuits. Status:... [See More]

  • Features: Watchdog Timer
  • Type: 32-QFNS (5x5)
  • Output Options: Inverting
  • IQ: 3500
TPS3124J18 Single Channel (1.8V) SVS w/ Watchdog in 5/SOT23 -- TPS3124J18DBVR
from Texas Instruments

Single Channel (1.8V) SVS w/ Watchdog in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Active-high,Active-low,Push-pull
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1653361 [MCP1316T-29LE/OT from Microchip Technology, Inc.]
from RS Components, Ltd.

Reset supervisor push-pull active-low [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active Low; Active low, push-pull
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 175-MAX823REXK+TCT-ND
from DigiKey

IC SUPERVISOR MPU SC70-5 [See More]

  • Features: Watchdog Timer
  • Type: TSSOP; SC-70; 5-TSSOP, SC-70-5, SOT-353
  • Output Options: Active Low; Push-Pull, Totem Pole
  • Pins: 5
PMIC - PMIC - Power Supply Controllers, Monitors - ISPPAC-POWR607-01S32I -- 922179-ISPPAC-POWR607-01S32I [ISPPAC-POWR607-01S32I from Lattice Semiconductor Corporation]
from Win Source Electronics

Manufacturer: Lattice Semiconductor Corporation. Win Source Part Number: 922179-ISPPAC-POWR607-01S32I. Series: ispPAC ®. Operating Temperature Range: -40 °C ~ 85 °C. Features: Power Supply Controller Power Supply Supervisor, Reset Generator, Watchdog Timer 32-QFNS (5x5). Package:... [See More]

  • Features: Watchdog Timer
  • Type: 32-QFNS (5x5)
  • Output Options: Inverting
  • Operating Temperature: -40 to 85
TPS3128E12 Single Channel (1.2V) SVS w/ Watchdog and /MR in 5/SOT23 -- TPS3128E12DBVT
from Texas Instruments

Single Channel (1.2V) SVS w/ Watchdog and /MR in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1653366 [MCP1320T-29LE/OT from Microchip Technology, Inc.]
from RS Components, Ltd.

Reset supervisor open-drain active-low [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active low, open drain
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 2129-NJU2102AM-TE1CT-ND [NJU2102AM-TE1 from Nisshinbo Micro Devices Inc.]
from DigiKey

Supervisor 1 Channel 8-DMP [See More]

  • Features: Watchdog Timer
  • Type: SOIC; "8-SOIC (0.197"", 5.00mm Width)"
  • Output Options: Active Low; Active High
  • Threshold: 1.2
PMIC - PMIC - Power Supply Controllers, Monitors - ISPPAC-POWR607-01SN24I -- 777584-ISPPAC-POWR607-01SN24I [ISPPAC-POWR607-01SN24I from Lattice Semiconductor Corporation]
from Win Source Electronics

Manufacturer: Lattice Semiconductor Corporation. Win Source Part Number: 777584-ISPPAC-POWR607-01SN24I. Series: ispPAC. Packaging: Tray. Operating Temperature Range: -40 °C ~ 85 °C. Package: 24-VFQFN Exposed Pad. Applications: Power Supply Supervisor, Reset Generator, Watchdog Timer. [See More]

  • Features: Watchdog Timer
  • IQ: 3500
  • Output Options: Inverting
  • Supply Voltage: 2.64 to 3.96
TPS3128E15 Single Channel (1.5V) SVS w/ Watchdog and /MR in 5/SOT23 -- TPS3128E15DBVR
from Texas Instruments

Single Channel (1.5V) SVS w/ Watchdog and /MR in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1653371 [MCP1322T-29LE/OT from Microchip Technology, Inc.]
from RS Components, Ltd.

Reset supervisor open-drain active-lo/hi [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active High; Active high, active low, open drain, push-pull
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 2651-EM6151V30SO8A+-ND [EM6151V30SO8A+ from EM Microelectronic - US, Inc.]
from DigiKey

EM6151V30SO8A+ [See More]

  • Features: Watchdog Timer
  • Type: SOIC; "8-SOIC (0.154"", 3.90mm Width)"
  • Output Options: Open Drain; Active Low
  • Threshold: 1.17
PMIC - PMIC - Power Supply Controllers, Monitors - ISPPAC-POWR607-01SN32I -- 205653-ISPPAC-POWR607-01SN32I [ISPPAC-POWR607-01SN32I from Lattice Semiconductor Corporation]
from Win Source Electronics

Manufacturer: Lattice Semiconductor Corporation. Win Source Part Number: 205653-ISPPAC-POWR607-01SN32I. Packaging: Tray. Applications: Power Supply Supervisor, Reset Generator, Watchdog Timer. Mounting: SMD (SMT). Voltage - Input: -0.3 V to 5.9 V. Family Name: ISPPAC-POWR607. Categories: Integrated... [See More]

