PMP8726

Wide input voltage buck converter solution optimized for large load steps

PMP8726

Design files

Overview

This design is a non-synchronous buck converter with an input voltage range of 16 to 42V providing 14V output at 5A. It is optimized for large load steps. The IC has a Q-grade option for automotive applications.

Features
  • TPS54540-Q1 integrates the high-side MOSFET for small solution size
  • Wide input voltage range up to 42 V
  • 146-µA operating current for high efficiency at light loads
  • Optimized to support large load steps
  • TPS54540-Q1 is AEC-Q100 qualified and rated for -40 to 150 °C operating junction temperature
  • Built and tested circuit design
Output voltage options PMP8726.1
Vin (Min) (V) 16
Vin (Max) (V) 42
Vout (Nom) (V) 14
Iout (Max) (A) 5
Output Power (W) 70
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck- Non Sync
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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.

SLVUA63.PDF (598 K)

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

SLURAS2.PDF (120 K)

Detailed schematic diagram for design layout and components

SLVRBC1.PDF (19 K)

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

TIDRB80.PDF (158 K)

Detailed overview of design layout for component placement

TIDRB81.PDF (364 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)

TPS5454042 V, 5 A, Step-Down DC-DC Converter with Eco-Mode

Data sheet: PDF | HTML
Buck converters (integrated switch)

TPS54540-Q142V, 5A, Step-Down Regulator with Integrated High Side MOSFET

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP8726 Test Results Oct. 10, 2014

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