3590 N 1st Street, Suite 210 | San Jose, CA 95134 | (408) 963-0200
WattUp
®
Hearing Aid
Developer Kit
Enabling Faster Integration of Energous’ WattUp
Wireless Charging Technology Into Customer
Product Designs
The WattUp developer kit for hearing aids provides manufacturers
with a robust set of tools and resources to enable faster integration
of Energous’ WattUp technology into future product designs.
The hearing aid reference design transmitter incorporates the EN4100 and
EN3210. The EN4100 is a highly integrated system-on-chip (SoC) Wireless
Power Transfer (WPT) transmitter IC, while the EN3210 is a high-power,
high-effi ciency power amplifi er (PA) .
On the receiver side, the EN2223 RF-to-DC receiver can be connected to
up to four antennas.
Kit Contents
• Reference Design Transmitter Hardware
• Reference Design Receiver Hardware
• Mobile App to monitor and control
• TX/RX Schematics and Layout fi les
• TX/RX Mechanical fi les
Advantages
• Faster product integration
• Easier manufacturing of wirelessly charged products
• Small footprint to accommodate devices with various form factors,
including those with curved edges and non-fl at surfaces
• WattUp receiver detection
3590 N 1st Street, Suite 210 | San Jose, CA 95134 | (408) 963-0200
This publication is issued to provide outline information only, which unless agreed by
Energous Corporation may not be used, applied, or reproduced for any purpose or be
regarded as a representation relating to products.
Energous, WattUp, and the Energous and WattUp logos are trademarks of Energous
Corporation. All other product or service names are the property of their respective owners.
© Copyright 2022 Energous Corporation. All rights reserved.
For more information or to order,
please contact: sales@energous.com
WattUp Hearing Aid
Wireless Charging Developer Kit Block Diagram
Receiver Board
• Optimized for 20mA battery at 0.75C (15mA),
higher-power charging available per use case
• EN2223 RXIC with BLE and supporting circuitry
• Miniature rectifi er circuit board design
• Multiple antenna system support
• Fuel gauge and battery protection
• App-based power measurement and control
Transmitter
• EN3210 Power Amplifi er and
EN4100 TX Controller
• Split feeds for multiple antennas
• BLE communication
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