Datasheet

10
Figure 3. Input Oset vs. Supply. Figure 4. Gain vs. Temperature.
Figure 1. Input Oset Voltage Test Circuit.
Figure 2. Input Oset Voltage vs. Temperature.
Figure 5. Gain and Nonlinearity Test Circuit.
0.1 µF
V
DD2
V
OUT
8
7
6
1
3
HCPL-7800
5
2
4
0.1 µF
10 K
10 K
V
DD1
+15 V
0.1 µF
0.1 µF
-15 V
+
-
AD624CD
GAIN = 100
0.47
µF
0.47
µF
0.1 µF
V
DD2
8
7
6
1
3
HCPL-7800
5
2
4
0.01 µF
10 K
10 K
+15 V
0.1 µF
0.1 µF
-15 V
+
-
AD624CD
GAIN = 4
0.47
µF
0.47
µF
V
DD1
13.2
404
V
IN
V
OUT
+15 V
0.1 µF
0.1 µF
-15 V
+
-
AD624CD
GAIN = 10
10 K
0.47
µF
0.1 µF
T
A
- TEMPERATURE - ˚C
0.6
0.5
0.3
-25
0.8
35 95
0.2
0.7
-55 125
0.4
5 65
V
OS
- INPUT OFFSET VOLTAGE - mV
V
DD
- SUPPLY VOLTAGE - V
0.37
0.36
0.39
4.75 5.0
0.33
vs. V
DD1
4.5 5.55.25
vs. V
DD2
0.34
0.38
0.35
V
OS
- INPUT OFFSET VOLTAGE - mV
G - GAIN - V/V
T
A
- TEMPERATURE - ¡C
8.025
8.02
8.015
-35
8.035
25 85
8.01
8.03
-55 1255 45 105-15 65