Inverting Regulator (Buck-Boost) IC Switching Voltage Regulators
Last Updated: January 16, 2025 Reviewed by: Jon Lowy, consulting engineer
Description
Inverting Regulator (Buck-Boost) IC Switching Voltage Regulators are specialized electronic components designed to manage and convert electrical power efficiently. They are capable of stepping up or stepping down the input voltage to maintain a stable output voltage, even when the input voltage varies. This makes them essential for applications where a consistent voltage level is crucial, regardless of fluctuations in the input power source.
Working Principle
The working principle of a buck-boost converter involves dynamically adjusting the input voltage to achieve a desired output voltage. This is accomplished through a combination of buck (step-down) and boost (step-up) operations. When the input voltage is higher than the desired output, the converter operates in buck mode, reducing the voltage. Conversely, when the input voltage is lower, it switches to boost mode, increasing the voltage. This flexibility allows the buck-boost converter to efficiently manage power from sources with wide voltage ranges, such as batteries, by maximizing energy extraction and extending runtime .
Applications
Buck-boost converters are frequently used in battery-powered devices due to their ability to handle wide input voltage ranges. For example, they are employed in portable electronics to ensure stable operation as the battery discharges. They are also used in analog interfaces to generate negative voltages, such as -5V, which are often required for specific circuit functionalities .
Advantages over other IC Switching Voltage Regulators
One of the key advantages of buck-boost converters over other types of IC switching voltage regulators is their ability to provide both step-up and step-down voltage conversion. This dual functionality makes them highly versatile and suitable for applications with varying input voltage conditions. Additionally, their dynamic operation allows for efficient energy management, particularly in battery-powered applications, by extending battery life and optimizing power usage .
Limitations
Despite their versatility, buck-boost converters have some limitations. They can introduce switching noise into the output, which may require additional filtering in sensitive applications. Furthermore, the complexity of their design can lead to higher initial costs compared to simpler voltage regulators .
Considerations
When considering the use of buck-boost converters, it is important to evaluate factors such as initial costs, operating expenses, and durability. While they may have higher upfront costs due to their complex design, their ability to efficiently manage power can lead to reduced operating expenses over time. Durability and reliability are also crucial, as these components need to withstand varying input conditions and maintain performance. Additionally, considerations around accuracy and the potential need for maintenance or replacement should be factored into the decision-making process .
from Win Source Electronics
Win Source Part Number: 1100873-TPS22948DCKR. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Features: Auto Restart. Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Output Type: N/P-Channel. Input Type: Non-Inverting. Switch Type:... [See More]
- Configuration / Function: Buck-Boost
- Package Type: SC-70; SSOP; Other; Tape & Reel
- Output Voltage Type: N/P-Channel
- Operating Temperature: -40 to 125
from ODG (Origin Data Global)
IC REG BUCK BST ADJ DL 20HTSSOP [See More]
- Configuration / Function: Boost; Buck-Boost
- Package Type: Other; 20-VSSOP (0.173", 4.40mm Width) Exposed Pad
- Output Voltage Type: Adjustable / Variable
- Output Voltage: -13
from RS Components, Ltd.
Texas Instruments LM2576HVS-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-263; Other; D2pak (to-263)
- Output Voltage Type: Fixed
- IOUT: 3
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down I ²C DC-DC Controller IC 15-WL-CSP (BSC) (1.4x2.3) [See More]
- Configuration / Function: Buck-Boost
- fsw: 500 to 3000
- Package Type: Other; 15-UFBGA, WLCSP
- Operating Temperature: -40 to 85
from Texas Instruments
7-42V Wide Vin, 2.5A, Current Mode Non-Synchronous Buck Regulator 20-HTSSOP -40 to 125 [See More]
- Configuration / Function: Buck; Buck-Boost
- Output Voltage: 1.23 to 37
- Package Type: Other; HTSSOP
- IOUT: 2.5
from Win Source Electronics
Win Source Part Number: 987164-TPS1HA08BQPWPRQ1. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Series: Automotive, AEC-Q100. Features: Slew Rate Controlled. Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Output Type: N-Channel. [See More]
- Configuration / Function: Buck-Boost
- Package Type: SSOP; Other; Tape & Reel
- Output Voltage Type: N-Channel
- Operating Temperature: -40 to 125
from ODG (Origin Data Global)
PWM STEP-UP/INVERTING DCDC CONVE [See More]
- Configuration / Function: Boost; Buck-Boost
- Package Type: Other; 12-UFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable
- Output Voltage: -20
from RS Components, Ltd.
