Wireless Charging for Portable Devices

Wireless battery charging is being used in many battery-powered products like smartphones, smart watches, and a host of other electronic products. Initially aimed at smaller personnel electronic products, wireless charging technology is now finding its way into vehicle and commercial applications.

This winning combination shows a solution that offers 15W charging of two to four Li-ion cells at a time.

System Benefits

  • WPC1.2.2 compliant wireless charging transmitter (P9242-R) and receiver (P9221-R) for 15W applications
  • Fully integrated battery management solution in the Renesas RAJ240045
  • The ISL81401 is a 40V bidirectional buck-boost controller with four independent control loops for input/output voltages and currents
System Block Diagram

Wireless Charging for Portable Devices

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.

See the benefits immediately with our “Winning Combinations” solutions