Why is there a -12V rail for ATX
75709
What is the usage of the negative voltages on a PC motherboard?
55130
Why are things like RESET/MCLR active low on most ICs?
48777
Resistor requirement for 3.3v
7621
Reducing voltage with resistors
157206
Why does there seem to be a missing component in many PCBs?
156353
Why does a relay have a minimum applicable load?
103232
What are those small metal bars going across a PCB for?
76471
Why is there a 0R resistor linking GND and AGND in analog voltage reference circuit?
122290
High Voltage PCB Design
60265
Why do I only have 30V going to my light fixture
58904
Why too many capacitors in parallel for Vdd supply net? Can't we just add all to replace with one big capacitor?
69776
Why is the diode forward voltage constant?
131602
Why is HV kept open in OC test of transformer?
107859
Difference between regulator's tab and pin?
95797
OP amp, Attempt Out > Rail
77276
What would happen if I choose a connector with current rating smaller than the actual current?
11351
Why have a bulk terminal at all? (MOSFET)