PMP30524

Isolated 24-W flyback reference design for industrial and automotive applications

PMP30524

Design files

Overview

This reference design provides functional isolation 500 Vrms by simply using a dual inductor from stock. Overall, the design is driven by minimum cost using TPS40210 and adding discrete UVLO. Also, the input range of 1:6 exceeds industrial standard by 7 V to 42 V, which makes this reference design ideal for several applications.

Features
  • Peak efficiency close to 90% while using cost efficient dual inductor for general purpose
  • Tight line regulation results in a low deviation of the output voltage over the whole range of the input voltage
  • Transient response only 1% output voltage deviation for 50% load change supports pulsed loads
Output voltage options PMP30524.1
Vin (Min) (V) 7
Vin (Max) (V) 42
Vout (Nom) (V) 24
Iout (Max) (A) 1
Output Power (W) 24
Isolated/Non-Isolated Isolated
Input Type DC
Topology Flyback- Non Sync^Flyback- Transition Mode
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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.

TIDT057.PDF (2741 K)

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

TIDRYB2.PDF (111 K)

Detailed schematic diagram for design layout and components

TIDRYB3.PDF (158 K)

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

TIDRYB4.PDF (103 K)

Detailed overview of design layout for component placement

TIDRYB6.ZIP (584 K)

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

TIDCF56.ZIP (26 K)

Design file that contains information on physical board layer of design PCB

TIDRYB5.PDF (475 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

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

TPS402104.5~52V Wide Input Range Boost/SEPIC/Flyback DC-DC Controller

Data sheet: PDF | HTML
Shunt voltage references

TL431Adjustable precision shunt regulator

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Test report Isolated 24-W Flyback Ref Design for Industrial and Automotive Applications Dec. 20, 2018

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