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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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TPS40200SHKQIC REG CTRLR BUCK 8CFP |
0 | - |
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Datasheet |
- | 8-CSOIC (0.220", 5.65mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 52V | 35kHz ~ 500kHz | 100% | No | No | - | Frequency Control, Soft Start | -55°C ~ 210°C (TA) | - | - | Surface Mount | 8-CFP |
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L6738IC REG CTRLR BUCK 16QFN |
0 | - |
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- |
- | 16-VFQFN Exposed Pad | Tray | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | Yes | - | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-VFQFPN (3x3) |
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SG1524J-DESCIC REG CTRLR MULT TOP 16JDIP |
0 | - |
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Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 100kHz ~ 300kHz | 49% | Yes | No | - | Enable | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Through Hole | 16-CERDIP |
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SG1524J-JANIC REG CTRLR MULT TOP 16JDIP |
0 | - |
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Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 100kHz ~ 300kHz | 49% | Yes | No | - | Enable | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Through Hole | 16-CERDIP |
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SG1825CJ-883BIC REG CTRLR BUCK/FLYBACK 16DIP |
0 | - |
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Datasheet |
- | - | Bulk | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback | 2 | 1 | 10V ~ 30V | 4kHz ~ 1.5MHz | 85% | Yes | No | - | Current Limit, Ramp, Soft Start | -55°C ~ 125°C (TA) | Military | MIL-STD-883B | Through Hole | 16-CDIP |
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SG1825CJ-DESCIC REG CTRLR BUCK/FLYBACK 16DIP |
0 | - |
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Datasheet |
- | - | Bulk | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback | 2 | 1 | 10V ~ 30V | 4kHz ~ 1.5MHz | 85% | Yes | No | - | Current Limit, Ramp, Soft Start | -55°C ~ 125°C (TA) | Military | MIL-STD-883B | Through Hole | 16-CDIP |
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SG1846J-883BIC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
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- |
- | 16-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Push-Pull | 2 | 1 | 8V ~ 40V | 1Hz ~ 500kHz | - | Yes | Yes | - | Current Limit, Enable | -55°C ~ 125°C (TA) | Military | MIL-STD-883B | Through Hole | 16-CERDIP |
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UC1842AYIC PWM CTRLR CURR MODE 8CDIP |
0 | - |
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Datasheet |
- | 8-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -55°C ~ 125°C (TA) | - | - | Through Hole | 8-CERDIP |
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UC1845AYIC REG CTRLR BUCK/BOOST 8CDIP |
0 | - |
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Datasheet |
- | 8-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -55°C ~ 125°C (TA) | - | - | Through Hole | 8-CERDIP |
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ISL8115FRTZIC REG CTRLR BUCK 24TQFN |
0 | - |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 36V | 150kHz ~ 1.5MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-TQFN (4x4) |
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ISL8115FRTZ-TIC REG CTRLR BUCK 24TQFN |
0 | - |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 36V | 150kHz ~ 1.5MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-TQFN (4x4) |
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AP3586AMPTR-G1IC REG CTRLR BUCK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 300kHz | 82% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO-EP |
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AP3586BMTR-G1IC 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 | 5V ~ 12V | 300kHz | 82% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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AZ7500BMTR-AE1IC REG CTRLR BUCK 16SOIC |
0 | - |
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- |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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AZ7500CMTR-EAIC REG CTRLR BUCK 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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AZ7500FMTR-G1IC REG CTRLR BUCK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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NCV887200D1R2GIC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback | 1 | 1 | 4.8V ~ 40V | 675kHz | 92% | No | Yes | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
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IRS279524SPBFIC REG CTRLR BCK/HALF-BRG 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Half-Bridge | 2 | 2 | 12V ~ 18V | Up to 500kHz | 50% | Yes | No | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-SOIC |
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IRS279524STRPBFIC REG CTRLR BCK/HALF-BRG 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Half-Bridge | 2 | 2 | 12V ~ 18V | Up to 500kHz | 50% | Yes | No | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-SOIC |
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IR36021MFS01TRPIC REG CTRLR BUCK PMBUS 32QFN |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Cut Tape (CT) | Obsolete | - | Step-Down | Positive | Buck | 3 | 2 | 3.3V | 200kHz ~ 2MHz | - | - | - | I2C, PMBus | - | - | - | - | Surface Mount | 32-MLPQ (5x5) |

