| This night light has two power sources: a solar cell with a peak output voltage of about 6 V, and a Li-Ion cell with a voltage between 3.7 V...
| This night light has two power sources: a solar cell with a peak output voltage of about 6 V, and a Li-Ion cell with a voltage between 3.7 V...
| Originally developed for receiver batteries in radio-controlled (RC) models, the circuit discussed in this article is used to charge, discha...
| There are several ICs on the market that are specially designed for charging Lithium-Ion batteries. The LM3647 from National Semiconductor i...