  • Features: Watchdog Timer
  • Type: 32-QFNS (5x5)
  • Output Options: Inverting
  • IQ: 3500
TPS3128E18 Single Channel (1.8V) SVS w/ Watchdog and /MR in 5/SOT23 -- TPS3128E18DBVR
from Texas Instruments

Single Channel (1.8V) SVS w/ Watchdog and /MR in 5/SOT23 5-SOT-23 -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 1
  • Type: SOT-23
Voltage Supervisors -- 1686321 [STM6822SWY6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

Voltage supervisor, STM6822SWY6F [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Open Drain, Active Low
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 2651-EM6151V55SO8B+TR-ND [EM6151V55SO8B+ from EM Microelectronic - US, Inc.]
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel 8-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; "8-SOIC (0.154"", 3.90mm Width)"
  • Output Options: Open Drain; Active Low
  • Threshold: 1.27
PMIC - PMIC - Power Supply Controllers, Monitors - POWR607-01SN32I -- 279622-POWR607-01SN32I [POWR607-01SN32I from Lattice Semiconductor Corporation]
from Win Source Electronics

Manufacturer: Lattice Semiconductor Corporation. Win Source Part Number: 279622-POWR607-01SN32I. Packaging: Tray. Applications: Power Supply Supervisor, Reset Generator, Watchdog Timer. Mounting: SMD (SMT). Voltage - Input: -0.3 V to 5.9 V. Categories: Integrated Circuits. Status: Active. [See More]

  • Features: Watchdog Timer
  • Type: 32-QFNS (5x5)
  • Output Options: Inverting
  • IQ: 3500
TPS3305-18 Dual Processor Supervisory Circuits -- TPS3305-18D
from Texas Instruments

Dual Processor Supervisory Circuits 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: MSOP-PowerPAD,SOIC
Voltage Supervisors -- 1686343 [STM6822RWY6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

Processor Supervisor 2.63V w/WDT & Reset [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active low, open drain
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 296-TPS3435AFACADDFRQ1CT-ND [TPS3435AFACADDFRQ1 from Texas Instruments High-Performance Analog]
from DigiKey

AUTOMOTIVE NANO-QUIESCENT-CURRE [See More]

  • Features: Watchdog Timer
  • Type: SOT-23; SOT-23-8 Thin, TSOT-23-8
  • Output Options: Open Drain; Active Low
  • Operating Temperature: -40 to 125
PMIC - PMIC - Supervisors - ATA5021-TAQY 44 -- 1019911-ATA5021-TAQY 44 [ATA5021-TAQY 44 from Microchip Technology, Inc.]
from Win Source Electronics

Manufacturer: Microchip Technology. Win Source Part Number: 1019911-ATA5021-TAQY 44. Packaging: Reel - TR. Type: Watchdog Circuit. Mounting: SMD (SMT). Output: Open Drain or Open Collector. Reset: Active High. Number of Voltages Monitored: 1. Reset Timeout: Adjustable/Selectable. Categories:... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active High
  • Number of Supplies: 1; 1
  • Type: 8-SO
TPS3305-25 Dual Processor Supervisory Circuits -- TPS3305-25D
from Texas Instruments

Dual Processor Supervisory Circuits 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: MSOP-PowerPAD,SOIC
Voltage Supervisors -- 1686344 [STM6822MWY6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

Processor Supervisor 4.39V w/WDT & Reset [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active low, open drain
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 296-TPS3435JFMAFDSERCT-ND [TPS3435JFMAFDSER from Texas Instruments High-Performance Analog]
from DigiKey

NANO-QUIESCENT-CURRENT PRECISION [See More]

  • Features: Watchdog Timer
  • Type: 6-WFDFN
  • Output Options: Open Drain; Active Low
  • Pins: 6
PMIC - PMIC - Supervisors - BD87A28FVM-TR -- 1023086-BD87A28FVM-TR [BD87A28FVM-TR from ROHM Semiconductor USA, LLC]
from Win Source Electronics

Manufacturer: Rohm Semiconductor. Win Source Part Number: 1023086-BD87A28FVM-TR. Packaging: Reel - TR. Type: Watchdog Circuit. Mounting: SMD (SMT). Output: Open Drain or Open Collector. Reset: Active Low. Number of Voltages Monitored: 1. Reset Timeout: Adjustable/Selectable. Voltage - Threshold:... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low
  • Number of Supplies: 1; 1
  • Type: SOP; 8-MSOP
TPS3305-33 Dual Processor Supervisory Circuits -- TPS3305-33D
from Texas Instruments

Dual Processor Supervisory Circuits 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active-low,Push-pull
  • Number of Supplies: 2
  • Type: MSOP-PowerPAD,SOIC
Voltage Supervisors -- 1686348 [STM6823SWY6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

