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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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TL2845BDRIC REG CTRLR MULT TOP 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
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TL3842BDRIC REG CTRLR BST FLYBK CM 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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TL3844BDRIC REG CTRLR BST FLYBK CM 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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UC2843BNCURRENT MODE PWM CONTROLLER |
3,600 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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ISL6439ACR-TSWITCHING CONTROLLER |
6,000 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 600kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
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ISL6439CR-TVOLTAGE MODE PWM CONTROLLER 0.8V |
6,000 | - |
|
- |
- | 16-VQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 300kHz | 1 | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
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TL594CDGIC REG CTRLR BCK/PSH-PULL 16SOIC |
0 | - |
|
Datasheet |
SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 300kHz | 96% | Yes | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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NCP1230AP65GSWITCHING CONTROLLER |
5,550 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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FAN6520AIMXSWITCHING CONTROLLER |
5,465 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz | 100% | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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CS5211GDR14IC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 150kHz ~ 750kHz | - | Yes | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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ADP3161JR-REEL74-BIT PROG BUCK CONTROLLER |
4,000 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 5V, 12V | Up to 2MHz | 50% | Yes | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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NCP1230AP100GSWITCHING CONTROLLER |
2,450 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ISL6439ACRSWITCHING CONTROLLER |
2,380 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 600kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
ISL6439CRSWITCHING CONTROLLER |
1,954 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 300kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
L6728ATRIC REG CTRLR BUCK 10-VFQFPN |
914 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 600kHz | 67% | Yes | No | - | Enable, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
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NCP81118MNTWGIC REG BUCK CTLR 36QFN |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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NCP81118MNTXGIC REG BUCK CTLR 36QFN |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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UC3842DG4UC3842 CURRENT-MODE PWM CONTROLL |
1,627 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Buck-Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
SR4445REC JUMBO BUTTON SPECIAL |
30,000 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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UC3842ANIC REG CTRLR FLYBK ISO PWM 8-DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
