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LT1991 Datasheet(PDF) 6 Page - Linear Integrated Systems

Part No. LT1991
Description  Precision, 100UA Gain Selectable Amplifier
Download  24 Pages
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Manufacturer  LINEAR [Linear Integrated Systems]
Direct Link  http://www.linearsystems.com
Logo LINEAR - Linear Integrated Systems

LT1991 Datasheet(HTML) 6 Page - Linear Integrated Systems

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LT1991
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1991fb
TYPICAL PERFOR A CE CHARACTERISTICS
Output Impedance vs Frequency
CMRR vs Temperature
Gain Error vs Temperature
Gain and Phase vs Frequency
Gain vs Frequency
0.01Hz to 1Hz Voltage Noise
(Difference Amplifier Configuration)
Bandwidth vs Gain
CMRR vs Frequency
PSRR vs Frequency
GAIN SETTING (V/V)
1
120
100
80
60
40
20
0
35
7
9
1991 G10
11
13
2
4
6
8
10
12
VS = 5V, 0V
TA = 25°C
FREQUENCY (Hz)
120
110
100
90
80
70
60
50
40
30
20
10
0
10
1k
10k
1M
1991 G11
100
100k
VS = 5V, 0V
TA = 25°C
GAIN = 9
GAIN = 1
GAIN = 3
120
110
100
90
80
70
60
50
40
30
20
10
0
VS = 5V, 0V
TA = 25°C
GAIN = 9
GAIN = 1
GAIN = 3
FREQUENCY (Hz)
10
1k
10k
1991 G12
100
100k
FREQUENCY (Hz)
1
100
1k
100k
10k
1991 G13
10
1000
100
10
1
0.1
0.01
VS = 5V, 0V
TA = 25°C
GAIN = 9
GAIN = 1
GAIN = 3
TEMPERATURE (°C)
–50
120
100
80
60
40
20
0
25
75
1991 G14
–25
0
50
100
125
GAIN = 1
VS = ±15V
REPRESENTATIVE UNITS
TEMPERATURE (°C)
–50
0.030
0.025
0.020
0.015
0.010
0.005
0
25
75
1991 G15
–25
0
50
100
125
GAIN = 1
VS = ±15V
REPRESENTATIVE UNITS
FREQUENCY (kHz)
1
30
20
10
0
–10
–20
10
100
600
1991 G16
GAIN = 9
GAIN = 3
GAIN = 1
VS = 5V, 0V
TA = 25°C
FREQUENCY (kHz)
1
2
1
0
–1
–2
–3
–4
–5
–6
–7
–8
0
–45
–90
–135
–180
10
100
400
1991 G17
0.5
VS = 5V, 0V
TA = 25°C
GAIN = 1
PHASE
GAIN
VS = ±15V
TA = 25°C
MEASURED IN G =13
REFERRED TO OP AMP INPUTS
0
10
2030 405060 70 80 90 100
TIME (s)
1991 G21


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