TSDMRX-19V Datasheet, PDF (2/18 Pages) –

Introduction
The Semtech TSDMRX-19V20W-EVM is an evaluation platform for test and experimentation of a wireless charging
receiver based on a suite of high efficiency Semtech ICs: the TS81000 Receiver Controller for Wireless Power
Systems, TS94033 current sense amplifier IC, and the TS30042 Current-Mode Synchronous Buck DC/DC Converter.
This evaluation module provides a complete system solution for inductive standard of wireless power transfer,
making this receiver an ideal platform compatible with the majority of wireless power systems in use today.
Please visit www.semtech.com to download the latest EVM software for your evaluation board.
Objectives
The objective of this User Guide is to provide a fast, easy and thorough method to experiment with and evaluate
the Semtech solutions for wireless charging systems. Sufficient information is provided to support the engineer in
all aspects of adding wireless charging support to their products. Semtech offers a range of solutions to meet the
needs of a wide range of system developers. Developers are provided with all the information on how this EVM
was built as a starting point for their own designs using the TS81000 and other Semtech components.
Table of Contents
Wireless Charging Concepts ........................................................................................................................2
Product Description .....................................................................................................................................3
Standard Use ...............................................................................................................................................4
Documentation ............................................................................................................................................7
A. Block Diagram ................................................................................................................................7
B. Schematic .......................................................................................................................................8
C. Bill Of Materials “BOM” ...............................................................................................................12
D. Board Layout ................................................................................................................................13
E. Board Layers.................................................................................................................................14
FAQs ..........................................................................................................................................................15
Next Steps..................................................................................................................................................16
Wireless Charging
User Guide
TSDMRX-19V20W-EVM
www.semtech.com
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Rev 1.4
Semtech