Qualcomm says manufacturers can decide the voltage levels used on Quick Charge

*Qualcomm is at the center of a small controversy involving the Type-C USB port and its Quick Charge 3.1 technology. Apparently there have been some questions about whether Quick Charge 3.1 is running outside the voltage specifications required for the Type-C port. By increasing the voltage to 9 volts or 12 volts, Quick Charge 3.1 allows the internal battery on handsets like the HTC 10 and LG G5 to charge much faster than normal.

According to the specifications of the USB Type-C 3.1 port, the Vbus line should be held in a range between 4.45 volts and 5.25 volts. Thus, Qualcomm's Quick Charge ...

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