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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC3870EUF-1#PBFIC REG CTRLR BUCK 24QFN |
1,330 | - |
|
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 | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
MAX1954EUB+TIC REG CTRLR BUCK 10UMAX |
2,500 | - |
|
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 | 300kHz | 89% | Yes | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
ISL78268ARZ-T7AIC REG CTRLR BUCK 24QFN |
220 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 5.5V | 50kHz ~ 1.1MHz | - | Yes | Yes | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-QFN (4x4) |
 PKG.jpg "ISL6726AAZ-T")
|
ISL6726AAZ-TIC REG CTRLR MULT TOP 20QSOP |
2,500 | - |
|
Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter, Half-Bridge | 1 | 1 | 9V ~ 16V | Up to 1MHz | 80% | Yes | Yes | - | Current Limit, Enable, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 20-QSOP |
|
LT3781EG#PBFIC REG CTRLR FWRD CONV 20SSOP |
4,591 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9V ~ 18V | 700kHz | - | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SSOP |
|
LT3758AIMSE#TRPBFIC REG CTRLR MULT TOP 10MSOP |
2,411 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive or Negative, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 5.5V ~ 100V | 100kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP-EP |
|
LTC3809EDD-1#PBFIC REG CTRLR BUCK 10DFN |
121 | - |
|
Datasheet | - | 10-WFDFN Exposed Pad | Tube | 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) |
|
LM5119QPSQ/NOPBIC REG CTRLR BUCK 32WQFN |
878 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 65V | 50kHz ~ 750kHz | - | Yes | No | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 32-WQFN (5x5) |
|
MAX16931BATLS/V+1MHZ 36V DUAL BUCK |
1,379 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
LTC1437CG#PBFIC REG CTRLR BUCK 28SSOP |
4,121 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SSOP |
|
|
LTC1437ACG#PBFIC REG CTRLR BUCK 28SSOP |
3,472 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SSOP |
|
|
MAX1846EUB+TIC REG CTRLR FLYBACK 10UMAX |
1,711 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Negative | Flyback | 1 | 1 | 3V ~ 16.5V | 100kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
LT8316HFE#PBF600VIN MICROPOWER, ISOLATED NO-O |
3,994 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 16V ~ 600V | 220Hz ~ 140kHz | - | Yes | - | - | Current Limit, Enable, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
|
LTC1148HVCS-5#PBFIC REG CTRLR BUCK 14SOIC |
4,557 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 20V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SO |
|
|
ISL81601FVEZ-T60V 4 SWITCH SYNCH BUCK-BOOST PW |
2,403 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 4.5V ~ 60V | 90kHz ~ 650kHz | - | Yes | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 125°C (TA) | - | - | Surface Mount | 38-HTSSOP |
|
LTC3868EUH#TRPBFIC REG CTRLR BUCK 32QFN |
2,470 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | 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) |
|
ISL81601FRZSWITCH SYNCHRONOUS BUCK BOOST |
450 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Bulk | Active | PWM Signal | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 4.5V ~ 60V | 90kHz ~ 650kHz | - | Yes | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3836EUFD#PBFIC REG CTRLR BUCK 28QFN |
146 | - |
|
Datasheet | PolyPhase® | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 4.5V | 300kHz ~ 750kHz | 97% | Yes | Yes | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (4x5) |
|
|
LTC3836EGN#PBFIC REG CTRLR BUCK 28SSOP |
1,064 | - |
|
Datasheet | PolyPhase® | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 4.5V | 300kHz ~ 750kHz | 97% | Yes | Yes | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LT3781IG#PBFIC REG CTRLR FWRD CONV 20SSOP |
1,802 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9V ~ 18V | 700kHz | - | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SSOP |
DC DC Switching Controllers FAQ
Common questions about selecting, comparing and sourcing DC DC Switching Controllers components through Winsun (HK) Electronics.
What should I check when selecting DC DC Switching Controllers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific DC DC Switching Controllers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find DC DC Switching Controllers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for DC DC Switching Controllers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
