Datasheet

®
INA105
12
FIGURE 27. Boosting Instrumentation Amplifier Common-Mode Range From ±5 to ±7.5V with 10V Full-Scale Output.
FIGURE 28. Precision Absolute Value Buffer.
FIGURE 29. Precision 4-20mA Current Transmitter.
V
1
Input
5
6
3
1
V
0
= |V
1
|
INA105
2
R
4
R
3
R
1
R
2
OPA111
10pF
D
1
D
2
R
5
2k
Ω
5
6
3
INA105
2
1
4
2
+15V
OPA27
REF10
6
10V
4 to 20mA
Out
0 to 10V
In
12.5k
Ω
1k
Ω
50k
Ω
50.1
Ω
50.1
Ω
R
LOAD
INA105
A 1
V
1
V
2
A 2
R
1
5
6
1
3
2
V
0
= 200 (V
2
– V
1
)
A 3
R
1
49.5Ω
R
2
R
2
R
2
R
2
Conventional
Instrumentation
Amplifier (e.g., INA101 or INA102)
A = 100
INA105
A = 2
R
1
49.5Ω