Table of Contents
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Introduction
The Semtech TSWIRX-LI-EVM is an evaluation platform for the test and experimentation of a wireless
charging receiver based on the Semtech TS51223 fully-integrated IC for Wireless Power Receiver and
SC810 linear sigle-cell Li-ion battery charger. This evaluation module, in conjunction with its compatible
transmitter TSWITX-G2- EVM, provides a complete system solution for low power transmission, receiving
and charging for wearable devices.
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 based on the
TS51223 and SC810.
Table of Contents
Wireless Charging Concepts .................................................................................................... 2
Product Description ................................................................................................................. 3
Standard Use .......................................................................................................................... 4
Documentation ........................................................................................................................ 6
Block Diagram .............................................................................................................. 6
Schematic .................................................................................................................... 7
Board Layout .............................................................................................................. 10
Board Layers .............................................................................................................. 11
FAQs ..................................................................................................................................... 12
Next Steps ............................................................................................................................. 13
TSWIRX-5V-EVM
User Guide
www.semtech.com
1 of 14
Rev 1.00
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