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  1. J

    where can i find a cheap to implement qualcomm QC2.0 or 3.0 iC to control 12VDC

    what im looking for is basically a QC2.0/3.0 quick charge controller which i can use with a 12vdc power source rather than paired with a 110/220v smps, or, a way to use one such quick charger chip to control a 12v power supply instead. What i want to do is try to construct an economical battery...
  2. J

    Does anyone know how to use a QC 3.0 quick charger to control 12vdc instead of mains

    the one i have my eye on is the FAN6290QF heres a schematic from its datasheet from the looks of it, its throttling the output of a flyback transformer, i doubt its regulating through PWM using just that Cout for maintaining a clean output, i think its more likely that the flyback is being...

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