OPA111 Burr-Brown, OPA111 Datasheet - Page 5

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OPA111

Manufacturer Part Number
OPA111
Description
Low Noise Precision Difet OPERATIONAL AMPLIFIER
Manufacturer
Burr-Brown
Datasheet

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TYPICAL PERFORMANCE CURVES
T
A
= +25 C, V
0.01
100
0.1
1k
10
12
10
10
1
8
6
4
1
–75
0.1
–15
CC
BM
*Includes contribution
from source resistance.
–50
VOLTAGE AND CURRENT NOISE SPECTRAL
= 15VDC unless otherwise noted.
TOTAL* INPUT VOLTAGE NOISE SPECTRAL
–10
1
vs INPUT COMMON-MODE VOLTAGE
DENSITY vs SOURCE RESISTANCE
f
O
–25
Offset Current
= 1kHz
Bias Current
BIAS AND OFFSET CURRENT
DENSITY vs TEMPERATURE
Common-Mode Voltage (V)
10
–5
Temperature (°C)
Frequency (Hz)
0
100
25
0
50
1k
5
R
75
R
R
R
S
S
S
S
= 10M
= 100k
= 100
10k
= 1M
10
100
100k
125
15
10
1
0.1
0.01
100
10
1
0.1
0.01
5
(CONT)
0.01
100
100
140
120
100
0.1
10
1k
1k
10
80
60
40
20
1
1
0
–50
10
1
4
TOTAL* INPUT VOLTAGE NOISE (PEAK-TO-PEAK)
*Includes contribution
from source resistance.
–25
10
10
5
BM
BIAS AND OFFSET CURRENT
POWER SUPPLY REJECTION
100
vs SOURCE RESISTANCE
0
Ambient Temperature (°C)
10
Source Resistance ( )
vs TEMPERATURE
6
vs FREQUENCY
Frequency (Hz)
1k
25
10
OPA111
7
10k
50
10
BM
f
100k
B
8
75
= 0.1Hz to 10Hz
10
100
1M
9
10M
10
125
10
1k
100
10
1
0.1
0.01
®

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