DC DC Switching Controllers
Explore DC DC Switching Controllers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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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LTC3890IGN-1#PBFIC REG CTRLR BUCK 28SSOP |
3,850 |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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LT3782EFE#TRPBFIC REG CTRLR BOOST 28TSSOP |
5,783 |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 6V ~ 40V | 154kHz ~ 465kHz | 94% | Yes | Yes | - | Enable, Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
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LTC1628CG-SYNC#PBFIC REG CTRLR BUCK 28SSOP |
251 |
|
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 | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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LTC7821EUH#PBFIC REG CTRLR BUCK HYBRID 32QFN |
197 |
|
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) |
|
LT3791IFE-1#TRPBFIC REG CTRLR BUCK-BOOST 38TSSOP |
4,620 |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 2 | 2 | 4.7V ~ 60V | 200kHz ~ 700kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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LT3791IFE-1#PBFIC REG CTRLR BUCK-BOOST 38TSSOP |
276 |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 2 | 2 | 4.7V ~ 60V | 200kHz ~ 700kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC1735IF#PBFIC REG CTRLR BUCK 20TSSOP |
3,178 |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 30V | 300kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP |
|
LTC1702ACGN#PBFIC REG CTRLR BUCK 24SSOP |
4,007 |
|
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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-SSOP |
|
MAX1637EEE+IC REG CTRLR BUCK 16QSOP |
2,503 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.15V ~ 5.5V | 200kHz ~ 300kHz | 96% | Yes | Yes | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
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LT8392HFE#PBF60V SYNC 4-SWITCH BUCK-BOOST LED |
2,531 |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 3V ~ 60V | 400kHz | - | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3871ELXE#PBFIC REG CTRLR BCK/BST SYN 48LQFP |
249 |
|
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) |
|
LTC3880EUJ#PBFIC REG CTRLR BUCK PMBUS 40QFN |
8,857 |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | - | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
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LTC3882EUJ-1#PBFIC REG CTRLR BUCK PMBUS 40QFN |
182 |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 13.8V | 500kHz | 87.5% | No | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
LM5140QRWGTQ1IC REG CTRLR BUCK 40VQFN |
921 |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.8V ~ 65V | 440kHz, 2.2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 40-VQFNP (6x6) |
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LTC3887EUJ#TRPBFIC REG CTRLR BUCK PMBUS 40QFN |
1,974 |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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LTC3887EUJ-1#PBFIC REG CTRLR BUCK PMBUS 40QFN |
3,078 |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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LT3791HFE-1#PBFIC REG CTRLR BUCK-BOOST 38TSSOP |
408 |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 2 | 2 | 4.7V ~ 60V | 200kHz ~ 700kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC3897EUHF#PBFIC REG CTRLR BUCK BOOST 38QFN |
130 |
|
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) |
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LTC3731IUH#PBFIC REG CTRLR BUCK 32QFN |
4,250 |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 3.8V ~ 7V | 225kHz ~ 680kHz | 98.5% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
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LT1681ISW#PBFIC SYNCHRONOUS FWRD CTRLR 20SOIC |
293 |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tube | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C ~ 85°C | - | - | Surface Mount | 20-SO |
Frequently Asked Questions
What are DC DC Switching Controllers components used for?
DC DC Switching Controllers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right DC DC Switching Controllers part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
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