Controls/MCUs 
Battery-charger PWM input has watchdog protection
Keywords: battery charger PWM watchdog protection
[Summary of tips] Mobile phone batteries are usually charged through a proprietary charging algorithm in the baseband controller. The phone's charger input is connected to the internal battery through a p-channel switch of low on-resistance, controlled by a pulse-width modulation (PWM) signal from the baseband controller. To minimize power dissi......Please login or register with us to view this article>>
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