Special Switch,
Seiko S-80850CLMC-B7B-T2 SOT-23-5 1-Channel Voltage Monitor
Industrial 3-Pin Single Channel Power Management IC, 0.95V to 10V, TO-243
Voltage Detectors / Monitors 5.0V 1.3uA CMOS Out
Supervisory Circuits 5.0V 1.3uA CMOS Out