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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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TPS40077PWPRG4IC REG CTRLR BUCK 16HTSSOP |
0 | - |
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Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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 |
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FAN5066MIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 95% | Yes | No | - | Enable, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
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TPS40042DRCTG4IC REG CTRLR BUCK 10SON |
0 | - |
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Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 600kHz | 95% | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-VSON (3x3) |
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ISL6545CBZIC REG CTRLR BUCK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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R1272S001A-E2-FE34V INPUT PWM/VFM STEP-DOWN DCDC |
0 | - |
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Datasheet |
R1272S | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 18-HSOP |
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R1272S011A-E2-FE34V INPUT PWM/VFM STEP-DOWN DCDC |
0 | - |
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Datasheet |
R1272S | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 18-HSOP |
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SC1102CSTRTIC REG CTRLR BUCK 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.2V ~ 12.6V | 200kHz | 95% | Yes | No | - | Enable, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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TPS40003DGQRG4IC REG CTRLR BUCK 10MSOP |
0 | - |
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Datasheet |
- | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 600kHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-HVSSOP |
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UCC2813PWTR-3G4IC REG CTRLR MULT TOP 8TSSOP |
0 | - |
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Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | - | 99% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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LM3743MMX-1000IC REG CTRLR BUCK 10MSOP |
0 | - |
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Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 300kHz | 76% | Yes | No | - | Current Limit, Enable, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
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LM5030MMXIC REG CTRLR MULT TOP 10MSOP |
0 | - |
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Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 14V ~ 90V | 200kHz, 600kHz | 50% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-VSSOP |
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MAX17500AAUB+TIC REG CTRLR BOOST/SEPIC 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, SEPIC | 1 | 1 | 23.6V ~ 30V | 50kHz ~ 2.5MHz | 50% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-uMAX/uSOP |
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S-8533A125FT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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S-8533A15AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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S-8533A18AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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S-8533A33AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
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S-8533A50AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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S-8533A13AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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S-8533A14AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
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S-8533A14AFT-TB-UIC REG CTRLR BUCK 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
