how to calculate resistor value for optocoupler - 230V
112999
How do I select the accompanying components for an optocoupler?
26877
How to measure supply currents ranging from 1μA to 10mA?
95725
What is the symbol on the supply voltage that looks like a shaded-in capacitor?
158797
accounting for LED resistance
114791
How do you compute the DC operating point (IC,VCE) and draw an AC equivalent circuit?
423
Choosing power supply, how to get the voltage and current ratings?
32258
How to design the gate resistor value?
32052
how to reduce DC voltage using resistors?
60581
Need help calculating resistance for transistor base
91261
Op-Amp Input Resistor?
17141
Voltage Follower Not Giving Expected Output
20820
What's the difference of placing multiple resistors and one resistor for limiting the current of LEDs?
155857
Voltage rating vs. power rating of a resistor
129016
Optocoupler with phototransistor base lead
134679
How do I calculate the power rating for zero-ohm resistors?
25948
Reading a 5 Band resistor with Gold as a middle band?
85467
What's the function of the three input resistors in the below circuit?