PMP4419

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

PMP4419

Design files

Overview

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
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDU555.PDF (765 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

TIDRAO1.PDF (139 K)

Detailed schematic diagram for design layout and components

TIDRAO2.PDF (50 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDRAO3.ZIP (1898 K)

Files used for 3D models or 2D drawings of IC components

Products

Includes TI products in the design and potential alternatives.

AC/DC & DC/DC controllers (external FET)

LM5023AC-DC quasi-Resonant current mode PWM controller

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP4419 Test Results Sep. 23, 2014

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