Processor Supervisor 2.93V w/WDT & Reset [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active Low; Active low, push-pull
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 296-V62/06627-01XETR-ND [V62/06627-01XE from Texas Instruments High-Performance Analog]
from DigiKey

ENHANCED PRODUCT PROCESSOR SUPER [See More]

  • Features: Watchdog Timer
  • Type: SOT-23; SOT-23-6
  • Output Options: Open Drain; Active Low; Active High
  • Threshold: 2.93
PMIC - PMIC - Supervisors - BD87A29FVM -- 1152898-BD87A29FVM [BD87A29FVM from ROHM Semiconductor USA, LLC]
from Win Source Electronics

Manufacturer: Rohm Semiconductor. Win Source Part Number: 1152898-BD87A29FVM. Manufacturer Homepage: www.rohm.com. Popularity: Medium. Fake Threat In the Open Market: 36 pct. Supply and Demand Status: Balance [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3306-15 Dual-Processor Supervisory Circuits with Power-Fail -- TPS3306-15D
from Texas Instruments

Dual-Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC,VSSOP
Voltage Supervisors -- 1690665
from RS Components, Ltd.

Processor Supervisor 2.93V 0V to 5.8V [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active Low; Active Low
  • Number of Supplies: 1
  • Type: Sot-25
Supervisors -- 497-10058-1-ND [STWD100NYWY3F from STMicroelectronics, Inc.]
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel SOT-23-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain; Active Low
  • Operating Temperature: -40 to 125
PMIC - PMIC - Supervisors - BD87A29FVM-TR -- 011485-BD87A29FVM-TR [BD87A29FVM-TR from ROHM Semiconductor USA, LLC]
from Win Source Electronics

Manufacturer: Rohm Semiconductor. Win Source Part Number: 011485-BD87A29FVM-TR. Packaging: Reel - TR. Type: Watchdog Circuit. Mounting: SMD (SMT). Output: Open Drain or Open Collector. Reset: Active Low. Number of Voltages Monitored: 1. Reset Timeout: Adjustable/Selectable. Voltage - Threshold:... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low
  • Number of Supplies: 1; 1
  • Type: SOP; 8-MSOP
TPS3306-15-Q1 Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail -- TPS3306-15QDRG4Q1
from Texas Instruments

Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 125 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC
Voltage Supervisors -- 1695627 [TPS3705-33D from Texas Instruments Standard Linear and Logic]
from RS Components, Ltd.

Processor Supervisor 1.25V/2.93V 50uA [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: Active Low; Active High; Active high, active low
  • Number of Supplies: 2
  • Type: SOIC; Soic
Supervisors -- 497-13372-1-ND [STWD100PYW83F from STMicroelectronics, Inc.]
from DigiKey

Supervisor Push-Pull, Totem Pole 1 Channel SOT-323-5 [See More]

  • Features: Watchdog Timer
  • Type: TSSOP; SC-70; 5-TSSOP, SC-70-5, SOT-353
  • Output Options: Active Low; Push-Pull, Totem Pole
  • Pins: 5
PMIC - PMIC - Supervisors - BD87A34FVM-TR -- 1023087-BD87A34FVM-TR [BD87A34FVM-TR from ROHM Semiconductor USA, LLC]
from Win Source Electronics

Manufacturer: Rohm Semiconductor. Win Source Part Number: 1023087-BD87A34FVM-TR. Packaging: Reel - TR. Type: Watchdog Circuit. Mounting: SMD (SMT). Output: Open Drain or Open Collector. Reset: Active Low. Number of Voltages Monitored: 1. Reset Timeout: Adjustable/Selectable. Voltage - Threshold:... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low
  • Number of Supplies: 1; 1
  • Type: SOP; 8-MSOP
TPS3306-18 Dual-Processor Supervisory Circuits with Power-Fail -- TPS3306-18D
from Texas Instruments

Dual-Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC,VSSOP
Voltage Supervisors -- 1697379
from RS Components, Ltd.

Processor Supervisory Circuits SOT-25 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active Low; Active low
  • Number of Supplies: 1
  • Type: Sot-25
Supervisors -- 505-ADM8316WAY27ARJZR7CT-ND
from DigiKey

Supervisor Push-Pull, Totem Pole 1 Channel SOT-23-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Active Low; Push-Pull, Totem Pole
  • Threshold: 2.7
PMIC - PMIC - Supervisors - BD87A41FVM-TR -- 011486-BD87A41FVM-TR [BD87A41FVM-TR from ROHM Semiconductor USA, LLC]
from Win Source Electronics

Manufacturer: Rohm Semiconductor. Win Source Part Number: 011486-BD87A41FVM-TR. Packaging: Reel - TR. Type: Watchdog Circuit. Mounting: SMD (SMT). Output: Open Drain or Open Collector. Reset: Active Low. Number of Voltages Monitored: 1. Reset Timeout: Adjustable/Selectable. Voltage - Threshold:... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low
  • Number of Supplies: 1; 1
  • Type: SOP; 8-MSOP
TPS3306-18-Q1 Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail -- TPS3306-18QDRG4Q1
from Texas Instruments

Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 125 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC
Voltage Supervisors -- 1697381
from RS Components, Ltd.

