Over the last couple of decades the use of rechargeable batteries has grown enormously, and for most common applications there are ASICs[1] which control battery management with very little additional ...

When your remote control stops working or your child's favorite toy no longer functions, you might wonder if the batteries are dead or the device is broken. Fortunately, there's a simple and effective ...

This handy circuit can be used to charge from one to 12 NiCd cells from a car battery. Up to six cells can be charged with switch S1 in the “normal” position. The LM317regulator operates as a simple ...

There are a number of easy ways to save battery life on your Windows 11 laptop. Changing your Power Mode to Best Power Efficiency while unplugged can make a huge difference. Turning off visual effects ...

If you use an OLED laptop and often worry about battery drain, a few simple setting changes can help extend daily usage time.

A new type of battery combines negative capacitance and negative resistance within the same cell, allowing the cell to self-charge without losing energy, which has important implications for long-term ...

Sizing battery banks for switchgear and control applications is commonly performed using software designed specifically for that purpose. Just input the required load profile, and the program selects ...

The iPhone 16 series, especially the vanilla and “Plus” models, are the most repairable iPhones in years. Probably the EU’s pressures to enhance repairability in tech devices have a lot to do with ...