Like other simple, single-cell lithium-ion battery chargers, Microchip’s MCP73812 provides no means of indicating the charging status. You can remedy this situation by adding four components (Figure 1 ...

Solar energy is an attractive energy source for powering portable devices. For some time, it has been widely used in applications like calculators and spacecraft. More recently, solar power is being ...

Lithium batteries now form an integral part of modern-day living and can be seen in multiple applications such as power tools, vacuum cleaners, mobile devices, and electric bicycles. Holtek, with its ...

In USB-C Power Delivery (PD) standard, the PPS (Programmable Power Supply) mode is an optional mode that lets you request a non-standard voltage from a charger, with the ability to set a current limit ...

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.

Handheld devices like cell phones and PDAs rely on a variety of components to perform power management. Maximizing the efficiency of these components, both individually and as a whole, is becoming ...