Processor Supervisory Circuits SOT-25 [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Active Low; Active low
  • Number of Supplies: 1
  • Type: Sot-25
Supervisors -- 5503-TPV710NTQ-S5TR-STR-ND [TPV710NTQ-S5TR-S from 3PEAK]
from DigiKey

IC SUPERVISOR 1 CHANNEL SOT23-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain
  • Operating Temperature: -40 to 125
PMIC - PMIC - Supervisors - CAT1021LI-30-G -- 813196-CAT1021LI-30-G [CAT1021LI-30-G from onsemi]
from Win Source Electronics

Manufacturer: ON Semiconductor. Win Source Part Number: 813196-CAT1021LI-30-G. Packaging: Tube. Type: Simple Reset/Power-On Reset. Mounting Style: Through Hole. Output: Open Drain or Open Collector. Reset: Active High/Active Low. Part Status: Obsolete (End Of Life). Number of Voltages Monitored: 1. [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low; Active High
  • Number of Supplies: 1; 1
  • Type: DIP
TPS3306-20 Dual-Processor Supervisory Circuits with Power-Fail -- TPS3306-20D
from Texas Instruments

Dual-Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC
Voltage Supervisors -- 1777094 [SP706EN-L/TR from MaxLinear, Inc.]
from RS Components, Ltd.

Volt Supervisor 4.40V WD-Timer SOIC8 [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: Active Low; Active Low
  • Number of Supplies: 1
  • Type: SOIC; Soic
Supervisors -- 846-BD37A19FVM-CT-ND [BD37A19FVM-TR from ROHM Semiconductor USA, LLC]
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel 8-MSOP [See More]

  • Features: Watchdog Timer
  • Type: MSOP; "8-VSSOP, 8-MSOP (0.110"", 2.80mm Width)"
  • Output Options: Open Drain; Active High
  • Threshold: 1.9
PMIC - PMIC - Supervisors - CAT1021WI-25-GT3 -- 1158848-CAT1021WI-25-GT3 [CAT1021WI-25-GT3 from onsemi]
from Win Source Electronics

Manufacturer: Catalyst Semiconductor. Win Source Part Number: 1158848-CAT1021WI-25-GT3. Manufacturer Homepage: www.catalyst-semiconductor.com. RoHS State: Request Verification. Popularity: Medium. Fake Threat In the Open Market: 42 pct. Supply and Demand Status: Limited [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3306-20-Q1 Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail -- TPS3306-20QDRG4Q1
from Texas Instruments

Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 125 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC
Voltage Supervisors -- 1891872 [STM6321SWY6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

STMicroelectronics, STM6321SWY6F [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active Low; Active High; Active high, active low, open drain, push-pull
  • Number of Supplies: 1
  • Type: SOT-23; Sot-23
Supervisors -- 846-BD39040MUF-CE2CT-ND [BD39040MUF-CE2 from ROHM Semiconductor USA, LLC]
from DigiKey

Supervisor Open Drain or Open Collector 4 Channel VQFN16FV3030 [See More]

  • Features: Watchdog Timer
  • Type: 16-VFQFN Exposed Pad
  • Output Options: Open Drain; Active Low; Active High
  • Pins: 16
PMIC - PMIC - Supervisors - CAT1023WI-42-GT3 -- 804032-CAT1023WI-42-GT3 [CAT1023WI-42-GT3 from onsemi]
from Win Source Electronics

Manufacturer: ON Semiconductor. Win Source Part Number: 804032-CAT1023WI-42-GT3. Packaging: Reel. Type: Simple Reset/Power-On Reset. Mounting Style: SMD. Output: Open Drain or Open Collector. Reset: Active High/Active Low. Number of Voltages Monitored: 1. Reset Timeout: 130ms Minimum. Voltage -... [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Inverting; Active Low; Active High
  • Number of Supplies: 1; 1
  • Type: SOIC
TPS3306-25 Dual-Processor Supervisory Circuits with Power-Fail -- TPS3306-25D
from Texas Instruments

Dual-Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC,VSSOP
Voltage Supervisors -- 1891877 [STM706TM6F from STMicroelectronics, Inc.]
from RS Components, Ltd.

