Can i use a high ampere battery power bank than my tab's actual input
67448
Can I use a charger with more output amperage than the device needs?
89981
Can I safely connect the power-only-end of a USB-Y cable to an other power source?
122744
Is it possible to detect a battery type and requirements(voltage,current etc) using an MCU based circuit?
75439
How can I find maximum power transfer using Thevenin equivalent
44127
What are the ways to make a dual power supply from a single voltage source?
36841
Generating high voltage (100V+) from 5V USB supply
28292
Making dual power supply from single for opamp?
50643
Battery Ampere-hour rating vs Battery Amps (not an experienced user)
72043
Automatic switching between external 5V and USB bus power supplies
52148
Interchanging battery with a higher capacity battery
99851
Can I estimate remaining battery life by measuring its voltage with the same MCU that it powers?
94014
Don't charge the battery but use connected power to run the phone
31952
Regulated AC power supply?
90417
Is it safe to use phone while charging with portable powerbank?
69578
Is it really possible to "boost" 6 V DC to above 50 kV? Or even 400 kV?
41715
What would happen if I use a power supply with a different wattage than the system is designed for?
67111
Can I charge and discharge a NiCd/NiMh battery at the same time?