Renesas P9025AC-R-EVK Manual

Renesas P9025AC-R-EVK Manual

5w qi wireless power receiver reference board

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5W Qi Wireless Power Receiver
Reference Board
Features & Benefits
5.3 V, 1 A output
WPC 1.1.2 (Qi) compliant for interoperability
Compact form factor for fast prototyping
Layout module provided for direct copy to system board
Optimized PCB reference layout and fully-tested BOM
Programmable FOD setting via external resistor simplifies
tuning process
Integrated full-bridge synchronous rectifier and LDO for low
BOM cost, low manufacturing cost, and small PCB area
Evaluation Kit Contents
Fully-assembled P9025AC-R-EVK reference board
Application notes, datasheets, manuals, guides, videos,
layout files, and other digital resources can be found at:
idt.com/P9025AC-R-EVK
Figure 1. Reference Board Illustration
P9025AC-R-EVK 09/23/15
Description
The P9025AC-R-EVK is a turnkey 5 Watt, Qi-compliant
wireless power receiver reference kit for fast prototyping and
design integration. The kit consists of an easy-to-use
reference board and comprehensive support collateral that
significantly eases design-in effort and minimizes
time-to-market.
An associated layout module enables direct instantiation on to
a system board, while an optimized and fully-tested
Bill-of-Materials (BOM) takes the guess-work out of
component selection. Foreign Object Detection (FOD) tuning
is supported via selectable pre-programmed curve settings
and technical documentation. The P9025AC-based solution is
well-suited for a wide range of applications, including PC
peripherals, furniture, medical devices, and other portable
devices still hindered by traditional contact-based charging
bases or cables.
IDT's wireless power receiver solution is complemented by
the P9038-R-EVK Qi-compliant 5 Watt wireless power
transmitter reference kit. Visit:
more.
1
P9025AC-R-EVK
REFERENCE BOARD MANUAL
idt.com/P9038-R-EVK
©2015 Integrated Device Technology, Inc.
to learn

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Summary of Contents for Renesas P9025AC-R-EVK

  • Page 1 Features & Benefits Description • 5.3 V, 1 A output The P9025AC-R-EVK is a turnkey 5 Watt, Qi-compliant wireless power receiver reference kit for fast prototyping and WPC 1.1.2 (Qi) compliant for interoperability • design integration. The kit consists of an easy-to-use Compact form factor for fast prototyping •...
  • Page 2: Usage Guide

    P9025AC-R-EVK REFERENCE BOARD MANUAL Usage Guide LED Power Indicator The P9025AC-R-EVK is equipped with a single green LED This reference board is designed to demonstrate the power indicator connected from OUT to STAT. This LED will performance and functionality of the P9025AC as a be illuminated when the system reaches the desired operating fully-functional Qi-compliant wireless power receiver unit.
  • Page 3 Thermal Considerations The P9025AC-R-EVK reference board has been precisely The small size of the P9025AC-R-EVK limits the board's tuned for the stock coil attached to the PCB. The PCB material ability to dissipate heat into the ambient space. With a...
  • Page 4: Board Schematic

    P9025AC-R-EVK REFERENCE BOARD MANUAL Board Schematic Rx COIL CONNECTIONS AGND PGND VRECT PGND1 PGND2 EPAD 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD 09/23/15...
  • Page 5 P9025AC-R-EVK REFERENCE BOARD MANUAL Component Map 09/23/15 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD...
  • Page 6 P9025AC-R-EVK REFERENCE BOARD MANUAL Symbol Value Purpose Part Number 0.47 µF Clamping capacitor for over-voltage limiting UMK105ABJ474KV-F 22 nF Communication modulation capacitor GRM155R71H223KA12J 1.8 nF Parallel resonant capacitor per WPC GRM155R71H182KA01D 47 nF Series-resonant capacitor for LC tank circuit GRM155C71H473KE19D 0.1 µF...
  • Page 7: Top Layer

    P9025AC-R-EVK REFERENCE BOARD MANUAL Top Layer 09/23/15 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD...
  • Page 8: Mid Layer

    P9025AC-R-EVK REFERENCE BOARD MANUAL Mid Layer 1 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD 09/23/15...
  • Page 9 P9025AC-R-EVK REFERENCE BOARD MANUAL Mid Layer 2 09/23/15 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD...
  • Page 10: Bottom Layer

    P9025AC-R-EVK REFERENCE BOARD MANUAL Bottom Layer 5W QI WIRELESS POWER RECEIVER REFERENCE BOARD 09/23/15...
  • Page 11 Corporate Headquarters Sales Tech Support 6024 Silver Creek Valley Road 1-800-345-7015 or 408-284-8200 www.idt.com/go/support San Jose, CA 95138 USA Fax: 408-284-2775 www.IDT.com DISCLAIMER Integrated Device Technology, Inc. (IDT) and its subsidiaries reserve the right to modify the products and/or specifications described herein at any time and at IDT’s sole discretion. All information in this document, including descriptions of product features and performance, is subject to change without notice.
  • Page 12: Corporate Headquarters

    Renesas' products are provided only subject to Renesas' Terms and Conditions of Sale or other applicable terms agreed to in writing. No use of any Renesas resources expands or otherwise alters any applicable warranties or warranty disclaimers for these products.

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