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STW4102 数据表(PDF) 4 Page - STMicroelectronics |
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STW4102 数据表(HTML) 4 Page - STMicroelectronics |
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4 / 34 page  Block diagram STw4102 4/34 1 Block diagram Figure 1. Internal block diagram Driver Current Sense Voltage Current Regulation Main USB Detect CC/CV Main Power Device (max 1A) USB Power Device (max 500mA) Voltage Sense Thermal regulation EOCHG adapter Detect Charge Voltage Charge current CC/CV configuration Trickle current Trickle threshold LDO driver 4.7V Main supply AD converter 12 bits + sign bit 24 bit accumulator Control registers Current defined by external resistor Power On I2C interface Reset Vref Internal Supply VOUT SENSE BATT BATTSENSE ISET CVIS STDBY C32KHZ ICG+ ICG- GND RESETN SDA SCL VIO LDOFB LDODRV CVREF PWRDETECTN MAIN USBPWR DRIVER AD converter 7-12 bits Control Registers Battery voltage Charge Control Registers LDO Battery Monitoring TEST |
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