Ricoh Electronic Devices – Smart Energy

Design and Manufacture semiconductor electronic devices, specialized design service for electronic devices and manufacturing service for such products.

Ricoh Electronic Devices – Smart Energy

Product line include – Power Management ICs, Real-time clock ICs, PC Interface and Communication LSI / Image Processing LSI.

Power Management ICs
DC/DC Converters, Battery Management, Watchdog Timer(W.D.T.) and Voltage Regulators.

The R1218x Series are PWM control type step-up DC/DC converter ICs with low supply current. It is fully dedicated to drive White LED with constant current.

R1218x Series - RICOH

Constant current can be set with an external resistance value. Dimming control is possible by PWM signal for CE pin. Feedback voltage is 0.2V, therefore power loss by current setting resistor is small and efficiency is good.

Ricoh Electronic Devices Company, Ltd.
13-1 Himemuro-cho, Ikeda City, Osaka 563-8501, JAPAN

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