STWBC-WA

STWBC-WA

STWBC-WATR Active

Digital controller for wireless battery charger transmitters for wearable and smart watches applications
Quantity $ per Unit Savings
1 - 9$5.220%
10 - 99$4.4315%
100 - 249$3.6430%
250 - 499$3.2637%
500$3.1739%
Contact Sales
Out of stock
$5.22
Parameter NameParameter Value
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
ECCN US3A991A2
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack2
GradeIndustrial
Package NameVFQFPN 32 5x5x1.0 mm
Key features
  • Digital controller for wireless battery charger transmitters
  • Optimized for < 3 W applications
    • Smartwatches and healthcare
    • Internet of Things (IoT) battery-powered smart devices
    • Remote controllers
  • Cost effective half-bridge topology with integrated drivers
  • Optional full-bridge configuration for 3 W applications
  • VIN range: 3 V to 5.5 V
    • Supports USB VIN
  • Active presence detector
  • Parametric customization via graphical interface
  • 2 firmware options:
    • Turnkey solution for quick design
    • APIs available for application customization
  • Peripherals available via APIs
    • ADC, with 10-bit precision
    • UART
    • I2C master fast/slow speed rate
    • GPIOs
  • Memory
    • Flash and EEPROM 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 EEPROM; data retention: 15 years at 85 °C after 100 kcycles at 85 °C
    • RAM: 6 Kbytes
  • Transmitter reference design:
    • Evaluation board order code: STEVAL-ISB038V1T
    • 2-layer PCBs
    • Active object detection
    • Graphical user interface for application monitoring
    • Interoperable with receiver: STEVAL-ISB038V1R
  • Operating temperature
    • -40 °C up to 105 °C
  • Package
    • VFQFPN32