Texas Instruments LM2594M-12/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SOIC; Other; Soic
- Output Voltage Type: Fixed
- IOUT: 0.5000
from DigiKey
IC REG CTRLR BUCK-BOOST WQFN-40 [See More]
- Configuration / Function: Buck-Boost
- fsw: 250 to 1000
- Package Type: Other; 40-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
3-42V Wide Vin, Current Mode Non-Synchronous Buck-Boost Controller 20-HTSSOP -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; HTSSOP
- Output Voltage Type: Adjustable / Variable
- Output Voltage: 1.23 to 38
from Win Source Electronics
Win Source Part Number: 993200-TPS1HA08DQPWPRQ1. Category: Integrated Circuits (ICs) >PMIC - Power Distribution Switches, Load Drivers. Series: Automotive, AEC-Q100. Features: Slew Rate Controlled. Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Output Type: N-Channel. [See More]
- Configuration / Function: Buck-Boost
- Package Type: SSOP; Other; Tape & Reel
- Output Voltage Type: N-Channel
- Operating Temperature: -40 to 125
from RS Components, Ltd.
Texas Instruments LM2574N-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: DIP; Other; Mdip
- Output Voltage Type: Fixed
- IOUT: 0.5000
from DigiKey
HIGH SPEED PULSE WIDTH MODULATOR [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Operating Temperature: -40 to 125
- Package Type: Other; "8-TSSOP, 8-MSOP (0.118"", 3.00mm Width)"
- Special Features: Synchronous Rectification
from Texas Instruments
Automotive Grade, 3-42V Wide Vin, Current Mode Non-Synchronous Buck-Boost Controller 20-HTSSOP -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; HTSSOP
- Output Voltage Type: Adjustable / Variable
- Output Voltage: 1.23 to 38
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 780602-LT1683IG#PBF. Packaging: Tube. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 20-SSOP (0.209", 5.30mm Width). Output Type: Transistor Driver. Function: Step-Up/Step-Down. Topology: Push-Pull. Frequency -... [See More]
- Configuration / Function: Buck-Boost; Push-Pull
- Package Type: SSOP; Other; 20-SSOP (0.209", 5.30mm Width)
- Output Voltage Type: Transistor Driver
- fsw: 250
from RS Components, Ltd.
Texas Instruments LM2575HVT-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Fixed
- IOUT: 1
from DigiKey
IC REG CTRLR MULT TOPOLOGY 8DFN [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Operating Temperature: -40 to 125
- Package Type: Other; 8-VFDFN Exposed Pad
- Special Features: Synchronous Rectification
from Texas Instruments
Switching Regulator 8-SOIC -40 to 125 [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Output Voltage: 1 to ?
- Package Type: Other; PDIP,SOIC
- IOUT: 0.7500
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 1206797-LT3757IMSE. Manufacturer Homepage: www.linear.com. Popularity: Medium. Fake Threat In the Open Market: 36 pct. Supply and Demand Status: Balance [See More]
- Configuration / Function: Buck-Boost
from RS Components, Ltd.
Texas Instruments LM2575HVT-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
4 SWITCH BUCK BOOST CONTROLLER W [See More]
- Configuration / Function: Buck-Boost
- fsw: 300 to 500
- Package Type: Other; 32-VFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
1.4MHz Cuk Converter 5-SOT-23 -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: -1.23 to ?
- Package Type: Other; SOT-23
- VIN: 2.7 to 14
from Win Source Electronics
Win Source Part Number: 783571-LTC3704IMS#PBF. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width). Polarity: Negative. Topology: Cuk. Frequency - Switching: 50kHz ~ 1MHz. Control Features: Enable, Frequency Control. Supply Voltage: 2.5 V ~... [See More]
- Configuration / Function: Buck-Boost; Cuk
- fsw: 50 to 1000
- Package Type: Other; 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
- Duty Cycle: 92
from RS Components, Ltd.
