IC 2.55V W/PB 20% TO92-3
IC Supervisor 1Ch 2.55V Reset Active Low TO-92-3
EconoReset Simple Reset/Power-On Reset, 1V-5.5V, 35uA, TO-92-3
DS1818R-20-U Single-Voltage Monitor, 1V to 5.5V, 35uA, SOT-23, 3 PIN