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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LT8711IUDC#PBFIC REG CTRLR SYNC 20-QFN |
1,779 | - |
|
Datasheet | - | 20-WFQFN Exposed Pad | Tube | Active | PWM | Step-Up, Step-Down | Positive | Buck, Boost, Buck-Boost, SEPIC | 1 | - | 4.5V ~ 42V | 100kHz ~ 750kHz | 100% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
|
TPS40425RHATIC REG CTRLR BUCK PMBUS 40VQFN |
1,170 | - |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 20V | 200kHz ~ 1.5MHz | - | Yes | Yes | PMBus | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-VQFN (6x6) |
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LTC7802JUFDM#WPBF40V, LOW IQ DUAL PHSE SYCH STP-D |
155 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 40V | 100kHz ~ 3MHz | 99% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount, Wettable Flank | 28-QFN (4x5) |
|
LTC3870IUF-1#PBFIC REG CTRLR BUCK 24QFN |
2,880 | - |
|
Datasheet | PolyPhase® | 24-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 60V | 500kHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
MAX1953EUB+TIC REG CTRLR BUCK 10UMAX |
5,967 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 1MHz | 89% | Yes | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
NCV81599MWTXGI2C CONFIGURABLE, 4-SWITCH BUCK |
2,139 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck, Boost | 4 | 2 | 4.5V ~ 32V | - | - | Yes | - | I2C | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 32-QFNW (5x5) |
|
LTC3860EUH#PBFIC REG CTRLR BUCK 32QFN |
221 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 250kHz ~ 1.25MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3868EGN-1#PBFIC REG CTRLR BUCK 28SSOP |
147 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
|
LTC7813HUH#PBFIC REG CTRLR BUCK/BOOST 32QFN |
3,519 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 1 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 96%, 99% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
MAX1953EUB+IC REG CTRLR BUCK 10UMAX |
205 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 1MHz | 89% | Yes | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
|
LTC3874IUF-1#PBFIC REG CTRLR BUCK 24QFN |
2,597 | - |
|
Datasheet | PolyPhase® | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 1MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
LTC3863HDE#PBFIC REG CTRLR BUCK 12DFN |
120 | - |
|
Datasheet | - | 12-WFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 3.5V ~ 60V | 50kHz ~ 850kHz | - | No | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 12-DFN (4x3) |
|
TPS53632GRSMTIC REG CTRLR HALF-BRIDGE 32VQFN |
185 | - |
|
Datasheet | D-CAP+™ | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Up/Step-Down | Positive | Half-Bridge | 2 | 2 | 3.1V ~ 28V | 100kHz ~ 1MHz | - | Yes | No | I2C | Enable, Frequency Control, Power Good, Pulse Skipping, Ramp, Slew Control | -10°C ~ 105°C (TA) | - | - | Surface Mount | 32-VQFN (4x4) |
|
LM27213SQ/NOPBIC REG CTRLR BUCK 48WQFN |
217 | - |
|
Datasheet | - | 48-WFQFN Exposed Pad | 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-WQFN (7x7) |
|
LT1952EGN#PBFIC REG CTRLR FWRD CONV 16SSOP |
100 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9.25V ~ 25V | 100kHz ~ 500kHz | 90% | Yes | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
LTC3868EUFD-1#PBFIC REG CTRLR BUCK 28QFN |
146 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (4x5) |
|
LT8711IFE#PBFIC REG CTRLR SYNC 20-TSSOP |
1,205 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | PWM | Step-Up, Step-Down | Positive | Buck, Boost, Buck-Boost, SEPIC | 1 | - | 4.5V ~ 42V | 100kHz ~ 750kHz | 100% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
|
|
TPS40428RHATIC REG CTRLR BUCK PMBUS 40VQFN |
1,539 | - |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 20V | 200kHz ~ 1.5MHz | - | No | Yes | PMBus | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-VQFN (6x6) |
|
LTC1771ES8#TRPBFIC REG CTRLR BUCK 8SOIC |
1,315 | - |
|
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 |
|
XDPE132G5DG000XUMA1IR CONTROLLER PG-VQFN-56 |
2,976 | - |
|
Datasheet | - | 56-PowerVFQFN | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 2 | 16 | 2.9V ~ 3.6V | 200kHz ~ 2MHz | - | No | No | I2C, PMBus | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start | -40°C ~ 120°C (TA) | - | - | Surface Mount | 56-QFN (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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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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