Wireless Power ICs for 5 W Systems

By ROHM Semiconductor 58

Wireless Power ICs for 5 W Systems

ROHM Semiconductor's wireless power transmitter and receiver ICs are ideal for portable applications up to 5 W. The BD57021MWV and BD57011AGWL give developers the opportunity to take advantage of and integrate a wireless power solution to their application. These ICs are based on the Qi specification 1.2.2 and support the baseline power profile (BPP) from the wireless power consortium (WPC).

Features
  • Adjustable output voltages
  • I2C bus interface
  • GPIO 4CH
  • Foreign object detection
  • Half-bridge / full bridge inverter
  • Low power 5 W transmitter and receiver – BPP operation
  • Meets the Qi 1.2.2 standard of the wireless power consortium (WPC)
  • TX-RX coil position gap alarm
  • Various protection systems
    • Overvoltage protection (OVP)
    • Overcurrent protection (OCP)
    • Thermal shutdown (TSD)
    • Undervoltage lock out (UVLO)
  • Open-drain output terminal for modulation
Applications
  • Smartphones and tablets
  • Handheld mobile devices
  • Headsets
  • Portable media players

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