Most handheld devices use alkaline or rechargeable batteries, and measuring the battery capacity is a crucial feature of such designs. Most of the time, however, using a battery level monitoring IC ...

Numerous gadgets, from remote controls to hearing aids, depend on small batteries. It’s vital to know when these batteries are close to being drained so they can be substituted before they’re fully ...

Lithium-ion batteries are one of humanity’s greatest inventions. They have already helped us develop portable electronic devices and electric vehicles and are on the verge of conquering the grid ...

Measuring rise time for a power source. Voltage vs. time signals measurements via a scope. A practical setup for battery testing. I was recently asked a question about a dc power supply, aka a voltage ...

Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up ...

If there’s one axiom of portable electronics it’s that longer battery life is always better, there’s simply no downside to having our gadgets last longer. Unfortunately, very few smartphones are known ...