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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC3882EUJ#TRPBFIC REG CTRLR BUCK PMBUS 40QFN |
1,887 | - |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 13.8V | 500kHz | 87.5% | No | Yes | I2C, PMBus | Enable, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
LTC3728IUH#PBFIC REG CTRLR BUCK 32QFN |
146 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
LTC3887EUJ-2#PBFDUAL OUTPUT POLYPHASE STEP-DOWN |
3,287 | - |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
LTC3890HGN-3#PBFIC REG CTRLR BUCK/SEPIC 28SSOP |
2,608 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, SEPIC | 2 | 2 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-SSOP |
|
LTC3897IUHG-2#PBFPP SYNC BOOST CNTR W/ IN/ OUT P |
1,745 | - |
|
Datasheet | PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 65V | 75kHz ~ 850kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Overcurrent, Ramping | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
|
LTC1628IG#PBFIC REG CTRLR BUCK 28SSOP |
2,851 | - |
|
Datasheet | - | 16-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 220kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
|
LTC7821IUH#PBFIC REG CTRLR BUCK HYBRID 32QFN |
3,875 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 2 | 10V ~ 72V | 200kHz ~ 1.5MHz | 40% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
MAX16930BATLS/V+IC REG BUCK DUAL 40TQFN |
443 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | Active | 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 | 40-TQFN (6x6) |
|
LTC1625CGN#TRPBFIC REG CTRLR BUCK/BOOST 16SSOP |
5,000 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive or Negative | Buck, Boost | 1 | 1 | 3.7V ~ 36V | 150kHz | 99% | Yes | Yes | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SSOP |
|
LTC1435IG#PBFIC REG CTRLR BUCK 16SSOP |
4,081 | - |
|
Datasheet | - | 16-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, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
LTC1702AIGN#PBFIC REG CTRLR BUCK 24SSOP |
4,574 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 7V | 550kHz | 90% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
LTC1148LCS-3.3#PBFIC REG CTRLR BUCK 14SOIC |
4,354 | - |
|
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 |
|
LTC1159CS#PBFIC REG CTRLR BUCK 16SOIC |
4,520 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
|
|
LTC3827IG-1#PBFIC REG CTRLR BUCK 28SSOP |
1,082 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LT8708ELWE#PBF80V BIDIRECTIONAL BUCK-BOOST CON |
4,567 | - |
|
Datasheet | - | 64-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 2.8V ~ 80V | 100kHz ~ 400kHz | 80% | Yes | Yes | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 64-LQFP-EP (10x10) |
|
|
LTC3897IUHF#PBFIC REG CTRLR BUCK BOOST 38QFN |
3,261 | - |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 65V | 75kHz ~ 850kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Overcurrent, Ramping | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
LTC1876EG#PBFIC REG CTRLR BUCK 36SSOP |
3,874 | - |
|
Datasheet | PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 2 | 3.5V ~ 36V | 220kHz | 99.4% | No | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
|
LTC3886EUKG#TRPBFIC REG CTRLR BUCK PMBUS 52QFN |
3,636 | - |
|
Datasheet | PolyPhase® | 52-WFQFN, 46 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 60V | 100kHz ~ 750kHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (7x8) |
|
MAX15034BAUI+IC REG CTRLR BUCK 28TSSOP |
3,838 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 5.5V, 5V ~ 28V | 100kHz ~ 1MHz | - | Yes | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3871ILXE#PBFIC REG CTRLR BCK/BST SYN 48LQFP |
122 | - |
|
Datasheet | PolyPhase® | 48-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | Programmable | 1.2V ~ 100V | 60kHz ~ 460kHz | 98% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 125°C (TA) | - | - | Surface Mount | 48-eLQFP (7x7) |
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.
