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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MCP16361T-E/NMXIC BUCK CONVERTER 48V 2MHZ |
1,640 | - |
|
Datasheet | - | 8-VDFN Exposed Pad | Tape & Reel (TR) | Active | Adjustable | Step-Down | Positive | Buck | 1 | - | 4V ~ 48V | 2.2MHz | 87% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount, Wettable Flank | 8-VDFN (3x3) |
|
LM25085MYE/NOPBIC REG CTRLR BUCK 8MSOP |
904 | - |
|
Datasheet | - | 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-HVSSOP |
|
LM25085MME/NOPBIC REG CTRLR BUCK 8VSSOP |
875 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
TL1451ACNSIC REG CTRLR BUCK/BST/FLYBK 16SO |
390 | - |
|
Datasheet | - | 16-SOIC (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
|
LM2743MTCX/NOPBIC REG CTRLR BUCK 14TSSOP |
8,982 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 6V | 50kHz ~ 1MHz | 80% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
NCV3843BVDR2GIC REG CTRLR FLYBACK 14SOIC |
6,667 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 7.6V ~ 30V | 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 14-SOIC |
|
NCV494BDR2GIC REG CTRLR BCK/PSH-PULL 16SOIC |
4,889 | - |
|
Datasheet | SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 1 | 1 | 7V ~ 40V | 40kHz | 48% | Yes | No | - | Dead Time Control, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |
|
LM34966QPWPRQ1500KHZ WIDE VIN NON-SYNCHRONOUS |
6,669 | - |
|
Datasheet | - | 14-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 500kHz | 93% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 14-HTSSOP |
|
TPS40200QDRQ1IC REG CTRLR BUCK 8SOIC |
4,612 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 52V | 35kHz ~ 500kHz | 95% | No | No | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
TPS53819ARGTRIC REG CTRLR BUCK PMBUS 16QFN |
4,796 | - |
|
Datasheet | D-CAP2™, Eco-Mode™ | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 28V | Selectable | 90% | Yes | No | PMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-VQFN (3x3) |
|
MCP1631HV-500E/STIC REG CTRLR SEPIC 20TSSOP |
197 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3.5V ~ 16V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
|
NCP81270CMNTXGNCP81270CMNTXG |
2,785 | - |
|
Datasheet | - | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | Positive | - | 1 | 1 | 4.5V ~ 21V | 600kHz | - | No | No | - | - | - | - | - | Surface Mount | 20-QFN (4x4) |
|
LM25085ASD/NOPBIC REG CTRLR BUCK 8WSON |
3,282 | - |
|
Datasheet | - | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-WSON (3x3) |
|
L5991AD13TRIC REG CTRLR FLYBACK 16SOIC |
2,283 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 7.6V ~ 20V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 16-SO |
|
|
LM25085AMM/NOPBIC REG CTRLR BUCK 8VSSOP |
1,074 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
LM25085AMME/NOPBIC REG CTRLR BUCK 8VSSOP |
253 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
TPS40345DRCTDC/DC CONTROLLER |
441 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 600kHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -20°C ~ 85°C | - | - | Surface Mount | 10-VSON (3x3) |
|
|
RT8237EZQW(2)HIGH EFFICIENCY SINGLE SYNCHRO |
643 | - |
|
Datasheet | - | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 26V | 290kHz ~ 430kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WDFN (3x3) |
|
TPS51219RTERIC REG CTRLR BUCK 16WQFN |
13,907 | - |
|
Datasheet | D-CAP™, D-CAP2™ | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 28V | - | - | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-WQFN (3x3) |
|
TLE83862ELXUMA1IC REG CTRLR BOOST 14-SSOP |
6,992 | - |
|
Datasheet | - | 14-LSSOP (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.75V ~ 45V | 100kHz ~ 700kHz | 93% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | PG-SSOP-14-EP |
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.
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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.
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