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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SP6122ACU-L/TRSWITCHING CONTROLLER, CURRENT-MO |
5,000 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
SP6122ACU-LSWITCHING CONTROLLER, CURRENT-MO |
4,711 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
SP6123AEN-LLOW VOLTAGE, SYNCHRONOUS STEP DO |
1,036 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LM1771SSDSWITCHING CONTROLLER, VOLTAGE-MO |
114,000 | - |
|
Datasheet |
- | 6-WDFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 6-WSON (3x3) |
|
MC33463H-50KT1IC REG LIN SWITCHING VOLT MODE |
37,778 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
PX7510EDSGCS09024XUMA1IC GATE |
4,000 | - |
|
- |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
FAN5029MPXSWITCHING CONTROLLER |
173,848 | - |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Bulk | Obsolete | PWM Signal | Step-Down | Positive | Buck | 5 | 5 | - | 1MHz | - | - | No | - | Current Limit, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 40-MLP (6x6) |
|
NCP81102MNTWGIC REG BUCK CTLR 32QFN |
0 | - |
|
- |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 32-QFN (5x5) |
|
MAX1980ETPQUICK-PWM DC-DC CONVERTER |
50,110 | - |
|
Datasheet |
- | 20-WQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 550kHz | - | Yes | No | - | Current Limit, On Time Control, Pulse Skipping | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-TQFN (5x5) |
|
MAX1980ETP-TQUICK-PWM DC-DC CONVERTER |
17,500 | - |
|
Datasheet |
- | 20-WQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 550kHz | - | Yes | No | - | Current Limit, On Time Control, Pulse Skipping | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-TQFN (5x5) |
|
FAN6520AMSWITCHING CONTROLLER |
8,584 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz | 100% | Yes | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
LV5747TT-TLM-ESTEP-DOWN SWITCHING REGULATOR |
4,000 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL6439ACBSWITCHING CONTROLLER |
2,795 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | 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 | 14-SOIC |
|
ISL6401IB-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 4.5V ~ 5.5V | 50kHz ~ 500kHz | 48% | No | Yes | - | Enable, Frequency Control, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
ISL6439ACB-TVOLTAGE MODE PWM CONTROLLER 0.8V |
2,500 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | - | 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 | - |
|
NCP1230AD100R2SWITCHING CONTROLLER |
2,395 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC2843AD1 REELANA SMPS PWM CONTROLLER |
1,242 | - |
|
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, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP3012DTBR2GIC REG CTRLR BUCK 14TSSOP |
0 | - |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 75kHz | 86% | Yes | Yes | - | Enable, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
CS51021EDR16SWITCHING CONTROLLER |
105,000 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
TL3845BDRIC REG CTRLR MULT TOP 14SOIC |
2,494 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 30V | 100kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
