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0755-82798135DC DC Switching Controllers
DC DC Switching Controllers
DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.
TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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BD9040FV-E2IC REG CTRLR BUCK 20SSOP |
0 | - |
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Datasheet |
- | 20-LSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 18V | 200kHz ~ 750kHz | - | Yes | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SSOP-B |
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ISL68225IRAZ-TINFRA 2OUT/9PH DIGITAL CONTROLLE |
0 | - |
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Datasheet |
- | 52-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 9 | 3.135V ~ 3.465V | Up to 2MHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (6x6) |
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MP2926GUT-0000-PTRIPLE-LOOP, DIGITAL, MULTI-PHAS |
0 | - |
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Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | - | Positive | - | 6 | 6 | 3.15V ~ 3.45V | 200kHz ~ 3MHz | - | No | Yes | I2C, PMBus | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-TQFN (5x5) |
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TPS5120DBTG4IC REG CTRLR BUCK 30TSSOP |
0 | - |
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Datasheet |
- | 30-TFSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 300kHz | 83% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 30-TSSOP |
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LTC3855EFE#TRPBFIC REG CTRLR BUCK 38TSSOP |
0 | - |
|
Datasheet |
PolyPhase® | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 38-TSSOP-EP |
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UC2825ADWG4IC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8.4V ~ 22V | 400kHz ~ 1MHz | 50% | No | No | - | Current Limit, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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LTC3832EGN#TRPBFIC REG CTRLR BUCK/BOOST 16SSOP |
0 | - |
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Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 8V | 300kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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LTC3778EF#TRPBFIC REG CTRLR BUCK 20TSSOP |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | - | - | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP |
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LTC3862EFE#TRPBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
0 | - |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 4V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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LTC3862EFE-2#TRPBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
0 | - |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 5.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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LTC3769IFE#TRPBFIC REG CTRLR BOOST/SEPIC 20TSSOP |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LTC7840IFE#TRPBFDUAL PHASE/OUTPUT NON-SYNCH BOOS |
0 | - |
|
Datasheet |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up | Positive | Boost | 2 | 2 | 5.5V ~ 60V | 50kHz ~ 425kHz | 96% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
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LTC7840IUFD#TRPBFDUAL PHASE/OUTPUT NON-SYNCH BOOS |
0 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up | Positive | Boost | 2 | 2 | 5.5V ~ 60V | 50kHz ~ 425kHz | 96% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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MAX1634CAI+TIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.2V ~ 30V | 200kHz ~ 300kHz | 99% | Yes | Yes | - | Enable, Reset, Sequencing | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SSOP |
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TL1453CNSRIC REG CTRLR 16SO |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | PWM | - | Positive | Boost | 2 | 1 | 3.6V ~ 40V | 1kHz ~ 500kHz | - | No | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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LTC1874EGN#TRPBFIC REG CTRLR BUCK 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 2.5V ~ 9.8V | 550kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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ISL68224IRAZ-TINFRA 3OUT/6PH DIGITAL CONTROLLE |
0 | - |
|
Datasheet |
- | 52-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | - | Positive | - | 3 | 6 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | No | PMBus | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (6x6) |
|
MAX1876AEEG+IC REG CTRLR BUCK 24QSOP |
0 | - |
|
- |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
|
LTC3810IUH-5#TRPBFIC REG CTRLR BUCK 32QFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.35V ~ 14V | - | - | Yes | Yes | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3856EFE#TRPBFIC REG CTRLR BUCK 38TSSOP |
0 | - |
|
Datasheet |
PolyPhase® | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 94% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