Texas Instruments LM2575T-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Fixed
- IOUT: 1
from DigiKey
24V, HIGH EFFICIENCY, SYNCHRONOU [See More]
- Configuration / Function: Buck-Boost
- fsw: 200 to 600
- Package Type: Other; 32-VFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Converter 8-SOIC -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.1000
- Package Type: Other; SOIC,VSSOP
- VIN: 1.5 to 5.5
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783766-LTC3863EMSE#PBF. Packaging: Tube. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 12-TSSOP (0.118", 3.00mm Width) Exposed Pad. Output Type: Transistor Driver. Function: Step-Down. Topology: Buck. Frequency -... [See More]
- Configuration / Function: Buck-Boost; Buck
- Package Type: SSOP; Other; 12-TSSOP (0.118", 3.00mm Width) Exposed Pad
- Output Voltage Type: Transistor Driver
- fsw: 50 to 850
from RS Components, Ltd.
Texas Instruments LM2575T-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
40V, SYNCHRONOUS BUCK-BOOST CONT [See More]
- Configuration / Function: Buck-Boost
- fsw: 200 to 600
- Package Type: Other; 27-VFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Converter 8-SOIC -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.2000
- Package Type: Other; SOIC
- VIN: 1.5 to 5.5
from Win Source Electronics
Manufacturer: Maxim Integrated. Win Source Part Number: 882420-MAX775ESA. Series: *. Features: Regulator Output DC-DC Controller IC. Package: Bulk. Categories: Integrated Circuits (ICs). ECCN: EAR99. Popularity: Medium. Fake Threat In the Open Market: 56 pct. Supply and Demand Status: Limited. [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; Bulk
from RS Components, Ltd.
Texas Instruments LM2576T-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Fixed
- IOUT: 3
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 40-QFN (6x6) [See More]
- Configuration / Function: Buck-Boost
- fsw: 80 to 400
- Package Type: Other; 40-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Converter 8-SOIC -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.2000
- Package Type: Other; SOIC
- VIN: 1.5 to 5.5
from Win Source Electronics
Manufacturer: Maxim Integrated. Win Source Part Number: 882423-MAX776ESA. Series: *. Features: Regulator Output DC-DC Controller IC. Package: Bulk. Categories: Integrated Circuits (ICs). ECCN: EAR99. Popularity: Medium. Fake Threat In the Open Market: 61 pct. Supply and Demand Status: Limited. [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; Bulk
from RS Components, Ltd.
onsemi LM2576T-ADJG Buck Converter [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Adjustable / Variable
- IOUT: 3
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 38-TSSOP-EP [See More]
- Configuration / Function: Buck-Boost
- fsw: 80 to 600
- Package Type: Other; "38-TFSOP (0.173"", 4.40mm Width) Exposed Pad"
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Converter 6-SOT-23 -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.0400
- Package Type: Other; SOT-23
- VIN: 1.8 to 5.8
from Win Source Electronics
Manufacturer: Ricoh. Win Source Part Number: 890760-R1280D002C-TR-FE. Operating Temperature Range: -40 °C ~ 85 °C. Features: Boost Regulator Positive Output Step-Up - DC-DC Controller IC 10-SON (2.9x2.8). Package: 10-VFDFN. Package: Reel - TR. Mounting: Surface Mount. Supply Voltage: 2.5V... [See More]
- Configuration / Function: Buck-Boost
- Operating Temperature: -40 to 85
- Package Type: Other; 10-SON (2.9x2.8)
from RS Components, Ltd.
onsemi LM2576T-005G Buck Converter [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Fixed
- IOUT: 3
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 28-TSSOP-EP [See More]
- Configuration / Function: Buck-Boost
- fsw: 400
- Package Type: Other; "28-TSSOP (0.173"", 4.40mm Width) Exposed Pad"
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Doubling Inverter 8-VSSOP -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.0100
- Package Type: Other; VSSOP
- VIN: 2 to 5.5
from Win Source Electronics
Manufacturer: Diodes Incorporated. Win Source Part Number: 737076-AZ34063CMTR. Manufacturer Homepage: www.diodes.com. Reference case: SOP-8. Reference Date Code: 13+. Popularity: Medium. Fake Threat In the Open Market: 45 pct. Supply and Demand Status: Balance [See More]
- Configuration / Function: Buck-Boost
from RS Components, Ltd.