STMicroelectronics, STM706TM6F [See More]

  • Features: Watchdog Timer; Manual Reset; Power Fail Warning
  • Output Options: Active High; Active high
  • Number of Supplies: 1
  • Type: So
Supervisors -- 893-1187-1-ND [XC6124E628MR-G from Torex Semiconductor, Ltd.]
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel SOT-25-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain; Active Low
  • Threshold: 2.8
PMIC - PMIC - Supervisors - CAT1161LI-42-G -- 1158855-CAT1161LI-42-G [CAT1161LI-42-G from onsemi]
from Win Source Electronics

Manufacturer: ON Semiconductor. Win Source Part Number: 1158855-CAT1161LI-42-G. Manufacturer Homepage: www.onsemi.com. Popularity: Medium. Fake Threat In the Open Market: 61 pct. Supply and Demand Status: Balance [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3306-25-Q1 Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail -- TPS3306-25QDRG4Q1
from Texas Instruments

Automotive Catalog Dual Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 125 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC
Voltage Supervisors -- 1897808
from RS Components, Ltd.

IC MAX1232CSA [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Active low, open drain
  • Number of Supplies: 1
  • Type: SOIC; Soic
Supervisors -- 893-1439-1-ND [XC6121E616ER-G from Torex Semiconductor, Ltd.]
from DigiKey

Supervisor Open Drain or Open Collector 1 Channel 6-USPC (1.8x2) [See More]

  • Features: Watchdog Timer
  • Type: 6-UFDFN Exposed Pad
  • Output Options: Open Drain; Active Low
  • Pins: 6
PMIC - PMIC - Supervisors - CAT1161WI-25-GT3 -- 1158857-CAT1161WI-25-GT3 [CAT1161WI-25-GT3 from onsemi]
from Win Source Electronics

Manufacturer: Catalyst Semiconductor. Win Source Part Number: 1158857-CAT1161WI-25-GT3. Manufacturer Homepage: www.catalyst-semiconductor.com. Popularity: Medium. Fake Threat In the Open Market: 34 pct. Supply and Demand Status: Balance [See More]

  • Features: Watchdog Timer
  • Output Options: Inverting
TPS3306-33 Dual-Processor Supervisory Circuits with Power-Fail -- TPS3306-33D
from Texas Instruments

Dual-Processor Supervisory Circuits with Power-Fail 8-SOIC -40 to 85 [See More]

  • Features: Watchdog Timer
  • Output Options: Open Drain; Active-low,Open-drain
  • Number of Supplies: 2
  • Type: SOIC,VSSOP
Voltage Supervisors -- 1897812
from RS Components, Ltd.

UP VOLTAGE MONITOR, MAX1232ESA+ [See More]

  • Features: Watchdog Timer; Manual Reset
  • Output Options: Open Drain; Active Low; Open Drain, Active Low
  • Number of Supplies: 1
  • Type: SOIC; Soic
Supervisors -- ADM9690ARNZ-ND
from DigiKey

Supervisor Push-Pull, Totem Pole 1 Channel 8-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; "8-SOIC (0.154"", 3.90mm Width)"
  • Output Options: Active Low; Push-Pull, Totem Pole
  • Threshold: 4.31
5V Voltage Supervisor w/ Manual Reset, Watchdog and Dual Rest Outputs -- MIC1232
from Microchip Technology, Inc.

The MIC1232 is a multifunction circuit which monitors microprocessor activity, external reset and power supplies in microprocessor based systems. The circuit functions include a watchdog time, power supply monitor, microprocessor reset, and manual pushbutton reset input. The power supply line is... [See More]

  • Features: Watchdog Timer
  • Type: SOIC; DIP; ['SOIC', 'PDIP']
  • Output Options: Push-Pull
  • IQ: 18
Processor Power Management Subsystem -- WM8310
from Cirrus Logic, Inc.

The WM8310 is an integrated power-management subsystem which provides a cost-effective, flexible, single-chip solution for power management. It is specifically targeted at the requirements of a range of low-power portable consumer products, but is suitable to any application with a multimedia... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: BGA
  • Number of Supplies: 4
  • Pins: 169
AS1917 Supervisor IC. Microprocessor supervisory circuits with manual reset and watchdog -- AS1917
from ams

The AS1917 (push-pull driver with active high reset) is a supervisor with manual reset and watchdog. Reset thresholds are factory programmable between 1.8V and 3.6V in steps of 100mV. The duration of the reset is fixed at 215ms, watchdog timeout is 1.5s. The device operates down to 1V. [See More]

  • Features: Watchdog Timer; Manual Reset
  • Pins: 5
  • Type: SOT-23
  • IQ: 5.5
System Power Good Voltage Detector with Watchdog Timer and Reset -- BD39040MUF-C
from ROHM Semiconductor USA, LLC

ROHM recently announced the availability of a power supply monitoring IC, the BD39040MUF-C, with BIST (Built-In Self Test) that supports functional safety. This IC is ideal for automotive application power supply systems requiring fail-safe measures such as electric power steering as well as sensors... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: VQFN16FV3030
  • Output Options: Open Drain
  • Pins: 16
Power Supply Controllers, Monitors -- ISPPAC-POWR607-01N32I [ISPPAC-POWR607-01N32I from Lattice Semiconductor Corporation]
from Quarktwin Technology Ltd.

