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1 Introduction
This document describes how to use WPR1500-HV receiver reference board
designed by NXP. It supports 15W EPP output according to the WPC Qi
V1.2.4 specification, and can be extended to support new V1.3.x specification.
The power level can also be extended with special TX to up to 30 W. It
is a low-cost reference solution that can be easily customized through the
FreeMASTER tool.
Figure 1. WPR1500-HV Receiver Board
2 System Features
The WPR1500 EPP receiver reference board has the following features:
• Compliant with the EPP WPC Qi V1.2.4 specification, can be extended to V1.3.x.
• Input voltage (3.5 V – 20 V AC peak) from the transmitter through the receiver coil.
• Output voltage range can be set from 3.5 V to 20 V.
• Default output power 15W(12V@1.25A), can be extended up to 30W(20V@1.5A).
• Supports FSK communication with EPP transmitter.
• Hardware protection of rectifier voltage, output voltage, and output current.
• FreeMASTER tool to enable customization and calibration.
Contents
1 Introduction......................................1
2 System Features............................. 1
3 Abbreviations...................................2
4 Package Checklist...........................2
5 System Block Diagram....................2
6 Hardware Description......................3
7 Getting Started................................ 4
8 References....................................14
9 Revision History............................ 14
Legal information.................................... 15
WPR1500HVWCRAUG
WPR1500-HV Wireless Charging Receiver Application User’s Guide
Rev. 3.0 — 4 July 2022
User Guide