Beginners
Topics
[1] Powering a regulated 12V Fan with a 24V PWM power supply, help please :-)
[3] How do you select optoisolator current? Does it affect switching speed?
[5] Identifying SOT23 Component
[6] Banana jacks / binding posts on PCB
[7] I'm confused...(musings on LEDs and capacitors)
[8] How to define a microcontroller pin as open collector or open drain??
[9] Replacing a fixed and a adjustable regulator
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