What happens if I supply a higher voltage than the rated voltage of my jack?
423
Choosing power supply, how to get the voltage and current ratings?
81807
Under what circumstances would 5V@2.1A be lethal?
41715
What would happen if I use a power supply with a different wattage than the system is designed for?
153385
voltage divider -- for detecting higher voltage in ADC
37100
Using a higher current charger on a laptop which requires a lower current
37897
Examine rectified voltage before and after
74913
What's up with the operating voltages 5 V, 3.3 V, 2.5 V, 1.8 V, etc.?
70877
What does it mean when there is a voltage difference between ground and neutral?
157849
Can I control voltage of USB data pins?
33150
Why is it safer to not short left and right audio jack outputs together?
103078
What value to use to convert ADC value to voltage?
77248
How to scale and shift voltage signal?
12033
What would happen if I connect two different DC voltage sources in parallel?
57241
Why does connecting a high-current device to my digital circuit cause weird behavior?
23833
Can I use a power adapter with more current but lower voltage on another laptop?
142186
What happens when I connect a 2 amp charger instead of the 0.7 amp charger provided?
45233
Why does a floating capacitor act differently than a grounded capacitor?