4
®
XTR112, XTR114
FUNCTIONAL BLOCK DIAGRAM
975Ω
6
I = 100µA +
100µA
I
R1
I
R2
25Ω
V+
Q
1
9
B
10
11
4
13
2
3
8
E
V
IN
R
G
I
O
= 4mA + V
IN
•
40
R
G
( )
5.1V
R
G
R
LIN
1kΩ
V
IN
+
V
IN
–
I
RET
7
V
REG
XTR112: I
R1
= I
R2
= 250µA
XTR114: I
R1
= I
R2
= 100µA
14
1
12
I
R2
I
R1
V
LIN
