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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LTC3722HGN-1#TRPBFIC REG CTRLR FULL-BRIDGE 24SSOP |
1,254 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 2 | 2 | 3.8V ~ 10.25V | - | 98.5% | Yes | Yes | - | Current Limit, Ramp, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-SSOP |
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LTC1437AIG#TRPBFIC REG CTRLR BUCK 28SSOP |
1,142 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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 | 28-SSOP |
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LT8708HUHG#TRPBF80V SYNCHRONOUS 4-SWITCH BUCK-BO |
4,948 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 2.8V ~ 80V | 100kHz ~ 400kHz | 80% | Yes | Yes | - | - | -40°C ~ 150°C | - | - | Surface Mount | 40-QFN (5x8) |
|
LTC3886IUKG#TRPBFIC REG CTRLR BUCK PMBUS 52QFN |
4,315 | - |
|
Datasheet | PolyPhase® | 52-WFQFN, 46 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 60V | 100kHz ~ 750kHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (7x8) |
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LTC1438XCG#TRPBFIC REG CTRLR BUCK 28SSOP |
1,731 | - |
|
Datasheet | - | 28-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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3779HFE#TRPBFIC REG CTRLR BUCK-BOOST 38-TSSOP |
2,712 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 1 | 4.5V ~ 150V | 50kHz ~ 600kHz | 90% | Yes | No | - | Current Limit, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
MAX1631AEAI+TIC REG CTRLR BUCK 28SSOP |
3,366 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.2V ~ 30V | 200kHz ~ 300kHz | 99% | Yes | Yes | - | Enable, Reset, Sequencing | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
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MAX5041EAI+TIC REG CTRLR BUCK 28SSOP |
3,696 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 28V | 250kHz, 500kHz | - | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3786IUD#TRPBFIC REG CTRLR MULT TOPOLOGY 16QFN |
3,380 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 38V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QFN (3x3) |
|
ISL68239IRAZ-TINFRA AVS 3OUT/12PH DIGITAL CONT |
4,813 | - |
|
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) |
|
XR77129ELBMTR-FIC REG CTRLR BUCK SMBUS 44TQFN |
4,926 | - |
|
Datasheet | - | 44-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 6V ~ 40V | 105kHz ~ 1.23MHz | - | Yes | No | I2C, SMBus | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 44-TQFN (7x7) |
|
LTC3807MPUDC#TRPBFIC REG CTRLR BUCK 20QFN |
1,190 | - |
|
Datasheet | - | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 38V | 50kHz ~ 900kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
|
LT1339IN#PBFIC REG CTRLR BST/FWRD CONV 20DIP |
2,174 | - |
|
Datasheet | - | 20-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Forward Converter | 1 | 1 | Up to 20V | - | 90% | No | Yes | - | Current Limit, Enable, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 20-PDIP |
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LTC1629CG#TRPBFIC REG CTRLR BUCK 28SSOP |
2,301 | - |
|
Datasheet | PolyPhase® | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | 220kHz | 99.5% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC1159IS-5#TRPBFIC REG CTRLR BUCK 16SOIC |
3,984 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
|
|
LTC1159IS-3.3#TRPBFIC REG CTRLR BUCK 16SOIC |
4,016 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
|
|
LTC1159IS#TRPBFIC REG CTRLR BUCK 16SOIC |
3,128 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
|
LT8228IFE#TRPBFSWITCHING VOLTAGE REGULATORS 100 |
2,595 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 6V ~ 100V | 80kHz ~ 600kHz | - | Yes | Yes | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
MAX15034BAUI+TIC REG CTRLR BUCK 28TSSOP |
2,589 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 5.5V, 5V ~ 28V | 100kHz ~ 1MHz | - | Yes | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
|
LT8708IUHG-1#TRPBF80V SYNCHRONOUS 4-SWITCH BUCK-BO |
4,160 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 2.8V ~ 80V | 100kHz ~ 400kHz | 80% | Yes | Yes | - | - | -40°C ~ 125°C | - | - | Surface Mount | 40-QFN (5x8) |
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