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PMP31252

150W dual phase synchronous buck converter reference design for automotive applications

PMP31252

Design files

Overview

This design showcases a low EMI, dual-phase buck converter that can be used as a dual-output converter. As a dual-phase converter, the circuit can provide a continuous output current of 22A with 30A peak in a 12V to 5V configuration.

Features
  • EMI tested design
  • 150W peak output power
  • Input protection
  • Dual output capability
Output voltage options PMP31252.1
Vin (Min) (V) 6
Vin (Max) (V) 36
Vout (Nom) (V) 5
Iout (Max) (A) 30
Output Power (W) 150
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck
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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.

PDF | HTML
TIDT363.PDF (1637 K)

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

TIDMCD3.PDF (590 K)

Detailed schematic diagram for design layout and components

TIDMCD4.PDF (310 K)

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

TIDMCD5.PDF (355 K)

Detailed overview of design layout for component placement

TIDMCD7.ZIP (2858 K)

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

TIDCGK9.ZIP (371 K)

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

TIDMCD6.PDF (2641 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)

LM2514842-V synchronous buck DC/DC controller with ultra-low IQ

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

LM25148-Q1Automotive 42-V synchronous buck DC/DC controller with ultra-low IQ

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

LM51483.5-V to 80-V, current mode synchronous buck controller

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

LM5148-Q1Automotive, 80V synchronous buck DC/DC controller with ultra-low IQ

Data sheet: PDF | HTML
Ideal diode/ORing controllers

LM74912-Q1Automotive ideal diode with integrated over-voltage and short circuit protection w/ fault output

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report 150-W Dual-Phase Synchronous Buck Converter Reference Design for Automotive Applications PDF | HTML Dec. 13, 2023

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