Texas Instruments LM2575S-3.3/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-263; Other; D2pak (to-263)
- Output Voltage Type: Fixed
- IOUT: 1
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 28-QFN (4x5) [See More]
- Configuration / Function: Buck-Boost
- fsw: 400
- Package Type: Other; 28-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
80V, 600 mA Constant On-Time Buck Switching Regulator 10-VSSOP -40 to 125 [See More]
- Configuration / Function: Buck; Buck-Boost
- Output Voltage: 2.5 to 75
- Package Type: Other; VSSOP
- IOUT: 0.6500
from Win Source Electronics
Manufacturer: BCD Semiconductor Manufacturing Limited. Win Source Part Number: 1150274-AZ34063DMTR-G1. Manufacturer Homepage: www.bcdsemi.com. Popularity: Medium. Fake Threat In the Open Market: 33 pct. Supply and Demand Status: Limited [See More]
- Configuration / Function: Buck-Boost
from RS Components, Ltd.
onsemi LM2574N-5G Buck Converter [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: DIP; Other; Pdip
- Output Voltage Type: Fixed
- IOUT: 0.5000
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 64-LQFP-EP (10x10) [See More]
- Configuration / Function: Buck-Boost
- fsw: 100 to 400
- Package Type: Other; 64-LQFP Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Switching Regulator 8-SOIC 0 to 125 [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Output Voltage: 1 to ?
- Package Type: Other; PDIP,SOIC
- IOUT: 0.7500
from Win Source Electronics
Manufacturer: Texas Instruments. Win Source Part Number: 089781-LM2576S-ADJ. Packaging: Rail. Operating Temp Range: -40C to 125C. Mounting: Surface Mount. Pin Count: 5 +Tab. Operating Temperature Classification: Automotive. Rad Hardened: No. Package Type: TO-263. Output Type: Adjustable. Number of... [See More]
- Configuration / Function: Buck; Buck-Boost
- Output Voltage: 1.23 to 37
- Output Voltage Type: Adjustable / Variable; Adjustable
- IOUT: 3
from RS Components, Ltd.
Texas Instruments LM5576MH/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SSOP; Other; Tssop
- Output Voltage Type: Adjustable / Variable
- IOUT: 3
from DigiKey
60V H-BRIDGE STEP-UP/STEP-DOWN C [See More]
- Configuration / Function: Buck-Boost
- fsw: 120 to 1000
- Package Type: Other; 32-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter 12-WSON [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 2.8 to 5
- Package Type: Other; WSON
- VIN: 2.5 to 5.5
from Win Source Electronics
Manufacturer: Texas Instruments. Win Source Part Number: 089599-LM2596S-ADJ. Packaging: Rail/Tube. Operating Temp Range: -4C to 125C. Mounting: Surface Mount. Pin Count: 5 +Tab. Operating Temperature Classification: Automotive. Rad Hardened: No. Package Type: TO-263. Output Type: Adjustable. Number... [See More]
- Configuration / Function: Buck; Buck-Boost
- Output Voltage: 1.2 to 37
- Output Voltage Type: Adjustable / Variable; Adjustable
- IOUT: 3
from RS Components, Ltd.
