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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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LTC3806EDE#TRPBFIC REG CTRLR FLYBACK 12DFN |
0 | - |
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Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 10V ~ 25V | 250kHz | 89% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 12-DFN (4x3) |
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MAX1962EEP+TIC REG CTRLR BUCK 20QSOP |
0 | - |
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Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.35V ~ 5.5V | 500kHz, 1MHz | 92% | Yes | Yes | - | Current Limit, Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
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UC2825ANG4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | 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) | - | - | Through Hole | 16-PDIP |
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ISL6398IRTZ-TKIC REG CTRLR BUCK PMBUS 40QFN |
0 | - |
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Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 4.75V ~ 5.25V | 120kHz ~ 2.025MHz | 98% | No | - | I2C, PMBus, SMBus | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
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LTC3830EGN#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 | 1 | 1 | 3V ~ 8V | 200kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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LT3753HFE#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 | 8.5V ~ 100V | 100kHz ~ 500kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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SG1524BJIC REG CTRLR BUCK 16DIP |
0 | - |
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Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Through Hole | 16-CERDIP |
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LTC3813IG#TRPBFIC REG CTRLR BOOST 28SSOP |
0 | - |
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Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 6.35V ~ 14V | - | - | Yes | Yes | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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LTC3862IFE-1#TRPBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
0 | - |
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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 | 8.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-TSSOP |
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LTC3856IFE#TRPBFIC REG CTRLR BUCK 38TSSOP |
0 | - |
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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 |
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LTC3862IFE-2#TRPBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
0 | - |
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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 ~ 125°C (TJ) | - | - | Surface Mount | 24-TSSOP |
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LT3840IUFE#TRPBFIC REG CTRLR BUCK 38QFN |
0 | - |
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Datasheet |
- | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 2.5V ~ 60V | 50kHz ~ 1MHz | 99% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (4x6) |
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ISL68225IRAZINFRA 2OUT/9PH DIGITAL CONTROLLE |
0 | - |
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Datasheet |
- | 52-VFQFN Exposed Pad | Tube | 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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MAX16930AGLR/VY+T2MHZ, 36V, DUAL BUCK WITH PREBOO |
0 | - |
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Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 40-QFN (6x6) |
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CS4124YN16IC REG CTRLR BOOST 16DIP |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | Up to 40V | - | 100% | No | No | - | Current Limit | -40°C ~ 125°C (TJ) | - | - | Through Hole | 16-PDIP |
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LT3844IFE#TRPBFIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Buck, Boost, SEPIC | 1 | 1 | 4V ~ 60V | 300kHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
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UCC3806DWTRIC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 2 | 1 | 8V ~ 14.5V | 47kHz | 50% | Yes | No | - | Current Limit, Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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XDPP1100A200DXUMA1CONTROLLER |
0 | - |
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- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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LTC3857EGN-1#TRPBFIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
PolyPhase® | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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LTC3855IFE#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 ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
