TIDA-00519 Reference Design

Texas Instruments

65W High-efficiency CoC-5 tier2/DOE Level VI AC Adapter

Description

This is a high efficiency 65W AC/DC design for a Universal input (85Vac to 265Vac) to 19.5V @3.33A output exceeding CoC-5 Tier2 and DOE Level VI requirements for external power supplies using the LM5023 Quasi-Resontant Flyback Controller with UCC24630 Synchronous Rectification Controller and CSD19531Q5A MOSFET.  Additionally the LM8364 reset controller is used to provide input line AC UVLO protection.As seen at APEC

Features
  • 91.49% @115V: 89.81% @230V 4-point average efficiency83.14% @120V: 82.24% @230V 10% load efficiency 59mW No-load Power consumption 59mW at high line (230V) Fast turn-on time75mV output rippleAC line input UVLO protection
Applications
  • Industrial AC-DC
Product Categories
  • Power management

End Equipment Reference Diagrams

Parts

Part Number Name Companion Part
LM5023 LM5023 Buy Datasheet
LM8364 LM8364 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)
TIDA-00519 Gerber 04 Mar 2015 ZIP 232
TIDA-00519 BOM 04 Mar 2015 PDF 134
TIDA-00519 Schematic 04 Mar 2015 PDF 927