Texas Instruments LM5575MH/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SSOP; Other; Tssop
- Output Voltage Type: Adjustable / Variable
- IOUT: 1.5
from DigiKey
IC 40V BUCK BOOST CONTR 24TQFN [See More]
- Configuration / Function: Buck-Boost
- fsw: 220 to 2200
- Package Type: Other; 24-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
6-75V Wide Vin, 600mA Constant On-Time Non-Synchronous Buck Regulator 10-VSSOP -40 to 125 [See More]
- Configuration / Function: Buck; Buck-Boost
- Output Voltage: 2.5 to 75
- Package Type: Other; VSSOP
- IOUT: 0.6500
from Win Source Electronics
Manufacturer: Linear Technology/Analog Devices. Win Source Part Number: 1206762-LT3580IDD. Mounting Style: SMD. Output Type: Adjustable. Function: Step-Up, Step-Up/Step-Down. Topology: Boost, Cuk, SEPIC. Part Status: Last Time Buy. Output Configuration: Positive or Negative. Output Current: 2A... [See More]
- Configuration / Function: Buck-Boost; Boost, Cuk, SEPIC
- Package Type: Other; 8-WFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Life Cycle Stage: Last Shipments; Last Time Buy
from RS Components, Ltd.
Texas Instruments LM25576MH/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SSOP; Other; Tssop
- Output Voltage Type: Adjustable / Variable
- IOUT: 3
from DigiKey
IC REG CTRLR BUCK-BOOST 8SOIC [See More]
- Configuration / Function: Buck-Boost
- fsw: 300
- Package Type: SOIC; Other; "8-SOIC (0.154"", 3.90mm Width)"
- Operating Temperature: -40 to 85
from Texas Instruments
13-100V Wide Vin, Current Mode PWM Boost Controller 10-VSSOP -40 to 125 [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Output Voltage: 1.25 to ?
- Package Type: Other; VSSOP,WSON
- VIN: 13 to 100
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 1207206-LTC1174CN8-3.3. Manufacturer Homepage: www.linear.com. RoHS State: Request Verification. Popularity: Medium. Fake Threat In the Open Market: 51 pct. Supply and Demand Status: Limited [See More]
- Configuration / Function: Buck-Boost
from RS Components, Ltd.
Texas Instruments LM2574HVM-5.0/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SOIC; Other; Soic w
- Output Voltage Type: Fixed
- IOUT: 0.5000
from DigiKey
ISL78263ARZ AUTOMOTIVE GRADE - D [See More]
- Configuration / Function: Buck-Boost
- fsw: 200 to 2200
- Package Type: Other; 32-VFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
3-75V Wide Vin, Current Mode Non-Synchronous Buck-Boost Controller 20-HTSSOP -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; HTSSOP
- Output Voltage Type: Adjustable / Variable
- Output Voltage: 1.23 to 70
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 1207207-LTC1174CN8-5. Manufacturer Homepage: www.linear.com. RoHS State: Request Verification. Popularity: Medium. Fake Threat In the Open Market: 45 pct. Supply and Demand Status: Limited [See More]
- Configuration / Function: Buck-Boost
from RS Components, Ltd.
Texas Instruments LM25574MT/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SSOP; Other; Tssop
- Output Voltage Type: Adjustable / Variable
- IOUT: 0.5000
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 32-QFN (5x5) [See More]
- Configuration / Function: Buck-Boost
- fsw: 90 to 650
- Package Type: Other; 32-VFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Automotive Grade 3-75V Wide Vin, Current Mode Non-Synchronous Buck-Boost Controller 20-HTSSOP -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; HTSSOP
- Output Voltage Type: Adjustable / Variable
- Output Voltage: 1.23 to 70
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783231-LTC3111EMSE#TRPBF. Packaging: Reel package. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 16-TFSOP (0.118", 3.00mm Width) Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Up/Step-Down. [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 16-TFSOP (0.118", 3.00mm Width) Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 2.5
from RS Components, Ltd.
Texas Instruments LM22670MR-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: Other; Psop
- Output Voltage Type: Adjustable / Variable
- IOUT: 3
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 38-HTSSOP [See More]
- Configuration / Function: Buck-Boost
- fsw: 90 to 650
- Package Type: Other; "38-TFSOP (0.173"", 4.40mm Width) Exposed Pad"
- Operating Temperature: -40 to 125
from Texas Instruments
Low Noise Negative Bias Generator 8-VSSOP -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: -0.2320
- Package Type: Other; VSSOP
- IOUT: 0.0260
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783232-LTC3112EDHD#PBF. Packaging: Tube. Operating Temperature Range: -55 °C ~ 150 °C (TJ). Package: 16-WFDFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Up/Step-Down. Topology: Buck-Boost. Frequency -... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 16-WFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 2.5
from RS Components, Ltd.
