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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MAX16932BATIU/V+TIC REG CTRLR BUCK 28TQFN |
3,769 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN (5x5) |
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MAX16932CATIU/V+TIC REG BUCK 3.3V/5V/ADJ 28TQFN |
3,060 | - |
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Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN (5x5) |
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BD9842FV-E2IC REG CTRLR BUCK 20SSOP |
2,994 | - |
|
Datasheet | - | 20-LSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.6V ~ 35V | 100kHz ~ 1.5MHz | - | No | No | - | Dead Time Control, Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 20-SSOP-B |
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LTC3809IDD-1#TRPBFIC REG CTRLR BUCK 10DFN |
4,790 | - |
|
Datasheet | - | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 9.8V | 550kHz | 100% | Yes | No | - | Enable, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
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LTC3809IMSE-1#TRPBFIC REG CTRLR BUCK 10MSOP |
1,968 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 9.8V | 550kHz | 100% | Yes | No | - | Enable, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-MSOP-EP |
|
TPS43351QDAPRQ1IC REG CTRLR BUCK 38HTSSOP |
2,470 | - |
|
Datasheet | - | 38-PowerTSSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 40V | 150kHz ~ 600kHz | 98.75% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 38-HTSSOP |
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BD9031FV-CE2IC REG CTRLR BOOST 16SSOP |
1,449 | - |
|
Datasheet | - | 16-LSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive, Isolation Capable | Boost | 1 | 1 | 4.5V ~ 30V | 20kHz ~ 600kHz | 87% | No | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP-B |
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ISL78264ARZISL78264ARZ AUTOMOTIVE GRADE - D |
2,832 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.75V ~ 42V | 200kHz ~ 2.2MHz | 98.75% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Sync | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 32-QFN (5x5) |
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MCP19123-E/MQDIGITALLY ENHANCED POWER ANALOG |
4,815 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 1 | 2 | 4.5V ~ 40V | 100kHz ~ 1.6MHz | - | Yes | Yes | I2C, PMBus, SMBus | Enable, Frequency Control, Power Good, Soft Start, Watchdog | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
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MAX797CSE-TIC REG CTRLR MULT TOP 16SOIC |
2,579 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 96% | Yes | Yes | - | Enable, Pulse Skipping, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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MAX1858AEEG+TIC REG CTRLR BUCK 24QSOP |
1,450 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
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LTC7811IUJ#TRPBFLOW IQ TRIPLE BUCK-BOOST CTL |
2,514 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 3 | 2 | 1V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 40-QFN (6x6) |
|
MCP19118-E/MJIC REG CTRLR BUCK PMBUS 24QFN |
3,219 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-QFN (4x4) |
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LT1725CS#TRPBFIC REG CTRLR FLYBACK 16SOIC |
3,554 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 9.7V ~ 22V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | 0°C ~ 100°C (TJ) | - | - | Surface Mount | 16-SO |
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LT1737CS#TRPBFIC REG CTRLR FLYBACK 16SOIC |
3,116 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 4.1V ~ 20V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | 0°C ~ 100°C (TJ) | - | - | Surface Mount | 16-SO |
|
LM27213MTDX/NOPBIC REG CTRLR BUCK 48TSSOP |
3,916 | - |
|
Datasheet | - | 48-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 6V | - | - | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -5°C ~ 105°C (TA) | - | - | Surface Mount | 48-TSSOP |
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SG2525ANIC REG CTRLR PUSH-PULL 16DIP |
1,232 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 350kHz | 49% | Yes | Yes | - | Enable, Soft Start | -25°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
ISL8843AAUZIC REG CTRLR BOOST/FLYBACK 8MSOP |
1,414 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 96% | No | No | - | Current Limit, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
MAX1654EEEIC REG CTRLR BUCK 16QSOP |
2,375 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 98% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
LTC3830ES8#TRPBFIC REG CTRLR BUCK 8SOIC |
2,634 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 8V | 200kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
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