PMP10055 Reference Design

Texas Instruments

Wide Input Range (140Vac to 440Vac) Non Isolated Off-line Flyback Converter with Multiple Outputs

Description

An energy metering device very often needs non-isolated power: since the neutral is connected to the ground of the output. This is a typical application: when 1.8V: 3.3V: 12V and 18V are needed to supply digital and analog loads. Even though a small transformer is employed: the PSU delivers 9Wpeak power.

Features
  • Wide input voltage range (line-neutral and line-line)Covers single phase and three phase applicationsSmall EP7 transformerUses high electrolytic capacitance value for 500msec hold-up time
Applications
Product Categories
  • Power management

Parts

Part Number Name Companion Part
TLV70018-Q1 TLV70018-Q1 Buy Datasheet
TLV70033-Q1 TLV70033-Q1 Datasheet
UCC28722 UCC28722 Buy Datasheet

Bill Of Materials

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Schematic

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP10055 CAD Files 10 Apr 2015 ZIP 351
PMP10055 Assembly Drawing 10 Apr 2015 PDF 490
PMP10055 BOM 10 Apr 2015 PDF 24
PMP10055 Schematic 10 Apr 2015 PDF 181