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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LTC3834IDHC-1#TRPBFIC REG CTRLR BUCK 16-DFN |
4,648 |
|
Datasheet | - | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-DFN (5x3) |
|
LTC3732CG#TRPBFIC REG CTRLR BUCK 36SSOP |
4,711 |
|
Datasheet | PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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 |
|
LTC3732CUHF#TRPBFIC REG CTRLR BUCK 38QFN |
4,612 |
|
Datasheet | PolyPhase® | 38-WFQFN Exposed Pad | Tape & Reel (TR) | 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 | 38-QFN (5x7) |
|
LTC3727LXEG-1#TRPBFIC REG CTRLR BUCK 28SSOP |
3,929 |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 28V | 255kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
SG2524BNIC REG CTRLR FLYBACK 16DIP |
4,810 |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 2 | 1 | 7V ~ 40V | 50Hz ~ 600kHz | 49% | Yes | No | - | Enable | -25°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
MAX742CWP+IC REG CTRLR BOOST 20SOIC |
3,261 |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up | Positive or Negative | Boost | 2 | 1 | 4.2V ~ 10V | 100kHz, 200kHz | 90% | No | No | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
LT3782AEUFD#TRPBFIC REG CTRLR BOOST 28QFN |
4,877 |
|
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) |
|
MAX5069BAUE+TIC REG CTRLR BUCK 16TSSOP |
1,602 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive, Isolation Capable | Buck | 1 | 1 | 10.8V ~ 24V | 50kHz ~ 2.5MHz | 100% | No | Yes | - | Dead Time Control, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
|
MAX5069CAUE+TIC REG CTRLR FWRD CONV 16TSSOP |
4,380 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 10.8V ~ 24V | 25kHz ~ 1.25MHz | 100% | No | Yes | - | Dead Time Control, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
|
MAX5069DAUE+TIC REG CTRLR FWRD CONV 16TSSOP |
4,095 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 10.8V ~ 24V | 25kHz ~ 1.25MHz | 100% | No | Yes | - | Dead Time Control, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
LTC7851IUHH#TRPBFIC REG CTRLR BUCK 58QFN |
2,335 |
|
Datasheet | - | 58-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 58-QFN (5x9) |
|
|
LTC7851IUHH-1#TRPBFIC REG CTRLR BUCK 58QFN |
2,391 |
|
Datasheet | - | 58-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 58-QFN (5x9) |
|
|
LTC7815IUHF#TRPBFLOW IQ, 2.25MHZ, TRIPLE OUTPUT, |
3,949 |
|
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 ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
UCC25702PWG4IC REG CTRLR MULT TOP 14TSSOP |
3,572 |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.8V ~ 15V | 100kHz | 99% | No | Yes | - | Current Limit, Frequency Control, Sequencing, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-TSSOP |
|
|
LTC3728LCGN#TRPBFIC REG CTRLR BUCK 28SSOP |
1,015 |
|
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 | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LM5117QPMHE/NOPBIC REG CTRLR BUCK 20TSSOP |
1,358 |
|
Datasheet | - | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 65V | 200kHz, 480kHz | - | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-HTSSOP |
|
LM5117QPSQ/NOPBIC REG CTRLR BUCK 24WQFN |
2,746 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 65V | 200kHz, 480kHz | - | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-WQFN (4x4) |
|
BD9045FV-E2IC REG CTRLR BUCK 28SSOP |
4,655 |
|
Datasheet | - | 28-LSSOP (0.220", 5.60mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 18V | 200kHz ~ 750kHz | - | Yes | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP-B |
|
MAX8540EEE+IC REG CTRLR MULT TOP 16QSOP |
2,037 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 7.6V ~ 18V | 200kHz ~ 1MHz | 80% | No | Yes | - | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
|
LTC3890EGN-3#TRPBFIC REG CTRLR BUCK/SEPIC 28SSOP |
3,222 |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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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