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/diy/ - Do It Yourself

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>> No.1440742 [View]
File: 48 KB, 581x683, AD84064-Car-Charger.gif [View same] [iqdb] [saucenao] [google]
1440742

>>1440724
This is how a cheap car charger does it. 2V at pins 2 and 3 signals a 500mA charger. Chargers that use the 34063 instead need an external 75K+51K divider to generate the 2V from the 5V output. Some more info at https://learn.adafruit.com/minty-boost/icharging

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