Texas Instruments LM22672MRE-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: Other; Psop
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 32-TQFN (5x5) [See More]
- Configuration / Function: Buck-Boost
- fsw: 100 to 600
- Package Type: Other; 32-WFQFN Exposed Pad
- Operating Temperature: -40 to 125
from Texas Instruments
Switched Capacitor Voltage Converter 5-SOT-23 [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; SOT-23
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783233-LTC3112EDHD#TRPBF. Packaging: Reel package. Operating Temperature Range: -55 °C ~ 150 °C (TJ). Package: 16-WFDFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Up/Step-Down. Topology: Buck-Boost. Frequency... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 16-WFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 2.5
from RS Components, Ltd.
Texas Instruments LM2597M-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: SOIC; Other; Soic
- Output Voltage Type: Adjustable / Variable
- IOUT: 0.5000
from DigiKey
ITE, RAA489800 BI-DIRECTIONAL VR [See More]
- Configuration / Function: Buck-Boost
- fsw: 1000
- Package Type: Other; 32-WFQFN Exposed Pad
from Texas Instruments
Switched Capacitor Voltage Converter 8-SOIC [See More]
- Configuration / Function: Buck-Boost
- Package Type: Other; PDIP,SOIC
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783234-LTC3112IDHD#PBF. Packaging: Tube. Operating Temperature Range: -55 °C ~ 150 °C (TJ). Package: 16-WFDFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Up/Step-Down. Topology: Buck-Boost. Frequency -... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 16-WFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 2.5
from RS Components, Ltd.
onsemi LM2574N-ADJG Buck Converter [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: DIP; Other; Pdip
- Output Voltage Type: Adjustable / Variable
- IOUT: 0.5000
from DigiKey
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 10-SON (2.9x2.8) [See More]
- Configuration / Function: Buck-Boost
- fsw: 700
- Package Type: Other; 10-VFDFN
- Operating Temperature: -40 to 85
from Texas Instruments
SIMPLE SWITCHER? -5.5Vout, 0.3A Negative Bias Voltage Regulator in DSBGA 8-DSBGA [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: -5.5 to -0.9000
- Package Type: Other; DSBGA
- VIN: 2.8 to 5.5
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 303339-LTC3442EDE#TRPBF. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Adjustable. Topology: Buck-Boost. Frequency - Switching: 300kHz to 2MHz. Number of Outputs: 1. Synchronous Rectifier: Yes. Output Current: 1.2A. Family Name:... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 12-DFN (4x3)
- Output Voltage Type: Adjustable / Variable; Adjustable
- Life Cycle Stage: Maturity; Active
from RS Components, Ltd.
onsemi LM2575T-ADJG Buck Converter [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
HIGH VOLTAGE ASYNCHRONOUS MULTI- [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- fsw: 150 to 650
- Package Type: Other; "16-TSSOP (0.173"", 4.40mm Width) Exposed Pad"
- Operating Temperature: -40 to 150
from Texas Instruments
Switched-Capacitor Voltage Converters With Regulator 16-SOIC 0 to 70 [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: -5
- Package Type: Other; PDIP,SOIC
- IOUT: 0.1000
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783360-LTC3443EDE#PBF. Packaging: Tube. Operating Temperature Range: -40 °C ~ 85 °C (TA). Package: 12-WFDFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Up/Step-Down. Topology: Buck-Boost. Frequency -... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck-Boost
- Package Type: Other; 12-WFDFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 2.4
from RS Components, Ltd.
Texas Instruments LM2575HVT-ADJ/LF03 [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-220; Other; To-220
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
HIGH VOLTAGE ASYNCHRONOUS BOOST [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- fsw: 150 to 650
- Package Type: Other; "16-TSSOP (0.173"", 4.40mm Width) Exposed Pad"
- Operating Temperature: -40 to 150
from Texas Instruments
Switched Capacitor Voltage Converter 8-SOIC [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.1000
- Package Type: Other; SOIC
- VIN: 1.5 to 5.5
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783374-LTC3520EUF#TRPBF. Packaging: Reel package. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 24-WFQFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Down, Step-Up/Step-Down. Topology: Buck,... [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck, Buck-Boost
- Package Type: Other; 24-WFQFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 0.8000
from RS Components, Ltd.
