How long will it take, after the switch is closed, for the capacitor to charge to 80% of the battery voltage? The initial voltage on the capacitor is 0V.

Tantalum capacitors offer designers of densely packed, high-performance electronic circuits a reliable high-capacitance solution with stable performance. A historical favorite among design engineers, ...

The batteries we rely on for everything from our cars to our cell phones use a chemical reaction to store and release an electrical charge. The chemicals involved force a large number of tradeoffs in ...

EEStar EEStor, a Texas company run by ex-IBM employees, is set to make a long awaited breakthrough in battery tech, claiming that it has a capacitor based battery which will up the range of an ...