Black Diamond Two-LED Headlamp Teardown

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On the top side, battery power routs through an inductor and diode, then feeds a driver IC (U1). U1 drives two RGB LED packages in parallel. It also has a switch detect input. U1's part number is Azoteq IQS753. Note that Azoteq also fabricated the bare board and presumably assembled the PCB.

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Black Diamond Two-LED Headlamp Teardown

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