Typical Characteristics–AD820
50
V
S
= 0V, 5V
40
INPUT BIAS CURRENT – pA
NUMBER OF UNITS
5
30
0
V
S
= 0V, +5V AND
V
S
=
5V
5V
20
10
0
–0.5
–0.4
–0.3
–0.2 –0.1
0
0.1
0.2
OFFSET VOLTAGE – mV
0.3
0.4
0.5
–5
–5
–4
–3
–2
–1
0
1
2
3
COMMON-MODE VOLTAGE – Volts
4
5
Figure 3. Typical Distribution of Offset Voltage (248 Units)
Figure 6. Input Bias Current vs. Common-Mode
Voltage; V
S
= +5 V, 0 V and V
S
=
±
5 V
48
V
S
=
V
S
=
5V
15V
INPUT BIAS CURRENT – pA
–8
–6
–4
–2
0
2
4
6
8
10
1k
40
100
32
% IN BIN
24
10
16
1
8
0
–10
0.1
–16
–12
OFFSET VOLTAGE DRIFT – V/ C
–8
–4
0
4
8
COMMON-MODE VOLTAGE – Volts
12
16
Figure 4. Typical Distribution of Offset Voltage Drift
(120 Units)
Figure 7. Input Bias Current vs. Common-Mode
Voltage; V
S
=
±
15 V
50
45
40
NUMBER OF UNITS
35
30
25
20
15
10
5
0
0
1
2
3
4
5
6
7
INPUT BIAS CURRENT – pA
8
9
10
INPUT BIAS CURRENT – pA
100k
10k
1k
100
10
1
0.1
20
40
60
80
100
TEMPERATURE – C
120
140
Figure 5. Typical Distribution of Input Bias Current
(213 Units)
Figure 8. Input Bias Current vs. Temperature;
V
S
= 5 V, V
CM
= 0
REV. B
–7–
AD [ ANALOG DEVICES ]
