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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ZL8800ALAFTKIC REG CTRLR BUCK PMBUS 44QFN |
1,001 | - |
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Datasheet | Digital-DC™ | 44-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 14V | 200kHz ~ 1.33MHz | - | No | Yes | PMBus | Current Limit, Enable, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 44-QFN (7x7) |
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MPQ4214GU-AEC1-ZIC REG BUCK-BOOST |
2,337 | - |
|
Datasheet | - | 27-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 5V ~ 40V | 200kHz, 300kHz, 400kHz, 600kHz | - | Yes | No | I2C | Current Limit, Dead Time Control, Dimming, Enable, Power Good, Slew Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 27-QFN (5x5) |
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TPS40490MHRHDRIC REG CTRLR BUCK 28QFN |
3,682 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 60V | 100kHz ~ 5.4MHz | - | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-VQFN (5x5) |
|
LTC1267CGIC REG CTRLR BUCK 28SSOP |
2,399 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 28-SSOP |
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LTC1267CG-ADJIC REG CTRLR BUCK 28SSOP |
3,949 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 28-SSOP |
|
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LTC1267CG-ADJ5IC REG CTRLR BUCK 28SSOP |
3,549 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 28-SSOP |
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MAX16930AGLR/VY+2MHZ, 36V, DUAL BUCK WITH PREBOO |
4,899 | - |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 40-QFN (6x6) |
|
LTC7818JUJ#TRPBFBUCK/BUCK/BOOST SYNC CTL, 40V, 3 |
4,850 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | No | - | - | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
CS5106LSWR24IC REG CTRLR FWRD CONV 24SSOP |
4,551 | - |
|
Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9V ~ 16V | 512kHz | 60% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Ramp | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
LTC3859EFE#TRPBFIC REG CTRLR MULT TOP 38TSSOP |
3,205 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 38V | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 99%, 100% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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LTC3859ALEFE#TRPBFIC REG CTRLR MULT TOP 38TSSOP |
1,375 | - |
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Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 38V | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 99%, 100% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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LTC3784HGN#TRPBFIC REG CTRLR BOOST 28SSOP |
4,258 | - |
|
Datasheet | PolyPhase® | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-SSOP |
|
LTC3784HUFD#TRPBFIC REG CTRLR BOOST 28QFN |
4,167 | - |
|
Datasheet | PolyPhase® | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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RAA228218GNP#HA0DIGITAL SINGLE OUTPUT, 20-PHASE |
3,063 | - |
|
Datasheet | - | 60-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | - | Positive | - | 1 | 20 | - | 2MHz | - | No | No | AVSBus, PMBus | Current Limit, Enable, Frequency Control, Phase Control | - | - | - | Surface Mount | 60-QFN (7x7) |
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MAX16933CATIR/VY+T2.2MHZ, 36V, DUAL BUCK |
1,811 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN-EP (5x5) |
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LTC7817JUHF#WTRPBF40V, 8UA IQ, 3MHZ, TRPLE BCKBST |
2,869 | - |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | Yes | - | Current Limit, Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
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MAX1634AEAI+TIC REG CTRLR BUCK 28SSOP |
3,914 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.2V ~ 30V | 200kHz ~ 300kHz | 99% | Yes | Yes | - | Enable, Reset, Sequencing | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3851AEGN#TRPBFIC REG CTRLR BUCK 16SSOP |
1,961 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 38V | 235kHz ~ 750kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
LTC3728LCUH#TRPBFIC REG CTRLR BUCK 32QFN |
1,063 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
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LTC3829IFE#TRPBFIC REG CTRLR BUCK 38TSSOP |
2,432 | - |
|
Datasheet | PolyPhase® | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.5V ~ 38V | 250kHz ~ 770kHz | 94% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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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