Low-Cost One-Chip 5 V Qi Wireless Transmitter

  • Not Recommended for New Designs
  • This product is Not Recommended for New Designs. Please visit our Wireless Power Portfolio for more options.

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Block Diagram

NXQ1TXL5 Block Diagram

NXQ1TXL5 Block Diagram


  • Single chip WPC1.2 Qi-compliant device for an A5/A11/A12/A16 single coil Qi low power transmitter
  • Transmit power up to 8 W
  • Operates from 5 V supply
  • Integrated high-efficiency full-bridge power stage with overcurrent and overtemperature protection
  • Very low EMI radiation, passing EN55022 radiated and conducted emission test specifications
  • Very few external components required, minimizing cost and board space
  • Very low-power receiver detection circuitry; standby power less than 10 mW (typical)
  • Robust DSP based dual channel ASK communication with Qi-compliant receivers
  • 2 LED outputs
  • Small HVQFN 32-pin package (5 x 5 mm) with 0.5 mm pitch


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