DC DC Switching Controllers
Use the filters and product table below to compare DC DC Switching Controllers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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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LTC3834EUFD#PBFLTC3834 - IQ SYNCHRONOUS STEP-DO |
102 | - |
|
Datasheet | - | 20-WFQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Current Limit, Dead Time Control, Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C | - | - | Surface Mount | 20-QFN (4x5) |
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LTC3711EGN#PBFLTC3711 - 5-BIT ADJ. STEPDOWN CO |
210 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | - | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
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LTC3875IUH#PBFLTC3875 - DUAL, 2-PHASE, SYNCHRO |
2,701 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 720kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (5x5) |
|
LTC3703EG-5#PBFLTC3703-5 - LOW VOLTAGE GATE-DRI |
705 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.1V ~ 15V | 100kHz ~ 600kHz | 93% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3713EG#TRPBFLOW INPUT VOLTAGE, HIGH POWER, N |
1,800 | - |
|
Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 1 | 1.5V ~ 36V | 1.4MHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
LTC1709EG-85#PBFLTC1709-85 - HI PWR POLYPHASE DC |
444 | - |
|
Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | 140kHz ~ 310kHz | 99.5% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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LTC3732CG#TRPBFSWITCHING CONTROLLER, CURRENT-MO |
2,000 | - |
|
Datasheet | PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.5V ~ 7V | 225kHz ~ 680kHz | 98.5% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 36-SSOP |
|
LTC3859ALEFE#PBFTRIPLE OUTPUT, BUCK/BUCK/BOOST S |
650 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Bulk | 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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LTC3859AEFE#PBFDUAL SWITCHING CONTROLLER, CURRE |
503 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Bulk | 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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LTC3728LEGN#PBFLTC3728 - 550KHZ, DUAL, 2PHASE C |
196 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
DC DC Switching Controllers FAQ
Common questions about filtering, comparing and sourcing DC DC Switching Controllers components.
How can I narrow the DC DC Switching Controllers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific DC DC Switching Controllers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
