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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC1649CS#PBFIC REG CTRLR BUCK 16SOIC |
1,875 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 5V | 200kHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
|
LTC7818HUJ#PBFBUCK/BUCK/BOOST SYNC CTL, 40V, 3 |
4,869 |
|
Datasheet | - | - | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 3MHz | - | Yes | No | - | - | -40°C ~ 150°C | - | - | - | - |
|
LTC3736EUF-1#PBFIC REG CTRLR BUCK 24QFN |
4,667 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 9.8V | 300kHz ~ 750kHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
LTC1439IG#PBFIC REG CTRLR BUCK 36SSOP |
3,588 |
|
Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
|
LTC1439IGW#PBFIC REG CTRLR BUCK 36SSOP |
2,855 |
|
Datasheet | - | 36-BSOP (0.295", 7.50mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
|
LTC3890IGN-3#PBFIC REG CTRLR BUCK/SEPIC 28SSOP |
2,953 |
|
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 ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
|
|
LTC1929CG#PBFIC REG CTRLR BUCK 28SSOP |
3,497 |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | - | 99.5% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
MAX15157DATJ+48V CURRENT MODE BUCK CONTROLLER |
489 |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 60V | 60kHz ~ 1MHz | 50% | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
|
LTC3883IUH#TRPBFIC REG CTRLR BUCK PMBUS 32QFN |
2,197 |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 24V | - | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3851AMPMSE-1#PBFIC REG CTRLR BUCK 16MSOP |
4,989 |
|
Datasheet | - | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 38V | 235kHz ~ 750kHz | 99% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 16-MSOP-EP |
|
|
LTC3728LIUH-1#PBFIC REG CTRLR BUCK 32QFN |
2,844 |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | 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 | 32-QFN (5x5) |
|
MAX20754ETMA2+6CH CONFIGURABLE MASTER W/ PMBUS |
665 |
|
Datasheet | - | 48-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10V ~ 16V | 300kHz ~ 800kHz | - | No | No | PMBus, SMBus | - | -40°C ~ 125°C | - | - | Surface Mount | 48-TQFN (7x7) |
|
|
LTC3826EUH#PBFIC REG CTRLR BUCK 32QFN |
1,483 |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | 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 | 32-QFN (5x5) |
|
LTC1148CS-5#PBFIC REG CTRLR BUCK 14SOIC |
3,153 |
|
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 |
|
|
LTC3826IUH#PBFIC REG CTRLR BUCK 32QFN |
1,882 |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | 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 | 32-QFN (5x5) |
|
LTC3896HFE#TRPBFIC REG BUCK BOOST 38TSSOP |
1,201 |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Negative | Buck-Boost | 1 | 1 | 4V ~ 140V | 50kHz ~ 900kHz | 99% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
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LTC3859ALIUHF#WPBF3X OUT, BUCK/BUCK/BOOST SYNC CNT |
104 |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 36V | 50kHz ~ 900kHz | 100% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
|
LTC1649IS#PBFIC REG CTRLR BUCK 16SOIC |
3,081 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 5V | 200kHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
|
LTC1436AIGN-PLL#PBFIC REG CTRLR BUCK 24SSOP |
1,817 |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
|
LTC3859ALHUHF#WPBF3X OUT, BUCK/BUCK/BOOST SYNC CNT |
104 |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 36V | 50kHz ~ 900kHz | 100% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
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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