Luxeon Logic, brightness control for LED torches
Materials
Gerber file
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Extra info / Update
Features
* Three selectable brightness levels
* One-button operation
* Microcontroller control circuit
* Current consumption in sleep mode only 1.2 µA
Component list
R1 = 3O3 (1206)
R2 = 390Ohm (1206)
Capacitors
C1 = 100nF (1206)
C2 = 22µF 10V (SMD)
Semiconductors
T1,T2 = 2N2222 (SOT-23)
IC1 = ATtiny25-20SU (SOT-8)
LED1 = Luxeon LED, 1W (SMD), white
Miscellaneous
Pushbutton
PCB # 081159-1
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