Datasheet

12
®
INA133, INA2133
Shield
5
6
1
2
INA133
A 1
A 2
11
12
A 3
Output
G = 1 +
50kΩ
R
G
Feedback
3
Noise (60Hz hum)
Noise (60Hz hum)
Transducer or
Analog Signal
13 7
V+ V–
8 Ref10
25kΩ
25kΩ
25kΩ
25kΩ
INA115
1
25k
Ω
25k
Ω
4
2
3
14
15
5
R
G
100k
Ω
V
1
12
13
A
3
14
1/2 INA2133
2
V
2
V
3
10
9
5
8
V
O
= V
3
+ V
4
– V
1
– V
2
1/2 INA2133
6
V
4
B
FIGURE 13. Instrumentation Amplifier Guard Drive Generator.
FIGURE 14. Precision Summing Instrumentation Amplifier.