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bq51221 - Dual Mode 5-W Wireless Power Receiver

Description

The bq51221 device is a fully contained wireless power receiver capable of operating in both the WPC and PMA protocols which allows a wireless power system to work with both WPC and PMA inductive charging standards.

Features

  • 1 Robust 5-W Solution With 50% Lower Losses for Improved Thermals.
  • Inductorless Receiver for Lowest Height Profile Solution.
  • Adjustable Output Voltage (4.5 to 8 V) for Coil and Thermal Optimization.
  • Fully Synchronous Rectifier With 96% Efficiency.
  • 97% Efficient Post Regulator.
  • 79% System Efficiency at 5 W.
  • WPC v1.1 and PMA Compliant Communication.
  • Patented Transmitter Pad Detect Function Improves User Experience.
  • I2.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq51221 SLUSBS9A – FEBRUARY 2014 – REVISED JULY 2014 bq51221 Dual Mode 5-W (WPC and PMA) Single Chip Wireless Power Receiver 1 Features •1 Robust 5-W Solution With 50% Lower Losses for Improved Thermals – Inductorless Receiver for Lowest Height Profile Solution – Adjustable Output Voltage (4.5 to 8 V) for Coil and Thermal Optimization – Fully Synchronous Rectifier With 96% Efficiency – 97% Efficient Post Regulator – 79% System Efficiency at 5 W • WPC v1.