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Apple iPhone charger teardown: quality in a tiny expensive package
Computer history, restoring vintage computers, IC reverse engineering, and whatever Disassembling... Computer history, restoring vintage computers, IC reverse engineering, and whatever Disassembling Apple's diminutive inch-cube iPhone charger reveals a technologically advanced flyback switching power supply that goes beyond the typical charger. It simply takes AC input (anything between 100 and 240 volts) and produce 5 watts of smooth 5 volt power, but the circuit to do this is surprisingly compl
2014/03/15 リンク