Texas Instruments LM2576HVS-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-263; Other; D2pak (to-263)
- Output Voltage Type: Adjustable / Variable
- IOUT: 3
from DigiKey
Buck, Boost, Buck-Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- fsw: 250 to 1000
- Package Type: Other; "16-TSSOP (0.173"", 4.40mm Width)"
- Operating Temperature: -40 to 85
from Texas Instruments
1.5-A Peak Boost/Buck/Inverting Switching Regulator 8-SOIC -40 to 85 [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1.25 to 40
- Package Type: Other; PDIP,SOIC,SON
- VIN: 3 to 40
from Win Source Electronics
Manufacturer: Linear Technology. Win Source Part Number: 783375-LTC3521IUF#PBF. Packaging: Tube. Operating Temperature Range: -40 °C ~ 125 °C (TJ). Package: 24-WFQFN Exposed Pad. Mounting: SMD. Output Type: Adjustable. Function: Step-Down, Step-Up/Step-Down. Topology: Buck, Buck-Boost. [See More]
- Configuration / Function: Buck; Boost; Buck-Boost; Buck, Buck-Boost
- Package Type: Other; 24-WFQFN Exposed Pad
- Output Voltage Type: Adjustable / Variable; Adjustable
- Output Voltage: 0.6000
from RS Components, Ltd.
Texas Instruments LM2575S-ADJ/NOPB [See More]
- Configuration / Function: Buck; Boost; Buck-Boost
- Package Type: TO-263; Other; D2pak (to-263)
- Output Voltage Type: Adjustable / Variable
- IOUT: 1
from DigiKey
Buck, Buck-Boost Regulator Positive Output Step-Down DC-DC Controller IC 8-VSSOP [See More]
- Configuration / Function: Buck; Buck-Boost
- fsw: 500
- Package Type: Other; "8-TSSOP, 8-MSOP (0.118"", 3.00mm Width)"
- Operating Temperature: -40 to 125
from Texas Instruments
Automotive Catalog 1.5-A Peak Boost/Buck/Inverting Switching Regulator 8-SOIC -40 to 125 [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1.25 to 40
- Package Type: Other; SOIC
- VIN: 3 to 40
from Renesas Electronics Corporation
The ISL9110A is a highly-integrated Buck-Boost switching regulator that accepts input voltages either above or below the regulated output voltage. Unlike other Buck-Boost regulators, this regulator automatically transitions between operating modes without significant output disturbance. This part is... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; WLCSP
- IOUT: 1.2
from Karl Kruse GmbH & Co. KG
Karl Kruse is a worldwide leading franchised distributor (ISO: 9001-2008 certified). A service provider specializing in the supply and material management of electronic components, since 1951. We are an innovative company who is dedicated to collaborating with customers and partners to develop... [See More]
- Configuration / Function: Buck-Boost
- Package Type: SOIC
- Output Voltage Type: Adjustable / Variable
from ROHM Semiconductor USA, LLC
ROHM ’s highly-efficient buck-boost converter BD8306MUV produces step-up/down output voltage including 3.3 V from two-cell or three-cell alkaline battery, or one-cell lithium-ion battery with just one inductor. This IC adopts an original step-up/down drive system and creates a higher efficient... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1.8 to 5.2
- Package Type: Other; VQFN016V3030
- IOUT: 2
from Renesas Electronics Corporation
The ISL9110 and ISL9112 are highly-integrated buck-boost switching regulators that accept input voltages either above or below the regulated output voltage. Unlike other Buck-Boost regulators, these regulators automatically transition between operating modes without significant output disturbance. [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1.9 to 5
- Package Type: Other; DFN
- IOUT: 1.2
from ROHM Semiconductor USA, LLC
This IC is a 2 channel step-down switching regulator. Both circuit are available for step-down, step-up, invertive. It is small package, therefor it is best for mobile products. [See More]
- Configuration / Function: Buck-Boost
- VIN: 2.5 to 35
- Package Type: SSOP; Other; SSOP-B16
- fsw: 0.8000
from Renesas Electronics Corporation
The ISL9120 is a highly integrated buck-boost switching regulator that accepts input voltages either above or below the regulated output voltage. This regulator automatically transitions between buck and boost modes without significant output disturbance. The ISL9120 also has automatic bypass... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 0.8000
