Datasheet Texas Instruments BQ51221 — Ficha de datos

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SLUSBS9A – FEBRUARY 2014 – REVISED JULY 2014 bq51221 Dual Mode 5-W (WPC and PMA) Single Chip Wireless Power Receiver
1 Features 3 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. The bq51221 device provides a
single device power conversion (rectification and
regulation) as well as the digital control and
communication for both standards. It also has
autonomous detection of protocol and requires no
additional active devices. The bq51221 device
complies with the WPC v1.1 and PMA communication
protocol. Together with the WPC or a PMA primaryside controller, the bq51221 device enables a
complete wireless power transfer system for a
wireless power supply solution. The receiver allows
for synchronous rectification, regulation and control
and communication to all exist in a market-leading …