GENERAL DESCRIPTION
The AD22001 is a monolithic, five-channel comparator circuit for monitoring the functionality of lamps in automotive applications.

FEATURES
    Continuous Status Checks of Five Bulbs
    Lamp Status Check in “ON” and “OFF” States
    Status Checks of Two In-Line Fuses
    Very Low Voltage Drop at Sensor Shunt Resistor (Comparator Threshold 1.75 mV at 22°C)
    Temperature and Supply Voltage Compensated
    Powered Directly from Car Battery: Protection Included for Transient, Reverse Supply, Load Dump
    Operating Temperature Range: –40°C to +125°C
    15 V CMOS Compatible Digital Output Signals
    Voltage Limited Power Supply Output for 15 V CMOS Logic ICs