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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
UCC28C40DGKIC REG CTRLR MULT TOP 8VSSOP |
325 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.6V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
UCC38C42DIC OFFLINE CTRLR PWM UVLO 8SOIC |
277 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
ISL6520AIRZSWITCHING CONTROLLER |
3,969 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz | 100% | Yes | No | - | Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (4x4) |
|
UCD7230RGWTIC REG CTRLR BUCK 20VQFN |
232 | - |
|
Datasheet |
- | 20-VQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 15.5V | Up to 2MHz | - | Yes | No | - | Current Limit, Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-VQFN (5x5) |
|
MAX8544EEPSTEP-DOWN CONTROLLER |
3,989 | - |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 13.2V | 800kHz ~ 1.2MHz | - | Yes | Yes | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
RT8810DGQWIC PWM CTRLR BUCK WQFN-24 |
1,500 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 13.2V | 100kHz ~ 1MHz | 80% | Yes | No | - | Current Limit, Dead Time, Frequency Control, Phase Control, Power On Reset, Ramp, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-WQFN (4x4) |
|
UCC38086DIC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Half-Bridge, Push-Pull | 2 | 1 | 4.1V ~ 15V | 200kHz | 49% | Yes | No | - | Current Limit, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UCD7230ARGWTIC REG CTRLR BUCK 20VQFN |
430 | - |
|
Datasheet |
- | 20-VQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 15.5V | 200kHz ~ 2MHz | - | Yes | No | - | Current Limit, Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-VQFN (5x5) |
|
UC2823QTRIC REG CTRLR MULT TOP 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -25°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
TPS40020PWPRIC 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 | 2.25V ~ 5.5V | 100kHz ~ 1MHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
MCP1631T-E/MLIC REG CTRLR SEPIC 20QFN |
4,645 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
|
HIP6014CBBUCK PWM CONTROLLER |
1,487 | - |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz, 50kHz ~ 1MHz | 100% | Yes | No | - | Frequency Control, Phase Control, Power Good, Slew Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
HIP6014CB-TBUCK PWM CONTROLLER |
1,000 | - |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz, 50kHz ~ 1MHz | 100% | Yes | No | - | Frequency Control, Phase Control, Power Good, Slew Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
HIP6004ACB-TBUCK AND SYNCHRONOUS-RECTIFIER(P |
1,000 | - |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Bulk | Active | Programmable | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz, 50kHz ~ 1MHz | 100% | Yes | No | - | Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
HIP6004ACBSWITCHING CONTROLLER |
715 | - |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz, 50kHz ~ 1MHz | 100% | Yes | No | - | Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
MCP1631V-E/SSIC REG CTRLR SEPIC 20SSOP |
649 | - |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SSOP |
|
MCP1631-E/MLIC REG CTRLR SEPIC 20QFN |
258 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
|
MCP1631T-E/SSIC REG CTRLR SEPIC 20SSOP |
246 | - |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SSOP |
|
|
TL598CDIC REG CTRLR MULT TOP 16SOIC |
173 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | 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 | 100kHz | 45% | Yes | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
LTC3873EDDB-5#TRMPBFIC REG CTRLR MULT TOPOLOGY 8DFN |
0 | - |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.1V ~ 60V | - | 78% | No | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-DFN (3x2) |
