Simple Lithium-Ion Battery Charger

General Description The RT9161B is a single-cell lithium-ion battery charger. It includes an on-chip pass transistor for high precision charging. Featuring with ultrahigh precision (±1), the RT9161B provides a very effective and low cost solution for charging lithium ion battery. Other features

300/500mA Low Dropout Linear Voltage Regulator

General Description The RT9161/A is a 300/500mA fixed output voltage low dropout linear regulator. Typical ground current is approximately 110µA, from zero to maximum loading conditions. Wide range of available output voltage fits most of applications. Built-in output current-limiting most therma