R3111N311B, R3111N601A Datasheet - RICOH

 R3111E (TO-92) is the discontinued product as of April, 2017.

R3111x SERIES LOW VOLTAGE DETECTOR NO.EA-056-170428 OUTLINE The R3111x series are CMOS-based voltage detector ICs with high detector threshold accuracy and ultra-low supply current, which can be operated at an extremely low voltage and is used for system reset as an example.

Each of these ICs consists of a voltage reference unit, a comparator, resistors for detector threshold setting, an output driver and a hysteresis circuit.

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