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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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LTC3838EUHF#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 ~ 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) |
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MAX5060ATI+TIC REG CTRLR BUCK 28TQFN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 28V | 125kHz ~ 1.5MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TQFN (5x5) |
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LM27212SQ/NOPBIC REG CTRLR BUCK 48WQFN |
0 | - |
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- | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 6V | - | - | Yes | Yes | - | Current Limit, Enable, Power Good, Soft Start | -5°C ~ 105°C (TA) | - | - | Surface Mount | 48-WQFN (7x7) |
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LM5119QPSQX/NOPBIC REG CTRLR BUCK 32WQFN |
0 | - |
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Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 65V | 50kHz ~ 750kHz | - | Yes | No | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 32-WQFN (5x5) |
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TPS40101RGERIC REG CTRLR BUCK 24QFN |
0 | - |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 18V | 100kHz ~ 1MHz | - | Yes | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
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UCC28220PWRIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Forward Converter | 2 | 1 | 8.4V ~ 14.5V | 200kHz ~ 2MHz | 75% | No | No | - | Ramp, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
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LTC7852IRHE#TRPBF6-PHASE BUCK CONTROLLER DRIVES D |
0 | - |
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Datasheet |
- | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 6 | 4.5V ~ 5.5V | 200kHz ~ 1.2MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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LT8292AFE#TRPBF60V L-IQ SYNC. BB CONT. W/ ISHAR |
0 | - |
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- | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 5.5V ~ 60V | 100kHz ~ 650kHz | - | Yes | Yes | - | Current Limit, Dead Time Control, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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ED8106N01QIIC PWM CTRLR SGL TRUE DGTL 24QFN |
0 | - |
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* | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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MAX1652EEE+TIC REG CTRLR BUCK 16QSOP |
0 | - |
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Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 98% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
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LTC3868IUFD-1#TRPBFIC REG CTRLR BUCK 28QFN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | 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) |
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LTC3868IUH#TRPBFIC REG CTRLR BUCK 32QFN |
0 | - |
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Datasheet |
PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3823IGN#TRPBFIC REG CTRLR BUCK 28SSOP |
0 | - |
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Datasheet |
- | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 |
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LTC3823IUH#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 | 4.5V ~ 36V | - | 90% | Yes | No | - | Enable, On Time Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3865IUH#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 | 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) |
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LTC3865IUH-1#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 | 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) |
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LT8603EUJ#TRPBFIC REG BUCK ADJ QUAD 40QFN |
0 | - |
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Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 3V ~ 42V | 250kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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MAX20412ATJH/V+TIC REG BUCK DUAL |
0 | - |
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- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 1.1MHz, 2.2MHz | - | Yes | No | I2C | - | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
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MAX20412ATJG/V+TIC REG BUCK DUAL |
0 | - |
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- |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 1.1MHz, 2.2MHz | - | Yes | No | I2C | - | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
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MAX20412ATJE/V+TIC REG BUCK DUAL |
0 | - |
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- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 1.1MHz, 2.2MHz | - | Yes | No | I2C | - | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
