Datasheet

INA117
SBOS154A
12
FIGURE 13. Offsetting or Boosting Common-Mode Voltage Range for Reduced Power-Supply Voltage Operation.
2
3
815
6
V
3
V
2
INA117
4
INA105
4
2
7
7
5
6
1
V
O
= V
3
– V
2
+9V
–9V
3
380kΩ380kΩ
380kΩ
21.1kΩ 20kΩ
25kΩ
25kΩ 25kΩ
25kΩ
V
CM
Range =
+50V to +200V
(V
S
±9V)
(a)
2
3
815
6
V
3
V
2
INA117
4
INA105
25kΩ
25kΩ 25kΩ
10kΩ
21.1kΩ
380kΩ
380kΩ 380kΩ
20kΩ
25kΩ
4
2
7
7
5
6
1
V = V – V
O 3 2
+9V
–9V
(V–) +3.3V
1N4684
3.3V
3
V
CM
Range =
–12V to +200V
(V
S
= ±9V)
(b)
380kΩ 380kΩ
20kΩ
380kΩ
21.1kΩ
R
7
1MΩ
R
8
1MΩ
2
3
815
6
V
3
V
2
INA117
INA105
25kΩ
25kΩ 25kΩ
25kΩ
2
5
6
1
V
O
= V
3
– V
2
13.7kΩ
(V = ±9V)
S
OPA602
3
V
CM
Range = ±200V
(V
S
= ±9V)
(c)
–3V > V
O
> –6V swap A
2
pins
2 and 3 for +4V > V
O
> 3V.
0V > V
O
> –6V swap A
2
pins
2 and 3 for +4V > V
O
> 0V.
Refer to Application Bulletin AB-015 for details.