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Description: A Continuous Current in Parallel Mode (24 A Peak) PWM Operating Frequency up to 500 kHz Integrated Self-Protection Circuits Including Undervoltage, Overtemperature, Overload, and Short Circuit Programmable Cycle-by-Cycle Current Limit Protection Independent Supply and Ground Pins for Each Half
- Device Type: PWM Amplifiers
- Package Type: TSSOP
- RoHS Compliant: Yes
- Life Cycle Stage: Other
Supplier: Techwell, Inc.
Description: attention to circuit design and layout, making this product ideal for communication circuits. For use in mixer applications, the cell provides high gain and good cancellation of 2nd order distortion terms. Applications Balanced Mixers Multipliers Demodulators/Modulators Automatic Gain
Supplier: ROHM Semiconductor, USA LLC
Description: power DMOS 0.70Ωtyp.) Two, comparator circuits for motor BEMF voltage detection Stand-by circuit (current at stand-by 0uA) thermal shutdown circuit
- Driver Type: Dual Gate Driver (Half-bridge), Three-phase
- Number of Output Channels: 4
- Output Configuration: Noninverting
- IC Package Type: Other
Amplifier and Comparator Chips - Excalibur Low-Noise High-Speed Precision Op Amplifiers -- TLE2037-Q1
Description: Status: ACTIVE The TLE20x7 and TLE20x7A contain innovative circuit design expertise and high-quality process control techniques to produce a level of ac performance and dc precision previously unavailable in single operational amplifiers. Manufactured using Texas Instruments state-of-the-art
Supplier: Microchip Technology, Inc.
Description: , and Current-Limit PWMxL, PWMxH Output Pin Swapping PWM4H, PWM4L Pins Remappable On-the-Fly PWM Frequency, Duty Cycle and Phase Shift Changes High-Speed Analog Comparator Up to Four Analog Comparators 20 ns response time 10-bit DAC for each analog comparator DACOUT pin to provide DAC output
- Data Bus: 16 Bit
- Internal ROM Type: Flash
- Number of bits: 16 Bit
- Serial Interfaces: I²C, SPI, UART
IC Voltage Regulators - ISL70001SRHRadiation Hardened and SEE Hardened 6A Synchronous Buck Regulator with Integrated MOSFETs -- ISL70001SRHSupplier: Techwell, Inc.
Description: Adjustable Output Voltage Two External Resistors Set VOUT from 0.8V to ~85% of VIN Excellent Dynamic Response Bi-directional SYNC Pin Allows Two Devices to be Synchronized 180° Out-of-Phase Device Enable with Comparator Type Input Power-Good Output Voltage Monitor Adjustable
- Regulator Category: Switching Regulator
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Parts by Number for Phase Comparator Circuit Top
|Part #||Distributor||Manufacturer||Product Category||Description|
|PIC18F43K22||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||. Programmable High/Low Voltage Detection (PLVD) module. Charge Time Measurement Unit (CTMU) for mTouch ™ support: - Up to 28 channels for button, sensor or slider input. Analog comparator module with: - Two rail-to-rail analog comparators - Comparator inputs and outputs externally accessible...|
|dsPIC30F2020||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||interrupts per second COMPARATOR. Four Analog Comparators: - 20 ns response time - 10-bit DAC reference generator - Programmable output polarity - Selectable input source - ADC sample and convert capable. PWM module interface - PWM Duty Cycle Control - PWM Period Control - PWM Fault Detect. Special Event...|
|dsPIC30F2023||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||interrupts per second COMPARATOR. Four Analog Comparators: - 20 ns response time - 10-bit DAC reference generator - Programmable output polarity - Selectable input source - ADC sample and convert capable. PWM module interface - PWM Duty Cycle Control - PWM Period Control - PWM Fault Detect. Special Event...|
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Oscillator Circuits For RTD Temperature Sensors
This application note shows how to design a temperature sensor oscillator circuit using Microchip's low-cost MCP6001 operational amplifier (op amp) and the MCP6541 comparator. Oscillator circuits can be used to provide an accurate temperature measurement with a Resistive Temperature Detector (RTD
