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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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LT3752IFE-1#TRPBFIC REG CTRLR FWRD CONV 38TSSOP |
0 | - |
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Datasheet |
- | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 10.5V ~ 16V | 100kHz ~ 500kHz | 95% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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LTC3769HFE#TRPBFIC REG CTRLR BOOST/SEPIC 20TSSOP |
0 | - |
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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 ~ 150°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LTC1735CS-1#TRPBFIC REG CTRLR BUCK 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | 300kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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ISL68227IRAZ-TINFRA 1OUT/12PH DIGITAL CONTROLL |
0 | - |
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Datasheet |
- | 60-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 12 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | Yes | PMBus | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 60-QFN (7x7) |
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ADPL76030EUFD#PBF60V 2MHZ SYNC 4-SWITCH BUCK-BOOS |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 4 | 4V ~ 55V | 1.4MHz | 50% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Power on Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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LTC3811EG#TRPBFIC REG CTRLR BUCK 36SSOP |
0 | - |
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Datasheet |
PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 30V | 250kHz ~ 750kHz | - | Yes | Yes | - | Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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LTC3811EUHF#TRPBFIC REG CTRLR BUCK 38QFN |
0 | - |
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Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 30V | 250kHz ~ 750kHz | - | Yes | Yes | - | Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 38-QFN (5x7) |
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ISL68220IRAZ-T7AINFRA 2OUT/2PH DIGITAL CONTROLLE |
0 | - |
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Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-TQFN (4x4) |
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LTC3703EG-5#TRPBFIC REG CTRLR BUCK 28SSOP |
0 | - |
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Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.1V ~ 15V | 100kHz ~ 600kHz | 93% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3701EGN#TRPBFIC REG CTRLR BUCK 16SSOP |
0 | - |
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Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.5V ~ 10V | 550kHz | 100% | No | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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LTC3810HUH-5#TRPBFIC REG CTRLR BUCK 32QFN |
0 | - |
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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 ~ 150°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3784EGN#TRPBFIC REG CTRLR BOOST 28SSOP |
0 | - |
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Datasheet |
PolyPhase® | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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LTC3784EUFD#TRPBFIC REG CTRLR BOOST 28QFN |
0 | - |
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Datasheet |
PolyPhase® | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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MAX17230ETLS+IC REG BUCK SYNC |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down, Step-Up/Step-Down | Positive | Buck, Boost | 2 | 1 | 3.5V ~ 36V | 200kHz ~ 1.2MHz | 95% | No | Yes | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (6x6) |
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MAX17231ETLS+IC REG BUCK SYNC |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down, Step-Up/Step-Down | Positive | Buck, Boost | 2 | 1 | 3.5V ~ 36V | 1MHz ~ 2.2MHz | 95% | No | Yes | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (6x6) |
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LTC3803IS6-3#TRPBFIC REG CTRLR FLYBACK TSOT23-6 |
0 | - |
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Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5.7V ~ 8V | 300kHz | 80% | No | No | - | Current Limit, Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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BD9610AMUV-E2IC REG CTRLR BUCK 20VQFN |
0 | - |
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Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10V ~ 56V | 50kHz ~ 500kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | VQFN020V4040 |
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MAX1858EEG+TIC REG CTRLR BUCK 24QSOP |
0 | - |
|
- |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
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ISL78227ARZIC REG CTRLR BOOST 32WQFN |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 5V ~ 55V | 50kHz ~ 1.1MHz | 89% | Yes | Yes | - | Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 32-QFN (5x5) |
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ISL68224IRAZINFRA 3OUT/6PH DIGITAL CONTROLLE |
0 | - |
|
Datasheet |
- | 52-VFQFN Exposed Pad | Tube | 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) |
