DC DC Switching Controllers
Browse available DC DC Switching Controllers components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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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LT3741IUF#TRPBFIC REG CTRLR BUCK 20QFN |
2,815 | - |
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Datasheet | - | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 36V | 200kHz ~ 1MHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
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LT3741IUF-1#TRPBFIC REG CTRLR BUCK 20QFN |
3,737 | - |
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Datasheet | - | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 36V | 200kHz ~ 1MHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
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LM5116MHIC REG CTRLR BUCK 20TSSOP |
1,242 | - |
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Datasheet | - | 20-PowerTSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 100V | 200kHz, 535kHz | - | Yes | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
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ZL8802ALAFTIC REG CTRLR BUCK PMBUS 44QFN |
2,001 | - |
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Datasheet | Digital-DC™ | 44-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 14V | 200kHz ~ 1.33MHz | - | No | Yes | PMBus | Current Limit, Enable, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 44-QFN (7x7) |
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LTC3728LEGN#TRPBFIC REG CTRLR BUCK 28SSOP |
1,277 | - |
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Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 |
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LTC1735CFIC REG CTRLR BUCK 20TSSOP |
3,385 | - |
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Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 30V | 300kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP |
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LTC3828EG#TRPBFIC REG CTRLR BUCK 28SSOP |
4,093 | - |
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Datasheet | PolyPhase® | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC1435CG#TRPBFIC REG CTRLR BUCK 16SSOP |
1,310 | - |
|
Datasheet | - | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SSOP |
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LTC7815HUHF#TRPBFLOW IQ, 2.25MHZ, TRIPLE OUTPUT, |
1,274 | - |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Buck, Buck, Boost | 3 | 2 | 4.5V ~ 38V | 320kHz ~ 2.25MHz | 100% | Yes | No | - | Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
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RAA489301ARGNP#HA03-LEVEL BUCK OR 2-LEVEL BUCK VOL |
1,439 | - |
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Datasheet | * | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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LM5170QPHPRQ1LM5170QPHPRQ1 |
2,373 | - |
|
Datasheet | - | 48-PowerTQFP | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 3.5V ~ 42V | 100kHz ~ 600kHz | - | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 48-HTQFP (7x7) |
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LT3782AIUFD#TRPBFIC REG CTRLR BOOST 28QFN |
2,547 | - |
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Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 6V ~ 40V | 154kHz ~ 465kHz | 94% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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LTC3775EUD#TRPBFIC REG CTRLR BUCK 16QFN |
4,619 | - |
|
Datasheet | PolyPhase® | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 38V | 250kHz ~ 1MHz | 90% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (3x3) |
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LTC3728LIGN-1#TRPBFIC REG CTRLR BUCK 28SSOP |
2,455 | - |
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Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 35V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3805MPMSE#TRPBFIC REG CTRLR FLYBACK 10MSOP |
1,418 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 3.95V ~ 9.5V | 70kHz ~ 700kHz | 80% | No | Yes | - | Enable, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 10-MSOP-EP |
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LTC3805MPMSE-5#TRPBFIC REG CTRLR MULT TOP 10MSOP |
2,724 | - |
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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, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 3.95V ~ 9.5V | 70kHz ~ 700kHz | 80% | No | Yes | - | Enable, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 10-MSOP-EP |
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LTC3829IFE#WTRPBF3-PHASE, 1X OUT SYNC BUCK DC/DC |
4,368 | - |
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Datasheet | PolyPhase® | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.5V ~ 38V | 250kHz ~ 770kHz | 94% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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MAX1655EEE+TIC REG CTRLR BUCK 16QSOP |
4,668 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 98% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
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UC3879DWG4IC REG CTRLR HALF-BRIDGE 20SOIC |
1,238 | - |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge | 4 | 1 | 9V ~ 20V | Up to 300kHz | 50% | Yes | Yes | - | Frequency Control, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
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LTC1628CUH#TRPBFIC REG CTRLR BUCK 32QFN |
3,185 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 220kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
DC DC Switching Controllers FAQ
What DC DC Switching Controllers components can I source from EGOO?
You can browse available DC DC Switching Controllers product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete DC DC Switching Controllers parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
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