OP97 Datasheet, PDF (4/12 Pages) Analog Devices – Low-Power, High-Precision Operational Amplifier

OP97–Typical Performance Characteristics
400
1894 UNITS
300
V_S = 15V
T_A = 25 C
V_CM = 0V
400
1920 UNITS
300
V_S = 15V
T_A = 25 C
V_CM = 0V
200
200
100
100
0
–40
–20
0
20
40
INPUT OFFSET VOLTAGE – ␮V
TPC 1. Typical Distribution of Input
Offset Voltage
0
–100
–50
0
50
100
INPUT BIAS CURRENT – pA
TPC 2. Typical Distribution of Input
Bias Current
500
1894 UNITS
400
V_S = 15V
T_A = 25 C
V_CM = 0V
300
200
100
0
–60 –40 –20
0
20 40 60
INPUT OFFSET CURRENT – pA
TPC 3. Typical Distribution of Input
Offset Current
60
T_A = 25 C
V_CM = 0V
40
I_B–
20
I_B+
0
–20
I_OS
–40
–60
–75 –50 –25 0 25 50 75 100 125
TEMPERATURE – C
TPC 4. Input Bias, Offset Current
vs. Temperature
60
T_A = 25 C
V_S = 15V
40
20
0
–20
I_B–
I_B+
I_OS
–40
–60
–15 –10 –5
0
5
10 15
COMMON-MODE VOLTAGE – Volts
TPC 5. Input Bias, Offset Current
vs. Common-Mode Voltage
؎5
T_A = 25 C
V_S = 15V
؎4 ^{VCM = 0V}
؎3
؎2
J PACKAGES
؎1
Z, P PACKAGES
0
0
1
2
3
4
5
TIME AFTER POWER APPLIED – Minutes
TPC 6. Input Offset Voltage
Warm-Up Drift
1000
BALANCED OR UNBALANCED
V_S = 15V
V_CM = 0V
100
–55 C T_A +125 C
10 T_A = 25 C
1
1k 3k 10k 30k 100k 300k 1M 3M 10M
SOURCE RESISTANCE – ⍀
TPC 7. Effective Offset Voltage vs.
Source Resistance
100
BALANCED OR UNBALANCED
V_S = 15V
V_CM = 0V
10
1
0.1
1k
10k 100k 1M 10M
SOURCE RESISTANCE – ⍀
100M
TPC 8. Effective TCV_OS vs. Source
Resistance
20
15
T_A = –55 C
T_A = +25 C
10
5
T_A = +125 C
0
V_S = 15V
OUTPUT SHORTED TO GROUND
–5
T_A = +125 C
–10
–15
T_A = +25 C
–20
0
T_A = –55 C
1
2
3
TIME FROM OUTPUT SHORT – Minutes
TPC 9. Short Circuit Current vs.
Time, Temperature
–4–
REV. D