LT1125CS 查看數據表（PDF） - Linear Technology
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LT1125CS Datasheet PDF : 16 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
0.1Hz to 10Hz Voltage Noise
0.01Hz to 1Hz Voltage Noise
LT1124/LT1125
Voltage Noise vs Frequency
100
VS = ±15V
TA = 25°C
30
0
2
4
6
8
10
TIME (SECONDS)
1124/25 G01
Current Noise vs Frequency
10.0
VS = ±15V
TA = 25°C
3.0
1.0
0.3
0.1
10
MAXIMUM
1/f CORNER TYPICAL
100Hz
100
1k
FREQUENCY (Hz)
10k
1124 G04
Input Bias Current Over the
Common Mode Range
20
VS = ±15V
15 TA = 25°C
10
DEVICE WITH POSITIVE
5
INPUT CURRENT
0
–5
DEVICE WITH NEGATIVE
– 10
INPUT CURRENT
–15
–20
–15 –10 –5 0
5 10 15
COMMON MODE INPUT VOLTAGE (V)
1124/25 G07
0
20
40
60
80 100
TIME (SECONDS)
1124/25 G02
Input Bias or Offset Current
vs Temperature
30
VS = ±15V
20
10
LT1124M/LT1125M
LT1124AM/LT1125AM
0
–75 –50 –25 0 25 50 75 100 125
TEMPERATURE (°C)
1124/25 G05
Common Mode Rejection Ratio
vs Frequency
160
TA = 25°C
140
VS = ±15V
VCM = ±10V
120
100
80
60
40
20
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
1124/25 G08
10
3
1
0.1
MAXIMUM
1/f CORNER
2.3Hz
TYPICAL
1.0
10
100
FREQUENCY (Hz)
1000
1124/25 G03
Output Short-Circuit Current
vs Time
50
40 VS = ±15V
30
20
10
25°C
– 55°C
125°C
0
–10
125°C
–20
–30
25°C
–40
–55°C
–50
0
1
2
3
4
TIME FROM OUTPUT SHORT TO GND (MINUTES)
LT1124 G06
Power Supply Rejection Ratio
vs Frequency
160
TA = 25°C
140
120
100
80
– PSRR
60
+PSRR
40
20
0
1 10 102 103 104 105 106 107 108
FREQUENCY (Hz)
1124/25 G09
5
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