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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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LM5025MTCX/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
1,532 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | 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-TSSOP |
|
UCC28089DIC REG CTRLR PUSH-PULL 8SOIC |
1,362 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Push-Pull | 2 | 1 | 8.5V ~ 14V | Up to 1MHz | 50% | No | Yes | - | Dead Time Control, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
|
ICE2HS01GXUMA1IC REG CTRLR BUCK 20-DSO |
6,393 | - |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive, Isolation Capable | Buck | 2 | 2 | 11V ~ 18V | 48.25kHz ~ 1MHz | 50% | Yes | No | - | Dead Time Control, Enable, Soft Start | -25°C ~ 125°C (TJ) | - | - | Surface Mount | PG-DSO-20-45 |
|
MIC2196YM-TRIC REG CTRLR BOOST 8SOIC |
5,124 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2.9V ~ 14V | 400kHz | 85% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
MIC2196YMIC REG CTRLR BOOST 8SOIC |
326 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2.9V ~ 14V | 400kHz | 85% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
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NCV887302D1R2GAUTOMOTIVE SWITCHER |
762 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 3.2V ~ 40V | 400kHz | 92.5% | No | Yes | - | Current Sense, Enable | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
LM3478MA/NOPBIC REG CTRLR MULT TOPOLOGY 8SOIC |
456 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
SG3525ADWR2GIC REG CTRLR PUSH-PULL 16SOIC |
2,142 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
TPS40210DRCRIC REG CTRLR MULT TOPOLOGY 10SON |
12,523 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 52V | 35kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSON (3x3) |
|
MIC38HC45YMIC REG CTRLR MULT TOPOLOGY 8SOIC |
341 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | - | 50% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TPS40077PWPRIC REG CTRLR BUCK 16HTSSOP |
3,198 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
NCP81239MNTXGIC REG CTRLR BCK/BOOST I2C 32QFN |
656 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | PWM Signal | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 2 | 4.5V ~ 28V | 150kHz ~ 1.2MHz | - | - | Yes | I2C | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start | -40°C ~ 100°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
NCV887100D1R2GIC REG CTRLR BOOST/FLYBACK 8SOIC |
8,643 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback | 1 | 1 | 3.2V ~ 40V | 170kHz | 88% | No | Yes | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
|
UCC2893DRIC REG CTRLR MULT TOP 16SOIC |
4,828 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 16V | 250kHz | 70% | No | Yes | - | Current Limit, Enable, On Time Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LM3488QMM/NOPBIC REG CTRLR MULT TOP 8VSSOP |
1,605 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-VSSOP |
|
L3751PURWIDE 6 V TO 75 V INPUT VOLTAGE S |
822 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 75V | 100kHz ~ 1MHz | 99% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount, Wettable Flank | 20-QFN (3.5x4.5) |
|
|
LM5041AMTCX/NOPBIC REG CTRLR MULT TOP 16TSSOP |
5,528 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 1 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Dead Time Control, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
|
LM5041MTCX/NOPBIC REG CTRLR MULT TOP 16TSSOP |
3,053 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 1 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Dead Time Control, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
|
LM3488MMIC REG CTRLR MULT TOP 8VSSOP |
1,377 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
LM25149RGYR42-V SYNCHRONOUS BUCK DC/DC CONT |
2,955 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 42V | 100kHz ~ 2.2MHz | 100% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Sync | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-VQFN (5.5x3.5) |

