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T-Mobile 3.1AMP Micro USB Car Charger Teardown

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Now we are in the meat and potatoes of this device, the circuit board.

Surprisingly, the ONLY chip on the board is:

Active-Semi ACT4533B DC/DC Converter

This CLA was implemented with a relatively simple design using very few parts, including:

Several resistors, capacitors

Two diodes

Fuse

and one inductor

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