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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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UCC28C40DGKRIC REG CTRLR MULT TOP 8VSSOP |
5,218 | - |
|
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, Forward Converter | 1 | 1 | 6.6V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
TL5001CDIC REG CTRLR BCK/BST/FLYBK 8SOIC |
22,399 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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MIC2128YML-TR75V, SYNCHRONOUS BUCK CONTROLLER |
8,704 | - |
|
Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | 200kHz ~ 750kHz | 85% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QFN (3x3) |
|
MIC2127AYML-TRIC REG CTRLR BUCK 16VQFN |
8,226 | - |
|
Datasheet |
Hyper Speed Control® | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | 200kHz ~ 800kHz | 85% | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QFN (3x3) |
|
MCP1630T-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
6,869 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
SG3524P013TRIC REG CTLR FLYBK/PSH-PLL 16SOIC |
736 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 300kHz | 45% | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
|
UCC2897ARGPRIC REG CTRLR MULT TOPOLOGY 20QFN |
6,101 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 16V | 250kHz | 70% | Yes | Yes | - | Current Limit, Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
|
TPS40211DGQRIC REG CTRLR MULT TOP 10MSOP |
11,053 | - |
|
Datasheet |
- | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | 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-HVSSOP |
|
|
LM3524DM/NOPBIC REG CTRLR BUCK/BOOST 16SOIC |
218 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive or Negative | Buck, Boost | 1 | 1 | 8V ~ 40V | - | 49% | No | No | - | Current Limit, Enable, Frequency Control | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |
|
|
LM3475MF/NOPBIC REG CTRLR BUCK SOT23-5 |
10,341 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 10V | - | 100% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
LM3485MM/NOPBIC REG CTRLR BUCK 8VSSOP |
1,754 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 35V | - | 100% | No | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
SG2525ANIC REG CTRLR BCK/PUSH-PULL 16DIP |
7,003 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Soft Start | -25°C ~ 85°C (TA) | - | - | Through Hole | 16-DIP |
|
R1240N001B-TR-FEPWM STEP-DOWN DCDC CONVERTER |
6,867 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 30V | 1.25MHz | 85% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6W |
|
TL598CNIC REG CTRLR MULT TOPOLOGY 16DIP |
1,313 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | 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 | 100kHz | 45% | Yes | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
|
LM3489MM/NOPBIC REG CTRLR BUCK 8VSSOP |
1,349 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 35V | Up to 1MHz | 100% | No | No | - | Current Limit, Enable | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-VSSOP |
|
UCC28C44QDRQ1BICMOS CURRENT MODE PWM CONTROLL |
6,580 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 48% | No | Yes | - | Frequency Control | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
UCC28C45QDRQ1AUTOMOTIVE BICMOS LOW-POWER CURR |
5,025 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 18V | Up to 1MHz | 48% | No | No | - | Frequency Control | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
MIC2104YML-TRIC REG CTRLR BUCK 16MLF |
17,240 | - |
|
Datasheet |
Hyper Speed Control® | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | 200kHz ~ 600kHz | 85% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-MLF® (3x3) |
|
UC3525ADWTRIC REG CTRLR MULT TOP 16SOIC |
1,470 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm 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 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
TL494BDR2GIC REG CTRLR BCK/PSH-PULL 16SOIC |
8,027 | - |
|
Datasheet |
SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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 | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |

