PMP7148 Reference Design

Texas Instruments

85 -265V AC in: 24V/0.7A: 5V/0.25A AC/DC Open Frame Power Supply Reference Design

Description

This reference design is a quasi-resonant isolated flyback. The input voltage is the universal 85 - 265V AC range and two outputs provide 5V @ 250mA: from an LDO: and a regulated 24V @ 700mA: 2.5A peak for 30milliseconds: employing the UCC28600D Flyback controller.

Features
  • Greater than 83% efficiency at full load (24V/0.7A; 5V/0.25A)Wide Vin capability (85Vac to 265Vac)Capable of 60W peak power for 30milliseconds on 24VoutThe FET switches ON mainly at the valley of the transformer's voltage thus improving Coss losses
Applications
  • Door operator drive control
Product Categories
  • Power management

End Equipment Reference Diagrams

Parts

Part Number Name Companion Part
UCC28600 UCC28600 Buy Datasheet

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP7148 Gerber 24 Nov 2014 ZIP 60
PMP7148 BOM 11 Apr 2014 PDF 23
PMP7148 Schematic 11 Apr 2014 PDF 37