Power Supply Controller Power Supply Supervisor, Reset Generator, Watchdog Timer 32-QFN-EP (5x5) [See More]

  • Features: Watchdog Timer
  • IQ: 3500
  • Type: 32-VFQFN Exposed Pad
  • Supply Voltage: 2.64 to 3.96
Supervisory Circuits P Supervisor, Watchdog Timer, SOIC-08(Lead Free) -- 536-MIC707MY-TR [MIC707MY-TR from Microchip Technology, Inc.]
from Utmel Electronic Limited

Supervisory Circuits P Supervisor, Watchdog Timer, SOIC-08(Lead Free) [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 8-SOIC (0.154, 3.90mm Width)
  • Number of Supplies: 1; 1
  • Pins: 8
Microprocessor Monitor w/ Watchdog Timer -- en010690
from Microchip Technology, Inc.

TC1232 is a fully-integrated processor supervisor. It provides three important functions to safeguard processor sanity: precision power on/off reset control, watchdog timer and external reset override. On power-up, the TC1232 holds the processor in the reset state for a minimum of 250msec after VCC... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: SOIC; DIP; ['SOIC', 'PDIP']
  • Output Options: Open Drain; Push-Pull
  • IQ: 50
Processor Power Management Subsystem -- WM8321
from Cirrus Logic, Inc.

The WM8321 is an integrated power-management subsystem which provides a cost-effective, flexible, single-chip solution for power management. It is specifically targeted at the requirements of a range of low-power portable consumer products, but is suitable to any application with a multimedia... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: QFNL
  • Number of Supplies: 4
  • Pins: 81
Voltage Detector with Watchdog Timer -- BD37A19FVM
from ROHM Semiconductor USA, LLC

The BD37A19 / 41FVM, BD87A28 / 29 / 34 / 41FVM, BD99A41F is a watchdog timer reset IC. It delivers a high detection voltage precision of ±1.5% and a super-low current consumption of 5 µA (Typ.). It can be used in a wide range of electronic devices to monitor power supply voltages and... [See More]

  • Features: Watchdog Timer
  • Type: MSOP
  • Output Options: Open Drain
  • Pins: 8
Power Supply Controllers, Monitors -- ISPPAC-POWR607-01SN24I [ISPPAC-POWR607-01SN24I from Lattice Semiconductor Corporation]
from Quarktwin Technology Ltd.

Power Supply Controller Power Supply Supervisor, Reset Generator, Watchdog Timer 24-QFNS (4x4) [See More]

  • Features: Watchdog Timer
  • IQ: 3500
  • Type: 24-VFQFN Exposed Pad
  • Supply Voltage: 2.64 to 3.96
Microprocessor Supervisor with Manual Reset and Dual Reset Output -- MIC1832
from Microchip Technology, Inc.

The MIC1832 is a multifunction circuit which monitors microprocessor activity, external reset and power supplies in microprocessor based systems. The circuit functions include a watchdog time, power supply monitor, microprocessor reset, and manual pushbutton reset input. The power supply line is... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: SOIC; DIP; ['SOIC', 'PDIP']
  • Output Options: Push-Pull
  • IQ: 15
Voltage Detector with Watchdog Timer -- BD99A41F
from ROHM Semiconductor USA, LLC

The BD37A19 / 41FVM, BD87A28 / 29 / 34 / 41FVM, BD99A41F is a watchdog timer reset IC. It delivers a high detection voltage precision of ±1.5% and a super-low current consumption of 5 µA (Typ.). It can be used in a wide range of electronic devices to monitor power supply voltages and... [See More]

  • Features: Watchdog Timer
  • Type: SOP
  • Output Options: Open Drain
  • Pins: 8
Supervisors -- 2T13K33MDBVREP [2T13K33MDBVREP from Texas Instruments]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel SOT-23-6 [See More]

  • Features: Watchdog Timer
  • Type: SOT-23-6
  • Output Options: Open Drain
  • Threshold: 2.93
uP Supervisor, Watchdog Timer, Active-High, 4.4V VTH -- MIC706
from Microchip Technology, Inc.

The MIC705, MIC706, MIC707, and MIC708 areinexpensive microprocessor supervisory circuits that monitor power supplies in microprocessor-based systems. The circuit functions include a watchdog timer, microprocessor reset, power-failure warning, and a debounced manual reset input. The MIC705 and... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: SOIC; ['SOIC']
  • Output Options: Push-Pull
  • IQ: 30
Supervisors -- ATA5021-GAPW [ATA5021-GAPW from Microchip Technology, Inc.]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 8-SO [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 8-SOIC (0.154\", 3.90mm Width)
  • Output Options: Open Drain
  • Operating Temperature: -40 to 125
uP Supervisor, Watchdog Timer, Active-Low, 4.65V VTH -- MIC705
from Microchip Technology, Inc.

