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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX1844EEP+IC REG CTRLR BUCK 20QSOP |
2,673 | - |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
MAX1502WETJWIDE 4.5V TO 28V INPUT, DUAL-OUT |
1,164 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MAX767RCAPSTEP-DOWN POWER CONTROLLER |
366 | - |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz | 95% | Yes | Yes | - | Current Limit, Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
|
ISL6545ACBZIC REG CTRLR BUCK 8SOIC |
1,674 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 600kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
UCC2893PWIC REG CTRLR MULT TOP 16TSSOP |
2,052 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 16V | 250kHz | 70% | No | Yes | - | Current Limit, Enable, On Time Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
ISL6545CBZ-TIC REG CTRLR BUCK 8SOIC |
2,500 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
CS3843BGD8SWITCHING CONTROLLER |
274 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MAX747CSD+IC REG CTRLR 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | 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 |
|
IR3622MTRPBFIC REG CTRLR BUCK 32MLPQ |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 14.5V | 200kHz ~ 600kHz | 84% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Sequencing, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-MLPQ (5x5) |
|
MAX1714AEEPIC REG CTRLR BUCK 20QSOP |
0 | - |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | 100% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
UC2823AQTRSWITCHING CONTROLLER, VOLTAGE-MO |
2,963 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 1 | 1 | 8.4V ~ 22V | 400kHz ~ 1MHz | 1 | No | No | - | Current Limit, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
IR3590BMTRPBFIC REG CTLR BUCK I2C 40QFN |
0 | - |
|
Datasheet |
- | - | Tape & Reel (TR) | Discontinued at Digi-Key | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 3.3V | 200kHz ~ 2MHz | - | No | No | I2C | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (5x5) |
|
ISL6558IBZSWITCHING CONTROLLER |
456 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6558IBZSWITCHING CONTROLLER |
361 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX5041AEAIAVERAGE-CURRENT-MODE CONTROLLER |
133 | - |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 28V | 250kHz, 500kHz | - | Yes | Yes | - | Enable, Phase Control, Power On Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LM5026SD/NOPBIC REG CTRLR FWRD CONV 16WSON |
1,747 | - |
|
Datasheet |
- | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 590kHz | 70%, 80% | No | Yes | - | Dead Time Control, Frequency Control, Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WSON (5x5) |
|
|
LM5026MT/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
361 | - |
|
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 ~ 590kHz | 70%, 80% | No | Yes | - | Dead Time Control, Frequency Control, Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
ISL78215AUZ-T7AIC REG CTRLR BOOST/FLYBACK 8MSOP |
243 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.5V ~ 18V | Up to 2MHz | 48% | Yes | No | - | Current Limit, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
LTC1773EMS#TRPBFIC REG CTRLR BUCK 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.65V ~ 8.5V | 550kHz | 100% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-MSOP |
|
UCC28250PWRIC REG CTRLR MULT TOP 20TSSOP |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.7V ~ 17V | 85kHz ~ 1.15MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
