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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC3838EUHF#PBFIC REG CTRLR BUCK 38QFN |
0 | - |
|
Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
PXC1331CPNG003XTMA1IFX PRIMARION CNTRLLER PG-VQFN-4 |
4,000 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MAX25231ATCD/V+600MA/1A, 2MHZ DC/DC IN S18U |
404 | - |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tray | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 36V | 2.1MHz | 99% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 12-TDFN (3x3) |
|
LTC3823IGN#PBFIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 36V | - | 90% | Yes | No | - | Enable, On Time Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
UC3856DWTRIC REG CTRLR MULT TOP 16SOIC |
1,693 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 47% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
PXE1410CDMG023XTMA1IFX PRIMARION CNTRLLER |
4,000 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LM251772RHAR36V FOUR SWITCH BUCK-BOOST CONTR |
3,979 | - |
|
- |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 3.5V ~ 36V | 100kHz ~ 600kHz | - | No | Yes | I2C | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync | 0°C ~ 70°C (TJ) | - | - | Surface Mount | 40-VQFN (6x6) |
|
MAX16990ATCF/V+IC REG CTRLR BOOST/SEPIC 12TQFN |
170 | - |
|
Datasheet |
- | 12-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 220kHz ~ 1MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 12-TQFN (3x3) |
|
MAX16990ATED/V+36V BOOST, 1 MHZ, IN UMAX OR TQF |
1,470 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 100kHz ~ 1MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TQFN (3x3) |
|
LTC3868IUFD-1#PBFIC REG CTRLR BUCK 28QFN |
0 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (4x5) |
|
LTC3865IUH#PBFIC REG CTRLR BUCK 32QFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
BD9036EFV-CE2AUTOMATICALLY CONTROLLED BUCK-BO |
1,977 | - |
|
Datasheet |
- | 24-VSSOP (0.220", 5.60mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 3.8V ~ 30V | 100kHz ~ 600kHz | 92% | Yes | Yes | - | Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 24-HTSSOP-B |
|
|
MAX5070AASA+IC REG CTRLR FLYBACK 8SOIC |
240 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10.8V ~ 30V | 20kHz ~ 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
TPS40100RGETIC REG CTRLR BUCK 24QFN |
350 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 18V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
UC3867DWTRIC REG CTRLR MULT TOP 16SOIC |
2,000 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 22V | 50kHz ~ 500kHz | 100% | No | No | - | Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX25203QATJA/VY+36V DUAL PHASE BOOST CONTROLLER |
490 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 2 | 1.8V ~ 36V | 220kHz ~ 2.1MHz | - | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start, Sync | -40°C ~ 125°C (TA) | - | - | Surface Mount, Wettable Flank | 32-WETQFN (5x5) |
|
PXE1331CDNG003XTMA1IC CONTROLLER |
3,950 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
PXM1310CPMG003XTMA1IFX PRIMARION CNTRLLER |
3,330 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
MAX20034ATIR/VY+36V DUAL HV CONTROLLER WITH LOW |
145 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 36V | 220kHz ~ 2.2MHz | 99% | Yes | Yes | - | Current Limit, Enable | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 28-TQFN (5x5) |
|
LTC3838IUHF#PBFIC REG CTRLR BUCK 38QFN |
0 | - |
|
Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