The MIC705, MIC706, MIC707, and MIC708 areinexpensive microprocessor supervisory circuits that monitor power supplies in microprocessor-based systems. The circuit functions include a watchdog timer, microprocessor reset, power-failure warning, and a debounced manual reset input. The MIC705 and... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: SOIC; ['SOIC']
  • Output Options: Push-Pull
  • IQ: 30
Supervisors -- BD37A19FVM-TR [BD37A19FVM-TR from ROHM Semiconductor USA, LLC]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 8-MSOP [See More]

  • Features: Watchdog Timer
  • Type: SOP; MSOP; SSOP; VSSOP; 8-VSSOP, 8-MSOP (0.110\", 2.80mm Width)
  • Output Options: Open Drain
  • Threshold: 1.9
Voltage Supervisor with Watchdog Timer, Manual Reset, and Dual Outputs -- MIC826
from Microchip Technology, Inc.

The MIC826 is a low-current, ultra-small, voltage supervisor with manual reset input, watchdog timer, and active-high and active-low push-pull outputs. The reset outputs are asserted and held when the supply voltage falls below the factory-programmed threshold voltage, when the /MR pin is pulled... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: ['UDFN']
  • Output Options: Push-Pull
  • IQ: 4
Supervisors -- BD39040MUF-CE2 [BD39040MUF-CE2 from ROHM Semiconductor USA, LLC]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 4 Channel VQFN16FV3030 [See More]

  • Features: Watchdog Timer
  • Type: 16-VFQFN Exposed Pad
  • Output Options: Open Drain
  • Operating Temperature: -40 to 125
Voltage Supervisor, Open Drain, Active Low -- en024828
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: ['SOT-23']
  • Output Options: Open Drain
  • IQ: 1
Supervisors -- BD87A28FVM-TR [BD87A28FVM-TR from ROHM Semiconductor USA, LLC]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 8-MSOP [See More]

  • Features: Watchdog Timer
  • Type: SOP; MSOP; SSOP; VSSOP; 8-VSSOP, 8-MSOP (0.110\", 2.80mm Width)
  • Output Options: Open Drain
  • Threshold: 2.8
Voltage Supervisor, Open Drain, Active Low -- en024831
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer
  • Type: ['SOT-23']
  • Output Options: Open Drain; Push-Pull
  • IQ: 1
Supervisors -- EM6151V50SO8B+ [EM6151V50SO8B+ from EM Microelectronic - US, Inc.]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 8-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 8-SOIC (0.154\", 3.90mm Width)
  • Output Options: Open Drain
  • Threshold: 1.52
Voltage Supervisor, Open Drain, Active Low -- en024834
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: ['SOT-23']
  • Output Options: Open Drain
  • IQ: 1
Supervisors -- H6060V14SO8A+ [H6060V14SO8A+ from EM Microelectronic - US, Inc.]
from Quarktwin Technology Ltd.

Supervisor Push-Pull, Totem Pole 1 Channel 8-SOIC [See More]

  • Features: Watchdog Timer
  • Threshold: 2
  • Type: SOIC; 8-SOIC (0.154\", 3.90mm Width)
  • Operating Temperature: -40 to 85
Voltage Supervisor, Open Drain, Active Low -- en024835
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer
  • Type: ['SOT-23']
  • Output Options: Open Drain; Push-Pull
  • IQ: 1
Supervisors -- MP6411GS [MP6411GS from Monolithic Power Systems, Inc.]
from Quarktwin Technology Ltd.

Supervisor 1 Channel 8-SOIC [See More]

  • Features: Watchdog Timer
  • Threshold: 4.6
  • Type: SOIC; 8-SOIC (0.154\", 3.90mm Width)
  • Operating Temperature: -40 to 125
Voltage Supervisor, Push-Pull, Active High -- en024829
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: ['SOT-23']
  • Output Options: Push-Pull
  • IQ: 1
Supervisors -- NJU2102AM-TE1 [NJU2102AM-TE1 from Nisshinbo Micro Devices Inc.]
from Quarktwin Technology Ltd.

Supervisor 1 Channel 8-DMP [See More]

  • Features: Watchdog Timer
  • Threshold: 1.2
  • Type: SOIC; 8-SOIC (0.197\", 5.00mm Width)
  • Operating Temperature: -40 to 125
Voltage Supervisor, Push-Pull, Active Low -- en024827
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer; Manual Reset
  • Type: ['SOT-23']
  • Output Options: Push-Pull
  • IQ: 1
Supervisors -- STWD100NPWY3F [STWD100NPWY3F from STMicroelectronics]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel SOT-23-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain
  • Operating Temperature: -40 to 125
Voltage Supervisor, Push-Pull, Active Low -- en024830
from Microchip Technology, Inc.

