Apparently many USB charger units—you’ve probably got at least one that came free with a gizmo: I’ve got three—won’t work to charge the iPhone. That’s ’cause Apple’s lovely design engineers made the ...

The AN971 IC draws current from a USB port to recharge Li-Ion or Li-Polymer batteries. There is also a “Suspend” mode feature to conserve power. To view the application note, click on the URL below.

Aside from apparently having both the ability to reproduce on their own and simultaneously never being around when you need one, USB chargers seem innocuous enough. The specs are simple: convert mains ...

When Apple abandoned the Lightning connector in favour of USB-C a couple of years ago, many people cheered, not least in the ...

Posts from this topic will be added to your daily email digest and your homepage feed. The best charger when you’re trapped in a gas station during the apocalypse The best charger when you’re trapped ...

Recently I bought a little gizmo called as “USB Charger Doctor” from an online store. The little usb bus powered device features a passthrough usb connection to connect the usb source port and usb ...

Texas Instruments bq25040 is a 1.1-A single-cell Li-Ion battery charger with integrated 50-mA regulator that offers 2.3-A production test support and high-voltage protection. Texas Instruments ...

Satechi has a new wireless charger that joins the exclusive club of charging pads that actually support USB-C instead of Micro USB or a proprietary plug. The charger — officially called the Satechi ...

Anker's new 140W wall charger has bottom-mounted ports to prevent it from unplugging or falling off the wall. The charger features 3 USB-C ports, 1 USB-A port, and a display showing charging ...

The Artellia Monno is a wireless iPhone or AirPods charging solution aimed at simplifying a desk setup, with the ability to power to up to five devices at once. There are other multi-device charging ...

It comes as no surprise that the guidance computers aboard the Apollo 11 spacecraft were impossibly primitive compared to the pocket computers we all carry around 50 years later. But on his website, ...