PMP4391 Reference Design

Texas Instruments

Universal AC Input 7.5W Adapter Reference Design


This 5V / 1.5A adapter solution is fully tested and passes EMI and EMC (CE:RE) safety requirements. It implements a low cost primary side Bipolar controller UCC28722. The efficiency of the design is 78% with standby power less than 100mW. The design is very slim; the size is 30mmX35.3mmX8mm and has been thermally characterized.

  • Fully tested to comply with EMC(CE:RE) and safety requirement Valley control PSR controller Good thermal performance with few component count and low shell temperature Small form factor: 30mmX35.3mmX8mm Low Cost
Product Categories
  • Power management


Part Number Name Companion Part
UCC28722 UCC28722 Buy Datasheet

Bill Of Materials

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP4391 Gerber 16 May 2014 ZIP 194
PMP4391 PCB 06 Feb 2014 PDF 155
PMP4391 BOM 06 Feb 2014 PDF 111
PMP4391 Schematic 06 Feb 2014 PDF 31