Designing Operational Amplifier Oscillator Circuits For Sensor Applications
) of a comparator circuit. The counter and. lyze capacitive applications. The state-variable's three. comparator circuits can be implemented with a. op-amp topology provides for a more dependable oscil-. PICmicro® microcontroller. lation start-up than a single op amp oscil ator. The vir-. tual ground voltage
Controlling 3-Phase AC Induction Motors Using the PIC18F4431
. AN900. V/f Control with Current Feedback. shunt resistor, which produces a voltage proportional to. the current through it. This voltage is amplified and. A disadvantage of open-loop V/f control is that the. compared with an external comparator to a reference. motor can stall if the speed is ramped up
Capacitive Multibutton Configurations
- -. C1IN+. 0. C1. C1OUT. MUX. C1VIN+ +. C1OUT (to SR Latch). FixedRef. 1. 0. C1POL. MUX. CVREF. 1. Note 1: When C1ON = 0, the C1 comparator will produce a `0' output to the XOR Gate. C1RSEL. 2: Q1 and Q3 are phases of the four-phase system clock (FOSC). 3: Q1 is held high during Sleep mode
Buck Configuration High-Power LED Driver
, the comparator turns Q1 back on. an RC low-pass filter (R6 and C3) is added to the. and the next charge phase begins. The resulting. feedback path to introduce a time delay. The resulting. current flow through the LED/inductor is a DC level with. low-pass filter does two things for the driver circuit: a small
Brushless DC Motor Control Using PIC18FXX31 MCUs
A. PWM4. IC1. Hall B. IC2. PWM3. PWM3. Hall C. IC3. PWM5. XX31. Temp. AN8. F. Driver. PWM2. PWM4. Run/Stop. PWM2. PWM1. PIC18. PWM0. PWM0. FWD/REV. C. B. Q0. Q2. Q4. Rx. IMOTOR. N. S. Tx. RSHUNT. DC-. S. N. /FaultA. PC. IMAX. Amplifier. GUI. Comparator. /FaultB. Hall A. Hall C. Hall B. DS00899A-page 2
Sensorless Brushless DC Motor Control with PIC16
motors. BACKGROUND. For a full description of three-phase brushless motors,. read the application note "Brushless DC Motor Control. Made Easy" (DS00857). AN857 is an excellent. description of brushless motors and how to drive them. with sensor feedback for commutation. With more. advanced comparator
Basic Gyroscope Spin Motor Excitation Requirements For USD Gyroscopes
of. the oscillator by servo action (fed back into the VCO). For gyroscope applications where such precision may not be required, options would include R-C based. oscillator designs. The R-C type oscillators, including 555 timer based oscillators (comparator switch. type), which are simpler in design and more
Engineering Web Search: Phase Comparator Circuit Top
Phase-locked loop - Wikipedia, the free encyclopedia
This circuit compares the phase of the input signal with the phase of the signal derived from its output oscillator and adjusts the frequency of its
Pulse-width modulation - Wikipedia, the free encyclopedia
An example of PWM in an AC motor drive: the phase-to-phase voltage (blue) is modulated as a series of pulses that results in a sine-like flux density
Analog Devices: Analog Dialogue: Ask The Applications...
High-speed comparators provide many useful circuit functions when used correctly.
ADM690A/ADM692A/ADM802/ADM805 Microprocessor Supervisory...
R3 RESET Logic high (ADM805L, ADM805M). The open circuit output voltage is equal to VOUT. PFI The power fail comparator is disabled 5V PFO Logic low.
Reference Design Data Sheet (August, 1997) IRPLLNR1...
The shutdown section consists of lamp circuit current detection and comparator logic for safe turn-off and smooth auto re-starting.
- Application Notes AN-995A Electronic Ballasts Using the...
Documentation : Fujitsu United States
The MB39A106 is a symmetrical-phase type of two-channel, DC/DC converter IC using pulse width modulation (PWM) , incorporating an overcurrent
= +2 V, Ta = +25°C) Value Parameter Symbol Condition Unit Min Typ Max Circuit to prevent Reset voltage VR ? ? 0.9 V malfunction at low ? input