Fast charging only works when everything lines up. One weak link can slow speeds down, even if the charger itself is rated ...

An offline battery charger — using the Unitrode UC3906 battery charger controller chip and a Vicor Maxi, Mini, Micro Series DC-DC converter module — provides design flexibility, small size, and high ...

The Over-the-Top type of operational amplifier is ideal for use as a current sense for battery charger applications. The design described here can be used with chargers for rechargeable batteries ...

A DC-to-DC charger uses excess engine-alternator current, typically redirected from the starting battery bank, to charge the house battery bank. This can also be performed by an automatic charging ...

Trickle chargers and smart chargers with testing and maintenance capabilities serve the common purpose of charging batteries, but they differ in their functionality, efficiency, and features. So with ...

Laptop battery dying too soon? Learn the habits that protect battery health and add years to your laptop's life.

Courtesy of Walmart Get it! This unit features a backlit LCD display that shows charging status, voltage, current, temperature, and mode selection. With seven automatic charging stages, it ...

The Verge TS Pro, equipped with a solid-state battery, was plugged in at a fast-charging station. Here's how it performed.

USB-C chargers are easy to mismatch. Some people never get the charging speeds their phone supports, while others pay for extra speed they rarely use anyway.