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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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LM5025AMTC/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
283 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
NCP5425DBR2GIC REG CTRLR BUCK 20TSSOP |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 16V | 150kHz ~ 750kHz | 100% | Yes | No | - | Frequency Control | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
|
TPS53126PWIC REG CTRLR BUCK 24TSSOP |
0 | - |
|
Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz, 700kHz | - | Yes | No | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
ISL6560CB-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | Up to 2MHz | 50% | - | No | - | Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6562CB-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | 100kHz ~ 2MHz | 50% | Yes | No | - | Frequency Control, Phase Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6562CBSWITCHING CONTROLLER |
1,727 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | 100kHz ~ 2MHz | 50% | Yes | No | - | Frequency Control, Phase Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6558CB-TSWITCHING CONTROLLER |
9,900 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX5071BAUA+IC REG CTRLR FLYBACK 8UMAX |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10.8V ~ 30V | 20kHz ~ 1MHz | 49.8% | No | Yes | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-uMAX/uSOP |
|
MAX1847EEEINVERTING PWM CONTROLLER |
2,286 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Negative | Flyback | 1 | 1 | 3V ~ 16.5V | 100kHz ~ 500kHz | 98% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
ISL6745AUZ-TSWITCHING CONTROLLER |
12,300 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge | 2 | 1 | 9V ~ 16V | Up to 1MHz | 99% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-MSOP |
|
ISL6741IBZSWITCHING CONTROLLER |
5,568 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6745AUZSWITCHING CONTROLLER |
2,703 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge | 2 | 1 | 9V ~ 16V | Up to 1MHz | 99% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-MSOP |
|
ISL6741IBZ-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UC2864DW/81167RESONANT MODE PWR SU |
2,120 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 22V | 50kHz ~ 500kHz | 1 | No | No | - | Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX747CSDPWM, STEP-DOWN DC-DC CONTROLLER |
282 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 15V | 100kHz | 96% | No | No | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
LT3742EUF#TRPBFIC REG CTRLR BUCK 24QFN |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 30V | 500kHz | 100% | No | No | - | Enable, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
TPS5124DBTIC REG CTRLR BUCK 30TSSOP |
0 | - |
|
Datasheet |
- | 30-TFSOP (0.173", 4.40mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 15V | 300kHz | 80% | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 30-TSSOP |
|
ISL6559CRZ-TSWITCHING CONTROLLER |
6,000 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Bulk | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 75% | - | No | - | Current Limit, Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
ISL6559CRZSWITCHING CONTROLLER |
108 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 75% | - | No | - | Current Limit, Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
UCC3581DTRIC REG CTRLR MULT TOP 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 6.8V ~ 15V | Up to 100kHz | 84% | No | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
