STMicroelectronics STWBC-EP
Digital controller
FEATURES
● Digital controller for wireless battery charger transmitter● 15 W single coil inductive transmitters optimized for: – Cell phones and smartphones – Tablets and phablets – Charging accessories
● Support for Wireless Power Consortium (WPC) 1.2 EPP 15 W certified applications – Backward compatible with 5 W WPC 1.1 applications
● Support for half bridge topology with DC/DC
● VIN range: 3 V to 5.5 V – Supports USB Vin
● Active presence detector
● Foreign object detection
● Q-factor measurement
● Parametric customization via GUI
● Turnkey firmware solution
● Peripherals – 10-bit ADC – UART interface – I2C master fast/slow speed rate – GPIOs
● Memory – Flash and EEPROM with read-while-write (RWW) and Error Correction Code (ECC) – Program memory: 32-Kbyte Flash; data retention: 20 years at 55 °C after 1000 cycl