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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LTC3729LEUH-6#PBFIC REG CTRLR BUCK 32QFN |
3,608 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 30V | 260kHz ~ 550kHz | 99.5% | Yes | No | - | Current Limit, Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC1772HS6#TRMPBFIC REG CTRLR MULT TOP SOT23-6 |
300 | - |
|
Datasheet | - | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 2.5V ~ 9.8V | 550kHz | 100% | No | No | - | Enable | -40°C ~ 140°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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LM5175QPWPTQ1IC REG CTRLR BUCK-BOOST 28HTSSOP |
1,206 | - |
|
Datasheet | - | 28-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 3.5V ~ 42V | 100kHz ~ 600kHz | - | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-HTSSOP |
|
MAX15003ATM+IC REG CTRLR BUCK 48TQFN |
1,898 | - |
|
Datasheet | - | 48-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 5.5V ~ 23V | 200kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-TQFN (7x7) |
|
LTC1771IS8#TRPBFIC REG CTRLR BUCK 8SOIC |
2,464 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 18V | - | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
|
LTC3861EUHE#PBFIC REG CTRLR BUCK 36QFN |
4,139 | - |
|
Datasheet | PolyPhase® | 36-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-QFN (5x6) |
|
LTC7852IRHE#PBF6-PHASE BUCK CONTROLLER DRIVES D |
106 | - |
|
Datasheet | - | 48-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 6 | 4.5V ~ 5.5V | 200kHz ~ 1.2MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
|
|
LTC3868IUH#PBFIC REG CTRLR BUCK 32QFN |
145 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
LTC3884ERHE-1#PBFIC REG CTRLR BUCK PMBUS 48QFN |
2,485 | - |
|
Datasheet | PolyPhase® | 48-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
|
|
LTC3774EUHE#PBFIC REG CTRLR BUCK 36QFN |
2,320 | - |
|
Datasheet | PolyPhase® | 36-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 150kHz ~ 1.2MHz | 98% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-QFN (5x6) |
|
MAX1960EEP+IC REG CTRLR BUCK 20QSOP |
146 | - |
|
Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.35V ~ 5.5V | 500kHz, 1MHz | 92% | Yes | Yes | - | Current Limit, Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
LTC3866IUF#PBFIC REG CTRLR BUCK 24QFN |
2,929 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 38V | 250kHz ~ 770kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
LTC7811IUJ#PBFLOW IQ TRIPLE BUCK-BOOST CTL |
109 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | 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) |
|
|
LTC3830-1ES8#PBFIC REG CTRLR BUCK 8SOIC |
207 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | 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 |
|
LT1725CGN#PBFIC REG CTRLR FLYBACK 16SSOP |
119 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | 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-SSOP |
|
LTC7840EFE#PBFDUAL PHASE/OUTPUT NON-SYNCH BOOS |
4,994 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | PWM | Step-Up | Positive | Boost | 2 | 2 | 5.5V ~ 60V | 50kHz ~ 425kHz | 96% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
|
LTC3861IUHE#PBFIC REG CTRLR BUCK 36QFN |
120 | - |
|
Datasheet | PolyPhase® | 36-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-QFN (5x6) |
|
LTC3838EUHF-2#PBFIC REG CTRLR BUCK 38QFN |
104 | - |
|
Datasheet | PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
MAX1791EUB+IC REG CTRLR BUCK 10UMAX |
1,256 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 20V | 300kHz | - | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
LT8603IUJ#TRPBFIC REG BUCK ADJ QUAD 40QFN |
1,463 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 3V ~ 42V | 250kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
DC DC Switching Controllers FAQ
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