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Wireless GaN power amplifier module enables WattUp® wireless RF/antenna-based charging

EN3913M is a highly efficient, GaN power amplifier module that delivers up to 38dBm of output power. Along with the DA4100 transmitter IC and EN3921 GaN power amplifier controller, they charge WattUp®-enabled receivers. WattUp® receiver technology may be integrated into various devices such as fitness trackers, hearables and wearables, power tools, and other high-power devices.

Energous EN3913 M Block

Features

  • Up to 70% Power Added Efficiency (PAE) at max PA operating point
  • Maximum output power of +38dBm
  • Operates from a 10-15V supply voltage
  • 40dB reverse isolation
  • Integrated RF matching networks at input and output

Benefits

  • RF/antenna-based solution
  • Smaller antenna than coil-based designs
  • Improved spatial and orientation freedom
  • Eliminates connectors and charging contacts
  • Enables fully sealed waterproof design
  • Enables distance charging

Ready To Integrate WattUp®?

Our developer kits are specifically designed for companies that are looking at taking wireless charging to mass production with a designated product or group of products. Our engineers will work with you to integrate WattUp® into your products.

Learn About Developer Kits

Get In Touch

If you are interested in learning more about WattUp and how it can work for you, contact our team of experts today.

Contact Us

Ready To Integrate WattUp?

Our developer kits are specifically designed for companies that are looking at taking wireless charging to mass production with a designated product or group of products. Our engineers will work with you to integrate WattUp into your products.

Learn About Developer Kits