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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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UC3844BVD1IC REG CTRLR PWM CM 8-SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 36V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3845BVD1IC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | 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 ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
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TL494CNIC REG CTRLR BCK/PUSH-PULL 16DIP |
0 | - |
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Datasheet |
SWITCHMODE™ | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 48% | Yes | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
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IR3640MPBFIC REG CTRLR BUCK 20MLPQ |
0 | - |
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Datasheet |
- | 20-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 225kHz ~ 1.65MHz | 92% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Sequencing, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-MLPQ (3x4) |
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LM3485Q1MMX/NOPBIC REG CTRLR BUCK 8VSSOP |
0 | - |
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Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 35V | - | 100% | No | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-VSSOP |
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IXD2121D091MR-GSTEP-UP DC/DC CONTROLLER ADJUSTA |
0 | - |
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Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 96% | No | No | - | Current Limit, Enable, Ramp, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | SOT-25 |
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IXD2121B091MR-GSTEP-UP DC/DC CONTROLLER ADJUSTA |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 96% | No | No | - | Current Limit, Enable, Ramp, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | SOT-25 |
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IXD2120D091MR-GSTEP-UP DC/DC CONTROLLER ADJUSTA |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 96% | No | No | - | Current Limit, Enable, Ramp, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | SOT-25 |
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IXD2120B091MR-GSTEP-UP DC/DC CONTROLLER ADJUSTA |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 96% | No | No | - | Current Limit, Enable, Ramp, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | SOT-25 |
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NCP1571DR2IC REG CTRLR BUCK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7.5V ~ 15V | 200kHz | - | Yes | No | - | Power Good | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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TPS64201DBVRG4IC REG CTRLR BUCK SOT23-6 |
0 | - |
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Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 1.8V ~ 6.5V | - | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
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TPS64203DBVRG4IC REG CTRLR BUCK SOT23-6 |
0 | - |
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Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 1.8V ~ 6.5V | - | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
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S-8352A25MC-K2KT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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S-8352A30MC-K2PT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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S-8352A32MC-K2RT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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S-8352A33MC-K2ST2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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S-8352A35MC-K2UT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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S-8352A37MC-K2WT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
S-8352A40MC-K2ZT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
S-8352A46MC-K3FT2GIC REG CTRLR BOOST SOT23-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 100kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
