
LT1789-1/LT1789-10
18
1789fb
BLOCK DIAGRAM
Figure 1. Block Diagram
–
+
3
1
A1
V
–
V
–
+IN
R
G
V
+
V
+
V
–
V
+
V
+
5.7k
100k
R1
110k/10k*
V
B
–
+
2
8
A2
V
–
V
–
V
–
1789 F01
–IN
R
G
V
+
V
+
5.7k
100k
R3
110k/10k*
R2
110k/100k*
R4
110k/100k*
V
B
6
OUT
7
V
+
4
V
–
5
REF
–
+
A3
*LT1789-1/LT1789-10