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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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LM5149QRGYRQ180-V AUTOMOTIVE SYNCHRONOUS BUCK |
0 | - |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 80V | 100kHz ~ 2.2MHz | 100% | Yes | Yes | - | Current limit, Dead Time Control, Enable, Frequency Control, Ramp | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-VQFN (5.5x3.5) |
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MAX20412ATJD/V+TDUAL CHANNEL BUCK CONTROLLER FOR |
0 | - |
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Datasheet |
- | 20-WQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 2.2MHz | - | Yes | No | I2C | - | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 20-TQFN (5x5) |
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MAX20412ATJF/V+TIC REG BUCK DUAL |
0 | - |
|
- |
- | 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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LM5025SD/NOPBIC REG CTRLR FWRD CONV 16WSON |
0 | - |
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Datasheet |
- | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WSON (5x5) |
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TL1451AQDREPIC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |
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MIC2130-1YTSEIC REG CTRLR BUCK 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 150kHz | 92% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-eTSSOP |
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LM5025ASDX/NOPBIC REG CTRLR FWRD CONV 16WSON |
0 | - |
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Datasheet |
- | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WSON (5x5) |
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MIC2130-1YTSE-TRIC REG CTRLR BUCK 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 150kHz | 92% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-eTSSOP |
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ISL68200IRZ-TIC REG CTRLR BUCK PMBUS 24QFN |
0 | - |
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Datasheet |
Rapid Robust Ripple Regulator™ (R4) | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 24V | 300kHz ~ 1.5MHz | - | Yes | No | I2C, PMBus, SMBus | Enable, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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LM2647MTCXIC REG CTRLR BUCK 28TSSOP |
0 | - |
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Datasheet |
- | 28-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 28V | 200kHz ~ 500kHz | 75% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -5°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP |
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TPS53127PWRIC REG CTRLR BUCK 24TSSOP |
0 | - |
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Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 700kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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TPS40071PWPG4IC REG CTRLR BUCK 16HTSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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MAX668EUB-TIC REG CTRLR MULT TOP 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 28V | 100kHz ~ 500kHz | 90% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
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UCC2895DWTRG4IC OFFLINE SW FULL-BRDG 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SOIC |
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TPS40200MDREPG4IC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 52V | 35kHz ~ 500kHz | 95% | No | No | - | Frequency Control, Soft Start | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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ISL8118CRZIC REG CTRLR BUCK 28QFN |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 5.6V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
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P9149VWNRG2SUZUKI DPU 12-VFQFPN |
0 | - |
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- |
* | - | Tray | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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LM27403SQX/NOPBSYNCHRONOUS BUCK CONTROLLER |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 200kHz ~ 1.2MHz | 93% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x4) |
|
LTC3822EDD-1#TRPBFIC REG CTRLR BUCK 12DFN |
0 | - |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 4.5V | 300kHz, 550kHz, 750kHz | 99% | Yes | Yes | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 12-DFN (3x3) |
|
TPS40053QPWPRQ1IC REG CTRLR BUCK 16HTSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | Up to 1MHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-HTSSOP |
