90 to 110Vin 12Vout @ 0.3A Non-Sync Buck Converter Reference Design
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Key Document


PMP10739 is a 3.6W buck converter using the UCC28700 controller IC. The design accepts an input voltage of 90Vin to 110Vin and provides an output of 12Vout capable of supplying 0.3A of current to the load. The UCC28700 has a frequency dithering feature for reduced EMI.

  • Very small solution size
  • Frequency dither to improve EMI
  • 1 layer board
  • High input voltage
  • Overvoltage, and overcurrent protection

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Design Files

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(Output Voltage 1)
Vin (Min) (V)90
Vin (Max) (V)110
Vout (Nom) (V)12
Iout (Max) (A).3
Output Power (W)3.6
Input TypeDC
TopologyBuck- Non Sync

TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
UCC28700-Q1  Compact primary-side regulation PWM controller with automotive grade  Offline & isolated DC/DC controllers & converters  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
UCC28700-Q1 Download Download

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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 1070 23 Sep 2015
Design files (6)
Title Type Size (KB) Date
ZIP 195 23 Sep 2015
ZIP 376 23 Sep 2015
PDF 206 23 Sep 2015
PDF 51 23 Sep 2015
PDF 117 23 Sep 2015
PDF 180 23 Sep 2015

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