参数资料
型号: LT1128CS8#TRPBF
厂商: Linear Technology
文件页数: 25/28页
文件大小: 0K
描述: IC OP-AMP LOW NOISE SNGL 8-SOIC
标准包装: 2,500
放大器类型: 通用
电路数: 1
转换速率: 6 V/µs
增益带宽积: 20MHz
电流 - 输入偏压: 30nA
电压 - 输入偏移: 20µV
电流 - 电源: 7.6mA
电压 - 电源,单路/双路(±): ±4 V ~ 18 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
LT1028/LT1128
6
1028fb
Typical perForMance characTerisTics
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
Voltage Noise vs Temperature
0.1Hz to 10Hz Voltage Noise
Wideband Noise, DC to 20kHz
Wideband Voltage Noise
(0.1Hz to Frequency Indicated)
0.6
0
NUMBER
OF
UNITS
20
60
80
100
1.0
1.4
1.8
180
1028 G01
40
0.8
1.2
120
140
160
1.6
2.0 2.2
8
70
148
158
57
28
7 4232 2 2
1
3 2 1 1 1
VS = ±15V
TA = 25°C
500 UNITS
MEASURED
FROM 4 RUNS
VOLTAGE NOISE DENSITY (nV/√Hz)
1028 G02
VERTICAL SCALE = 0.5V/DIV
HORIZONTAL SCALE = 0.5ms/DIV
BANDWIDTH (Hz)
100
RMS
VOLTAGE
NOISE
(V)
0.1
1
100k
1M
10M
1028 G03
0.01
10
10k
1k
VS = ±15V
TA = 25°C
MATCHED SOURCE RESISTANCE ()
1
TOTAL
NOISE
DENSITY
(nV/√
Hz
)
10
100
3
1k
10k
1028 G04
1
0.1
VS = ±15V
TA = 25°C
10
30 100 300
3k
AT 10Hz
2 RS NOISE ONLY
AT 1kHz
+
RS
UNMATCHED SOURCE RESISTANCE ()
1
TOTAL
NOISE
DENSITY
(nV/√
Hz
)
10
100
3
1k
10k
1028 G05
1
0.1
VS = ±15V
TA = 25°C
10
30 100 300
3k
AT 10Hz
2 RS NOISE ONLY
AT 1kHz
RS
FREQUENCY (Hz)
10
0.1
CURRENT
NOISE
DENSITY
(pA/√
Hz
)
1
10
100
1k
10k
1028 G06
MAXIMUM
TYPICAL
1/f CORNER = 800Hz
1/f CORNER = 250Hz
TIME (SEC)
0
8
1028 G07
2
4
6
10
10nV
VS = ±15V
TA = 25°C
TIME (SEC)
0
80
1028 G08
20
40
60
100
10nV
VS = ±15V
TA = 25°C
TEMPERATURE (°C)
–50
0
RMS
VOLTAGE
DENSITY
(nV/√
Hz
)
0.8
2.0
0
50
75
1028 G09
O.4
1.6
1.2
–25
25
100 125
VS = ±15V
AT 10Hz
AT 1kHz
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