DC DC Switching Controllers
Browse available DC DC Switching Controllers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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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LTC1539IGW#TRPBFIC REG CTRLR BUCK 36SSOP |
3,864 | - |
|
Datasheet | - | 36-BSOP (0.295", 7.50mm Width) | Tape & Reel (TR) | 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 |
|
LTC1439IG#TRPBFIC REG CTRLR BUCK 36SSOP |
1,351 | - |
|
Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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 |
|
LT3753MPFE#TRPBFIC REG CTRLR FWRD CONV 38TSSOP |
2,162 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 8.5V ~ 100V | 100kHz ~ 500kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
UCD9222WRGZREPIC REG CTRLR BUCK PMBUS 48VQFN |
1,759 | - |
|
Datasheet | - | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 3.6V | 15.26kHz ~ 2MHz | 100% | No | Yes | I2C, PMBus, SMBus | Enable, Power Good, Reset, Tracking | -55°C ~ 115°C (TJ) | - | - | Surface Mount | 48-VQFN (7x7) |
|
ZL8800ALBFT7AIC REG CTRLR BUCK PMBUS 44QFN |
1,406 | - |
|
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) |
|
LT3752MPFE#TRPBFIC REG CTRLR FWRD CONV 38TSSOP |
1,309 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 6.5V ~ 100V | 100kHz ~ 500kHz | 95% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
|
LT3752MPFE-1#TRPBFIC REG CTRLR FWRD CONV 38TSSOP |
4,268 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 10.5V ~ 16V | 100kHz ~ 500kHz | 95% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LT1952MPGN#PBFIC REG CTRLR FWRD CONV 16SSOP |
4,412 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9.25V ~ 25V | 100kHz ~ 500kHz | 90% | Yes | Yes | - | Enable, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
|
LT1952MPGN#TRPBFIC REG CTRLR FWRD CONV 16SSOP |
4,257 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 9.25V ~ 25V | 100kHz ~ 500kHz | 90% | Yes | Yes | - | Enable, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
|
LT1952MPGN-1#PBFIC REG CTRLR FWRD CONV 16SSOP |
3,052 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 6.82V ~ 25V | 100kHz ~ 500kHz | 90% | Yes | Yes | - | Enable, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
|
LT1952MPGN-1#TRPBFIC REG CTRLR FWRD CONV 16SSOP |
1,488 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 6.82V ~ 25V | 100kHz ~ 500kHz | 90% | Yes | Yes | - | Enable, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
MAX5003EEE+TIC REG CTRLR BUCK 16QSOP |
1,284 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive, Isolation Capable | Buck | 1 | 1 | 10.75V ~ 18.75V | 50kHz ~ 300kHz | 75% | No | No | - | Frequency Control, On Time Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
LT3840MPFE#TRPBFIC REG CTRLR BUCK 28TSSOP |
4,957 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 2.5V ~ 60V | 50kHz ~ 1MHz | 99% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LT8390JFE#TRPBF60V SYNC 4-SWITCH BUCK-BOOST CNT |
3,933 | - |
|
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 | 150kHz ~ 650kHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3707EGN#TRPBFIC REG CTRLR BUCK 28SSOP |
3,794 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 220kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3891MPUDC#TRPBFIC REG CTRLR BUCK 20QFN |
2,173 | - |
|
Datasheet | - | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
|
LT8390JUFD#TRPBF60V SYNC 4-SWITCH BUCK-BOOST CNT |
2,482 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4V ~ 60V | 150kHz ~ 650kHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
|
LTC3899EFE#TRPBFIC REG CTRLR BCK/BCK-BST 38TSSOP |
4,891 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 3 | 2 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 100% | Yes | No | - | Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC1649CSIC REG CTRLR BUCK 16SOIC |
2,793 | - |
|
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 |
|
LT3845MPFE#TRPBFIC REG CTRLR BUCK 16TSSOP |
4,009 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 300kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
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