Available 24/7 at
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX797HESE+IC REG CTRLR BUCK 16SOIC |
67 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 30V | 150kHz, 300kHz | 96% | Yes | Yes | - | Enable, Pulse Skipping, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LTC3777ILXE#PBF150V VIN AND VOUT SYNCHRONOUS 4- |
199 | - |
|
Datasheet |
- | 48-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4.5V ~ 150V | 50kHz ~ 600kHz | 90% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 125°C | - | - | Surface Mount | 48-eLQFP (7x7) |
|
LT3748MPMS#PBFIC REG CTRLR FLYBACK 16MSOP |
264 | - |
|
Datasheet |
- | 16-TFSOP (0.118", 3.00mm Width), 12 Leads | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5V ~ 100V | - | - | No | No | - | Enable, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 16-MSOP |
|
LT3753MPFE#PBFIC REG CTRLR FWRD CONV 38TSSOP |
549 | - |
|
Datasheet |
- | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tube | 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 | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LT3845AMPFE#PBFIC REG CTRLR BUCK 16TSSOP |
319 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 300kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
LTC3891MPFE#PBFIC REG CTRLR BUCK 20TSSOP |
367 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
|
TL2845BDR-8IC REG CTRLR MULT TOPOLOGY 8SOIC |
6,964 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TL3844BDR-8IC REG CTRLR BST FLYBK PWM 8SOIC |
902 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TL2843BDRG4-8IC REG CTRLR MULT TOPOLOGY 8SOIC |
2,421 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TL2843DR-8IC REG CTRLR MULT TOPOLOGY 8SOIC |
4,289 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TL3845BPIC REG CTRLR MULT TOPOLOGY 8DIP |
1,562 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 30V | 100kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
|
TL3843BDRIC REG CTRLR MULT TOP 14SOIC |
1,962 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
TL3843BPIC REG CTRLR MULT TOPOLOGY 8DIP |
1,899 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
TL3844BPIC REG CTRLR BST FLYBK PWM 8-DIP |
1,882 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
TL594CNSRIC REG CTRLR MULT TOPOLOGY 16SO |
1,665 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm 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 | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
|
|
TL594IDRIC REG CTRLR MULT TOP 16SOIC |
8,496 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm 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 | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
TL594IPWRIC REG CTRLR MULT TOP 16TSSOP |
3,373 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm 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 | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
|
TL2844DRIC REG CTRLR BST FLYBK CM 14SOIC |
4,908 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
TL594CDRIC REG CTRLR MULT TOP 16SOIC |
1,012 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm 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 | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UC2845BD1IC REG CTRLR BOOST/FLYBACK 8SO |
1,867 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 8-SOIC |