from ROHM Semiconductor USA, LLC
This IC is a 2 channel step-down switching regulator. Both circuit are available for step-down, step-up, invertive. It is small package, therefor it is best for mobile products. [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.1000
- Package Type: Other; SOP16
- VIN: 3.6 to 35
from Renesas Electronics Corporation
The ISL9120 is a highly integrated buck-boost switching regulator that accepts input voltages either above or below the regulated output voltage. This regulator automatically transitions between buck and boost modes without significant output disturbance. The ISL9120 also has automatic bypass... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 0.8000
from ROHM Semiconductor USA, LLC
This IC is a 2 channel step-down switching regulator. Both circuit are available for step-down, step-up, invertive. It is small package, therefor it is best for mobile products. [See More]
- Configuration / Function: Buck-Boost
- VIN: 3.6 to 35
- Package Type: SSOP; Other; SSOP-A16
- fsw: 0.8000
from Renesas Electronics Corporation
ISL91110 and ISL91110IR are high-current buck-boost switching regulators for systems using new battery chemistries. They use Intersil ’s proprietary buck-boost algorithm to maintain voltage regulation while providing excellent efficiency and very low output voltage ripple when the input... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 2
from ROHM Semiconductor USA, LLC
BD9851EFV is a 2 channel step-down switching regulator. It is possible to choose small application space due to its high-speed operation (Max switching frequency 3MHz) [See More]
- Configuration / Function: Buck-Boost
- IOUT: 0.2000
- Package Type: Other; HTSSOP-B20
- VIN: 4 to 18
from Renesas Electronics Corporation
ISL91110 and ISL91110IR are high-current buck-boost switching regulators for systems using new battery chemistries. They use Intersil ’s proprietary buck-boost algorithm to maintain voltage regulation while providing excellent efficiency and very low output voltage ripple when the input... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 2
from ROHM Semiconductor USA, LLC
The BD9035AEFV-C is a buck-boost switching controller with a high withstand voltage and a wide input range (VIN=3.8~30V) capable of generating buck-boost output with one inductor. The IC has a ±7% high accuracy switching frequency for the entire operating temperature range (Ta=-40 °C~+125... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 3.3 to 3.7
- Package Type: Other; HTSSOP-B24
- VIN: 3.8 to 30
from Renesas Electronics Corporation
The ISL91106 and ISL91106A are highly integrated buck-boost switching regulators that accept input voltages either above or below the regulated output voltage. Unlike other buck-boost regulators, these regulators automatically transitions between operating modes without significant output... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; WLCSP
- IOUT: 2
from Renesas Electronics Corporation
The ISL91108 is a highly-integrated buck-boost switching regulator that accepts input voltages either above or below the regulated output voltage. Unlike other buck-boost regulators, this regulator automatically transitions between operating modes without significant output disturbance. This device... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; WLCSP
- IOUT: 1.6
from Renesas Electronics Corporation
The ISL91127 is a high-current, buck-boost switching regulator for systems using new battery chemistries. It uses the Renesas proprietary buck-boost algorithm to maintain voltage regulation while providing excellent efficiency and very low output voltage ripple when the input voltage is close to the... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 2.1
from Renesas Electronics Corporation
The ISL91107 and ISL91107IR are highly-integrated buck-boost switching regulators that accept input voltages either above or below the regulated output voltage. Unlike other buck-boost regulators, these regulators automatically transition between operating modes without significant output... [See More]
- Configuration / Function: Buck-Boost
- Output Voltage: 1 to 5.2
- Package Type: Other; QFN
- IOUT: 2