RT7235GQW
Evaluation Board
Purpose
The RT7235 is a high-performance 650kHz 5A step down regulator with an internal power switch and synchronous
rectifier. This document explains the function and use of the RT7235 evaluation board (EVB) and provides
information to enable operation and modification of the evaluation board and circuit to suit individual requirements.
Table of Contents
Purpose ................................................................................................................................................... 1
Introduction.............................................................................................................................................. 2
General Product Information ............................................................................................................. 2
Key Performance Summary Table .................................................................................................... 3
Bench Test Setup Conditions.................................................................................................................. 4
Headers Description and Placement................................................................................................. 4
Test Points......................................................................................................................................... 5
Power-up & Measurement Procedure ............................................................................................... 5
Output Voltage Setting....................................................................................................................... 5
Schematic, Bill of Materials and Board Layout........................................................................................ 6
EVB Schematic Diagram................................................................................................................... 6
Bill of Materials .................................................................................................................................. 7
EVB Layout........................................................................................................................................ 8
More Information.................................................................................................................................... 12
Important Notice for Richtek Evaluation Board ..................................................................................... 12
UG7235GQW-00
April 2014
www.richtek.com
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