參數(shù)資料
型號(hào): LT1128M
廠商: Linear Technology Corporation
英文描述: Ultra Low Noise Precision High Speed Op Amps
中文描述: 超低噪聲精密高速運(yùn)算放大器
文件頁(yè)數(shù): 5/20頁(yè)
文件大?。?/td> 439K
代理商: LT1128M
5
LT1028/LT1128
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
10Hz Voltage Noise Distribution
Total Noise vs Matched Source
Resistance
Total Noise vs Unmatched
Source Resistance
Current Noise Spectrum
0.01Hz to 1Hz Voltage Noise
TEMPERATURE (°C)
–50
0
R
H
0.8
2.0
0
50
75
LT1028/1128 TPC09
O.4
1.6
1.2
–25
25
100
125
V
S
= ±15V
AT 10Hz
AT 1kHz
Voltage Noise vs Temperature
0.1Hz to 10Hz Voltage Noise
TIME (SEC)
0
8
LT1028/1128 TPC07
2
4
6
10
10nV
V
S
= ±15V
T
A
= 25°C
Wideband Noise, DC to 20kHz
BANDWIDTH (Hz)
100
R
μ
V
0.1
1
100k
1M
10M
LT1028/1128 TPC03
0.01
10
10k
1k
V
S
= ±15V
T
A
= 25°C
Wideband Voltage Noise
(0.1Hz to Frequency Indicated)
MATCHED SOURCE RESISTANCE (
)
1
T
H
10
100
3
1k
10k
LT1028/1128 TPC04
1
0.1
V
S
= ±15V
T
A
= 25°C
3k
10
30
100 300
AT 10Hz
2 R
S
NOISE ONLY
AT 1kHz
+
R
S
R
S
UNMATCHED SOURCE RESISTANCE (
)
1
T
H
10
100
3
1k
10k
LT1028/1128 TPC05
1
0.1
V
S
= ±15V
T
A
= 25°C
3k
10
30
100 300
AT 10Hz
2 R
S
NOISE ONLY
AT 1kHz
R
S
TIME (SEC)
0
80
LT1028/1128 TPC07
20
40
60
100
10nV
V
S
= ±15V
T
A
= 25°C
FREQUENCY (Hz)
10
0.1
C
H
1
10
100
100
1k
10k
LT1028/1128 TPC06
MAXIMUM
TYPICAL
1/f CORNER = 800Hz
1/f CORNER = 250Hz
0.6
0
N
20
60
80
100
1.0
1.4
1.8
180
LT1020/1120 TPC01
40
0.8
VOLTAGE NOISE DENSITY (nV/
Hz)
1.2
120
140
160
1.6
2.0
2.2
8
70
148
158
57
28
74232
2
2
1
3
21 1
1
V
S
= ±15V
T
= 25°C
500 UNITS
MEASURED
FROM 4 RUNS
VERTICAL SCALE = 0.5
μ
V/DIV
HORIZONTAL SCALE = 0.5ms/DIV
相關(guān)PDF資料
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