The MCP1316/16M/17/18/18M/19/19M/20/21/22 are voltage supervisor devices designed to keep a microcontroller in reset until the system voltage has reached and stablized at a proper level for reliable system operation. These devices also protect from brown-out conditions when the system supply voltage... [See More]

  • Features: Watchdog Timer
  • Type: ['SOT-23']
  • Output Options: Open Drain; Push-Pull
  • IQ: 1
Supervisors -- STWD100PYW83F [STWD100PYW83F from STMicroelectronics]
from Quarktwin Technology Ltd.

Supervisor Push-Pull, Totem Pole 1 Channel SOT-323-5 [See More]

  • Features: Watchdog Timer
  • Operating Temperature: -40 to 125
  • Type: SOP; SSOP; TSSOP; SC-70; 5-TSSOP, SC-70-5, SOT-353
Supervisors -- U5020M-MFP [U5020M-MFP from Microchip Technology, Inc.]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 16-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 16-SOIC (0.154\", 3.90mm Width)
  • Output Options: Open Drain
  • Threshold: 3.8
Supervisors -- XC6121A216ER-G [XC6121A216ER-G from Torex Semiconductor, Ltd.]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel 6-USPC (1.8x2) [See More]

  • Features: Watchdog Timer
  • Type: 6-UFDFN Exposed Pad
  • Output Options: Open Drain
  • Threshold: 1.6
Supervisors -- XC6121A216MR-G [XC6121A216MR-G from Torex Semiconductor, Ltd.]
from Quarktwin Technology Ltd.

Supervisor Open Drain or Open Collector 1 Channel SOT-25-5 [See More]

  • Features: Watchdog Timer
  • Type: SC-74A, SOT-753
  • Output Options: Open Drain
  • Threshold: 1.6
Thermal Management -- TMP512AID [TMP512AID from Texas Instruments]
from Quarktwin Technology Ltd.

Temp Monitoring System (Sensor), Watchdog -40 °C ~ 125 °C Internal and External Sensor 2-Wire Serial, I ²C/SMBUS Output 14-SOIC [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 26
  • Type: SOIC; 14-SOIC (0.154\", 3.90mm Width)
  • Operating Temperature: -40 to 125
Thermal Management -- TMP512AIRSAR [TMP512AIRSAR from Texas Instruments]
from Quarktwin Technology Ltd.

Temp Monitoring System (Sensor), Watchdog -40 °C ~ 125 °C Internal and External Sensor 2-Wire Serial, I ²C/SMBUS Output 16-QFN (4x4) [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 26
  • Type: 16-VQFN Exposed Pad
  • Operating Temperature: -40 to 125
Thermal Management -- TMP513AID [TMP513AID from Texas Instruments]
from Quarktwin Technology Ltd.

Temp Monitoring System (Sensor), Watchdog -40 °C ~ 125 °C Internal and External Sensor 2-Wire Serial, I ²C/SMBUS Output 16-SOIC [See More]

  • Features: Watchdog Timer
  • Supply Voltage: 3 to 26
  • Type: SOIC; 16-SOIC (0.154\", 3.90mm Width)
  • Operating Temperature: -40 to 125
Voltage Regulators - Linear -- BD3005HFP-TR [BD3005HFP-TR from ROHM Semiconductor USA, LLC]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA HRP7 [See More]

  • Features: Watchdog Timer
  • Type: TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
  • Number of Supplies: 1
  • IQ: 500000
Voltage Regulators - Linear -- BD4271EFJ-CE2 [BD4271EFJ-CE2 from ROHM Semiconductor USA, LLC]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 550mA 8-HTSOP-J [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 8-SOIC (0.154\", 3.90mm Width) Exposed Pad
  • Number of Supplies: 1
  • IQ: 550000
Voltage Regulators - Linear -- CS8151CGN8 [CS8151CGN8 from onsemi]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 8-PDIP [See More]

  • Features: Watchdog Timer
  • Type: DIP; 8-DIP (0.300\", 7.62mm)
  • Number of Supplies: 1
  • IQ: 100000
Voltage Regulators - Linear -- CS8151D2G [CS8151D2G from onsemi]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 14-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 14-SOIC (0.154\", 3.90mm Width)
  • Number of Supplies: 1
  • IQ: 100000
Voltage Regulators - Linear -- CS8151YDPS7 [CS8151YDPS7 from onsemi]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 100mA D2PAK-7 [See More]

  • Features: Watchdog Timer
  • Type: TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
  • Number of Supplies: 1
  • IQ: 100000
Voltage Regulators - Linear -- CS8151YDWF16 [CS8151YDWF16 from onsemi]
from Quarktwin Technology Ltd.

Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 16-SOIC [See More]

  • Features: Watchdog Timer
  • Type: SOIC; 16-SOIC (0.295\", 7.50mm Width)
  • Number of Supplies: 1
  • IQ: 100000