PMP30227

Automotive Isolated 15V/4.5W Bias Power Supply Reference Design

PMP30227

Design files

Overview

This reference design displays a power supply solution to generate an isolated 15V rail with a maximum load current of 300mA from an input voltage between 8V and 28V. It also contains an optional Buck converter on the secondary side to provide a 5V rail with 200mA load current for a microcontroller.

Features
  • Built and tested
  • Isolated
  • Primary side regulation, no optocoupler
  • Good load regulation
Output voltage options PMP30227.1 PMP30227.2
Vin (Min) (V) 8 13
Vin (Max) (V) 28 17
Vout (Nom) (V) 15 5
Iout (Max) (A) .3 .2
Output Power (W) 4.5 1
Isolated/Non-Isolated Isolated Non-Isolated
Input Type DC DC
Topology FlyBuck Buck- Synchronous
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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.

TIDUDF0.PDF (783 K)

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

TIDRRY0.PDF (98 K)

Detailed schematic diagram for design layout and components

TIDRRY1.PDF (96 K)

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

TIDRRY2.PDF (57 K)

Detailed overview of design layout for component placement

TIDRRY4.ZIP (460 K)

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

TIDCDO2.ZIP (24 K)

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

TIDRRY3.PDF (92 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

Buck converters (integrated switch)

TPS62170-Q13-17V 0.5A Automotive Step-Down Converter in 2x2 QFN package

Data sheet: PDF
Isolated DC/DC converters & modules

LM5160-Q1Wide Input 65V, 2A Synchronous Buck / Fly-Buck™ Converter

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Test report PMP30227 Test Results Jul. 25, 2017

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