INA128
INA129
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SBOS051B − OCTOBER 1995 − REVISED FEBRUARY 2005
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, V
S
=
±15V,
unless otherwise noted.
INPUT−REFERRED NOISE vs FREQUENCY
Input-Referred Voltage Noise (nV/√Hz)
1k
100
Input Bias Current Noise (pA/√Hz)
100
SETTLING TIME vs GAIN
0.01%
Settling Time (
m
s)
G = 1V/V
10
100
0.1%
10
G = 10V/V
10
G = 100, 1000V/V
Current Noise
1
1
10
100
Frequency (Hz)
1k
10k
0.1
1
1
1
10
Gain (V/V)
100
1000
QUIESCENT CURRENT and SLEW RATE
vs TEMPERATURE
0.85
6
5
4
Quiescent Current (µA)
0.8
5
Input Current (mA)
Slew Rate (V/µs)
3
2
1
0
−1
−2
−3
−4
06
−75
−50
−25
0
25
50
Temperature (°C)
75
100
1
125
−5
−50
INPUT OVER−VOLTAGE V/I CHARACTERISTICS
Flat region represents
normal linear operation.
G = 1000V/V
G = 1V/V
0.75
Slew Rate
0.7
I
Q
0.65
4
3
G = 1V/V
+15V
2
G = 1000V/V
V
IN
I
IN
−15V
10
20
30
40
50
−40
−30 −20 −10
0
Input Voltage (V)
INPUT OFFSET VOLTAGE WARM−UP
10
8
Offset Voltage Change (µV)
Input Bias Current (nA)
6
4
2
0
−2
−4
−6
−8
−10
0
100
200
300
400
Time (µs)
−2
500
−75
1
2
INPUT BIAS CURRENT vs TEMPERATURE
I
OS
0
I
B
−1
Typical IB and IOS
Range
±2nA
at 25°C
−50
−25
0
25
50
75
100
125
Temperature (°C)
6
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