Using 2 5V pins to get 10V
42152
Adding DC voltages of PSU
26877
How to measure supply currents ranging from 1μA to 10mA?
92085
I've pluged e-pci power cable(6+2pin) to eps 8 pin on motherboard
4854
Using multiple power supplies in one PC
2268
Question regarding use of low voltage high current outputs
113959
Using a transistor as a switch
72043
Automatic switching between external 5V and USB bus power supplies
101263
Measuring an Arduino's power source voltage using Analog In
93985
Control 5v relay through 3.3v GPIO using NPN transistor
26992
Measure current in high voltage (10kV)
28292
Making dual power supply from single for opamp?
91831
Using series of LM 78XX for power supply
114322
Making voltmeter accepting bipolar input voltage, using a microcontroller
23833
Can I use a power adapter with more current but lower voltage on another laptop?
40711
Getting higher power output by using more resistors
9182
Driving LED with PIC 5V
141150
Undervolting PC Fan from 12V to 7V