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 ...

Linear Technology Corp.’s new LTC4006 is a 2- to 4-cell Li-Ion battery charger with up to 4A charge capability that includes essential I/O status signals required for constructing a simple autonomous ...

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 ...

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.