_HI_LO_TEMPERATURE_SENSOR

Published:2009/7/7 2:45:00 Author:May | From:SeekIC

Resistors R1, R2, and the two 2.2 k resistors form a bridge circuit. R2 is a therrnistor, and RI sets the temperature at which L2 lights. Lower or higher temperatures light L1 or L3 to indicate an over- or under-temperature condition.



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