
DocID2155 Rev 3 9/13
LM119, LM219, LM319 Typical application diagrams
4 Typical application diagrams
Figure 18. Relay driver
Figure 19. Window detector
+5V
1/2
LM119
Inputs
+28V
30
1/2
LM119
V
V
V
UT
I
LT
1/2
LM119
V
O
500 Ω
TTL output
V
O
=+5V for < <
V
LT
V
V
UT
I
V
O
=0for < or >
V
LT
V
V
UT
I
V
I