The smart wireless earbuds market is growing at an impressive rate. According to a report from market researcher, Arizton, the global earbuds market is estimated to reach revenues of around $7 billion by 2023, growing at a CAGR of about 31% during 2018-2023.

Optimized for compact and low-power applications, this design incorporates the P9222-R, an integrated single-chip wireless power receiver IC. It is highly efficient at light loads and very well-suited for applications like earbuds case charging.

System Benefits

  • The P9222-R is an ultra-compact, efficient wireless power receiver for up to 5W applications
  • The RL78/G13 microcontroller (MCU) provides a low power but flexible control unit
  • The ISL9205D is a complete charger for single-cell Li-ion/polymer batteries
System Block Diagram

Smart Earbuds Case Charger

Winning Combinations

Renesas’ complementary product portfolios of Analog + Power + Embedded Processing work together to deliver comprehensive solutions to our customers. Our product experts have developed "Winning Combinations," compelling product combinations that help our customers accelerate their designs and get to market faster.

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