PMP7943

100VACin to 240VACin; 5Vout @ 0.5A; Offline Isolated Flyback AC to DC Converter

PMP7943

Design files

Overview

An offline isolated flyback AC-to-DC converter that accepts an input voltage of 100VAC to 240VAC and provides an isolated output of 5Vout capable of delivering 0.5A. This design features a very low standby current with pulse skipping.

Output voltage options PMP7943.1
Vin (Min) (V) 100
Vin (Max) (V) 240
Vout (Nom) (V) 5
Iout (Max) (A) .5
Output Power (W) 2.5
Isolated/Non-Isolated Isolated
Input Type AC
Topology Flyback- Non Sync^Flyback- CCM

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.

SNVU328.PDF (1069 K)

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

SNVR319.PDF (125 K)

Detailed schematic diagram for design layout and components

SNVR320.PDF (105 K)

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

Products

Includes TI products in the design and potential alternatives.

Flyback controllers

LM502130V, 1MHZ current mode PWM controller

Data sheet document-pdfAcrobat PDF open-in-new HTML
Shunt voltage references

LMV4311.5%, low-voltage (1.24-V) adjustable precision shunt regulator

Data sheet document-pdfAcrobat PDF

Technical documentation

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Type Title Date
Test report PMP7943 Test Results Sep. 10, 2013

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