DC DC Switching Controllers
Browse available DC DC Switching Controllers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation 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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MAX1845ETX+TIC REG CTRLR BUCK 36TQFN |
4,236 | - |
|
Datasheet | - | 36-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 420kHz, 540kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-TQFN (6x6) |
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UCC2897PWRIC REG CTRLR MULT TOP 20TSSOP |
1,494 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 14.5V | 250kHz | 74% | Yes | Yes | - | Enable, On Time Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 20-TSSOP |
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UC2572DG4IC REG CTRLR FLYBACK 8SOIC |
1,764 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Negative | Flyback | 1 | 1 | 4.75V ~ 30V | 100kHz | 92% | No | No | - | Current Limit, Ramp | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
XR75100EL-FIC REG CTRLR BUCK 16QFN |
3,340 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 40V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QFN (3x3) |
|
LM2647MTCX/NOPBIC REG CTRLR BUCK 28TSSOP |
2,407 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 28V | 200kHz ~ 500kHz | 75% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -5°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP |
|
L6711TRIC REG CTRLR BUCK 48-TQFP |
1,017 | - |
|
Datasheet | - | 48-TQFP Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 48-TQFP-EP (7x7) |
|
MIC38HC43-1YNIC REG CTRLR MULT TOPOLOGY 14DIP |
4,862 | - |
|
Datasheet | - | 14-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | - | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-DIP |
|
MIC2198BML-TRIC REG CTRLR BUCK 12MLF |
4,259 | - |
|
Datasheet | - | 12-VFDFN Exposed Pad, 12-MLF® | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 500kHz | 76% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-MLF™ (4x4) |
|
TPS40055PWPRG4IC REG CTRLR BUCK 16HTSSOP |
1,709 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | Up to 1MHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
|
TPS40057PWPRG4IC REG CTRLR BUCK 16HTSSOP |
2,769 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | Up to 1MHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
|
TPS40051PWPRG4IC REG CTRLR BUCK 16HTSSOP |
3,720 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 500kHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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ISL6420BIAZ-TKIC REG CTRLR BUCK 20QSOP |
1,294 | - |
|
Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
LM5025CMTC/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
2,311 | - |
|
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 | 91% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
|
MAX20012BATJF/V+TAUTOMOTIVE LOW-VOLTAGE 2-CHANNEL |
2,672 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 2.2MHz | 99% | Yes | Yes | I2C | Current Limit, Enable, Frequency Control, Power Good, Ramp, Reset, Slew Control, Soft Start, Sync, Tracking | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
|
|
MAX20012BATJJ/V+TAUTOMOTIVE LOW-VOLTAGE 2-CHANNEL |
1,428 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 2.2MHz | 99% | Yes | Yes | I2C | Current Limit, Enable, Frequency Control, Power Good, Ramp, Reset, Slew Control, Soft Start, Sync, Tracking | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
|
ISL6722AARZIC REG CTRLR BOOST/FLYBACK 16QFN |
2,125 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-QFN (3x3) |
|
MIC2131-1YML-TRIC REG CTRLR BUCK 16MLF |
1,342 | - |
|
Datasheet | - | 16-VQFN Exposed Pad, 16-MLF® | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 150kHz | 92% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-MLF® (4x4) |
|
MAX770CSA-TIC REG CTRLR BOOST 8SOIC |
3,336 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
ISL6540AIRZ-TIC REG CTRLR BUCK 28QFN |
3,652 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 22V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
|
|
L6711IC REG CTRLR BUCK 48-TQFP |
3,256 | - |
|
Datasheet | - | 48-TQFP Exposed Pad | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 48-TQFP-EP (7x7) |
DC DC Switching Controllers FAQ
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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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