Ricoh microelectronics is attached to one of the world's top five hundred Ricoh wholly owned subsidiary of the group. Ricoh: high performance microelectronics is highly recognized by the market, high reliability of the products Ricoh. Committed to a variety of highly integrated power management, IC, lithium battery protection, IC, real-time clock chip and other semiconductor devices. Specific products include voltage regulator, voltage detector, DC/DC converter, watchdog timer (W.D.T.), lithium battery protection, IC, Switch, ICs, integrated power management unit (PMU), Real, Time, Clock, Ics and so on.