STWBC datasheet(1/36 Pages) STMICROELECTRONICS

Part #	STWBC

Description	Digital controller for wireless battery charger

Download	36 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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1 / 36 page

This is information on a product in full production.

February 2015

DocID027322 Rev 3

1/36

STWBC

Digital controller for wireless battery charger (WBC) transmitters Qi

1.1.2 A11 certified, PMA compatible

Datasheet

- production data

Features

 Digital controller for wireless battery charger

transmitter

 Multiple Qi certified and PMA standard

compatible

 Support for up to 5 W applications

– Mobile

– Wearable, sports gear, medical

– Remote controllers

 Native support to half-bridge and full bridge

topologies

 5 V supply voltage

 2 firmware options

– Turnkey solution for quick design

– APIs available for application

customization(a)

 Peripherals available via APIs(a)

– ADC with 10 bit precision and 1 M

 input

impedance

–UART

–I2C master fast/slow speed rate

–GPIOs

 Memory

– Flash and E2PROM with read-while-write

(RWW) and error correction code (ECC)

– Program memory: 32 KBytes Flash; data

retention 15 years at 85

°C after 10 kcycles

at 25

°C

– Data memory: 1 KByte true data E2PROM;

data retention:15 years at 85

°C after 100

kcycles at 85

°C

– RAM: 6 KBytes

 Reference design features

– 2 layers PCBs

– Active object detection

– Graphical user interface for application

monitoring

– Evaluation boards

 Operating temperature: -40

°C up to 105 °C

 Package: VFQFPN32

Applications

 Certified Qi A11

– Evaluation board: STEVAL-ISB027V1

– Power rate: 5W

– Input: 5V

 Qi A13(a)

– Power rate: 5 W

– Input: 5 - 16 V, 12 V

 Wearable(a)

– Power rate: 2 W

– Input: 5 V

 PMA(a)

– power rate: 5 W

– input: 5 V

a. Contact local sale representative for further details:

see www.st.com.

VFQFPN32

www.st.com

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