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reference designLM5023 | Demoboard PMP4419

Texas Instruments LM5023 | Demoboard PMP4419

50W Multi-Rail AC/DC Power Supply for PLC Applications - Reference Design

Overview

TopologyFlyback Converter
Input voltage90-264 V
Output 1-15 V / 0.6 A
Output 215 V / 0.6 A
Output 324 V / 1 A
IC revisionA

Description

The PMP4419 is a fully tested multi-rail AC/DC power supply reference design for industrial applications like Programmable Logic Controllers (PLC). The input range is 90Vac to 264Vac, and the DC outputs are 24V/1A and +/-15V/0.6A respecitivley with excellent cross-regulation (<5%). The QR flyback controller LM5023 is selected for the application and achieved 85% @ 230V full load. The design measures 118mm x 71mm x 20mm and has been thermally characterized.

Features

  • 24V/1A, +/-15V/0.6A triple outputs
  • QR flyback controller with high efficiency (85%)
  • Good thermal performance with low component count
  • Good output regulation & cross regulation (below 5%)
  • Protection features OCP and OVP
  • Low profile: 118mm x 71mm x 20mm

More information

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750342427
SPECFlyback Transformer
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Status Activei| Production is active. Expected lifetime: >10 years.
Product series Flyback Transformer
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