Data Sheet
OP400
2.5
2.4
2.3
2.2
2.1
100
FOUR AMPLIFIERS
= 25°C
T
A
10
1
±2
±4
±6
±8
±10
±12
±14
±16
±18
±20
10
100
FREQUENCY (Hz)
1k
SUPPLY VOLTAGE (V)
Figure 13. Total Supply Current vs. Supply Voltage
Figure 10. Noise Voltage Density vs. Frequency
2.5
2.4
2.3
2.2
2.1
1k
800
600
400
200
0
FOUR AMPLIFIERS
T
V
= 25°C
= ±15V
A
V
= ±15V
S
S
–75
–50
–25
0
25
50
75
100
125
150
1
10
100
FREQUENCY (Hz)
1k
TEMPERATURE (°C)
Figure 14. Total Supply Current vs. Temperature
Figure 11. Current Noise Density vs. Frequency
140
120
100
80
NEGATIVE
SUPPLY
POSITIVE
SUPPLY
60
40
20
0
0
2
4
6
8
10
0.1
1
10
100
FREQUENCY (Hz)
1k
10k
100k
TIME (Seconds)
Figure 12. 0.1 Hz to 10 Hz Noise
Figure 15. Power Supply Rejection vs. Frequency
Rev. I | Page 7 of 15
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