1-Ch Power Supply Monitor IC, 3.93V-4.06V Threshold, 5.5V Max, SC-70, SM
IC IC,VOLT DETECTOR,FIXED,+4V,CMOS,TO-236,3PIN,PLASTIC, Power Management Circuit

Microprocessor Supervisory IC, 3.08V Reset, Push-Pull Output, SC Package
Power Supply Support Circuit, Fixed, 1 Channel, PDSO3, TO-236AB, SOT-23, 3 PIN