LM339 comparators equivalent, quad single supply comparators.
or’s inputs. Voltages more negative than
–300 mV should not be used.
Figure 9. Zero Crossing Detector (Single Supply)
+15 V R4 220 k 6.8 k R2 R5 220 k
F.
in consumer automotive and industrial electronic applications.
* Single or Split Supply Operation
LM239,ĂLM239A, LM.
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