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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MAX1637EEE+TIC REG CTRLR BUCK 16QSOP |
2,602 | - |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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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LTC1702ACGN#TRPBFIC REG CTRLR BUCK 24SSOP |
1,010 | - |
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Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 |
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ISL68239IRAZ-T7AINFRA AVS 3OUT/12PH DIGITAL CONT |
4,246 | - |
|
Datasheet | - | 68-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 3 | 12 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 68-QFN (8x8) |
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LTC3728IG#TRPBFIC REG CTRLR BUCK 28SSOP |
1,199 | - |
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Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3851AMPMSE#TRPBFIC REG CTRLR BUCK 16MSOP |
4,257 | - |
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Datasheet | - | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 38V | 235kHz ~ 750kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 16-MSOP-EP |
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LTC3851AMPMSE-1#TRPBFIC REG CTRLR BUCK 16MSOP |
4,689 | - |
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Datasheet | - | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | 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 |
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LTC3883IUH-1#TRPBFIC REG CTRLR BUCK PMBUS 32QFN |
1,674 | - |
|
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) |
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LTC3890IUH-2#TRPBFIC REG CTRLR BUCK/SEPIC 32QFN |
1,305 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | 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, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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LT8390AHFE#TRPBF60V SYNCHRONOUS 4-SWITCH BUCK-BO |
4,503 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4V ~ 60V | 645kHz ~ 2.1MHz | 95% | Yes | Yes | - | Current Limit, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
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LT8392HFE#TRPBF60V SYNC 4-SWITCH BUCK-BOOST LED |
1,600 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | 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 |
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ISL9444IRZ-T7AIC REG CTRLR BUCK 40QFN |
2,697 | - |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 2 | 4.5V ~ 28V | 200kHz ~ 1.2MHz | - | Yes | Yes | - | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (5x5) |
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ISL9444CRZ-T7AIC REG CTRLR BUCK 32QFN |
1,493 | - |
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Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 2 | 4.5V ~ 28V | 200kHz ~ 1.2MHz | - | Yes | Yes | - | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking | 0°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (5x5) |
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LTC3896IFE#TRPBFIC REG BUCK BOOST 38TSSOP |
1,666 | - |
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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 ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
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ZL8800ALBFTIC REG CTRLR BUCK PMBUS 44QFN |
2,851 | - |
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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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ZL8800ALAFTIC REG CTRLR BUCK PMBUS 44QFN |
4,257 | - |
|
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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LT3782IFE#TRPBFIC REG CTRLR BOOST 28TSSOP |
3,732 | - |
|
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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MAX742EWP+IC REG CTRLR BOOST 20SOIC |
4,890 | - |
|
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 | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SOIC |
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LTC3802EGN#TRPBFIC REG CTRLR BUCK 28SSOP |
4,255 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 30V | 330kHz ~ 750kHz | 89% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3802EUH#TRPBFIC REG CTRLR BUCK 32QFN |
1,603 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 30V | 330kHz ~ 750kHz | 89% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3731IG#TRPBFIC REG CTRLR BUCK 36SSOP |
2,253 | - |
|
Datasheet | PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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 | 36-SSOP |
DC DC Switching Controllers FAQ
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