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iPhone charger disassembled

Great article by Ken Shirriff on the circuit and build of the iPhone charger. Like most people, I think I have taken this little device for granted for the years that I’ve owned an iPhone.

Disassembling Apples 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 complex and innovative.

Ken Shirriff’s blog: Apple iPhone charger teardown: quality in a tiny expensive package

Jake Spurlock

Web Developer at MAKE. I’m an Engineer. That means I solve problems.

Also, a geek, designer, HTML/CSS/PHP lover. Taker of photos, and sometimes skiing and biking…


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