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): 15/20頁(yè)
文件大?。?/td> 439K
代理商: LT1128M
15
LT1028/LT1128
U
A
O
PPLICATI
TYPICAL
Paralleling Amplifiers to Reduce Voltage Noise
Tape Head Amplifier
1028/1128 TA07
0.1
μ
F
10
+
LT1028
OUTPUT
499
TAPE HEAD
INPUT
6
31.6k
2
3
ALL RESISTORS METAL FILM
Phono Preamplifier
1028/1128 TA06
0.1
μ
F
10
–15V
10k
+
LT1028
OUTPUT
787
15V
0.33
μ
F
100pF
47k
MAG PHONO
INPUT
4
6
7
2
3
ALL RESISTORS METAL FILM
Low Noise, Wide Bandwidth Instrumentation Amplifier
Gyro Pick-Off Amplifier
1028/1128 TA08
10
+
LT1028
OUTPUT
820
+INPUT
68pF
10k
50
68pF
820
+
LT1028
–INPUT
+
LT1028
300
300
10k
GAIN = 1000, BANDWIDTH = 1MHz
INPUT REFERRED NOISE = 1.5nV/
Hz AT 1kHz
WIDEBAND NOISE –DC to 1MHz = 3
μ
V
RMS
IF BW LIMITED TO DC TO 100kHz = 0.55
μ
V
RMS
1028/1128 TA09
100
OUTPUT TO SYNC
DEMODULATOR
1k
+
LT1028
SINE
DRIVE
GYRO TYPICAL–
NORTHROP CORP.
GR-F5AH7-5B
1028/1128 TA03
+
1.5k
A1
LT1028
470
OUTPUT
+
7.5
4.7k
+
1.5k
470
7.5
+
1.5k
470
7.5
A2
LT1028
LTAn
LT1028
×
200
0.9
n
1.ASSUME VOLTAGE NOISE OF LT1028 AND 7.5
SOURCE RESISTOR = 0.9nV/
Hz.
2.GAIN WITH n LT1028s IN PARALLEL = n
×
200.
3.OUTPUT NOISE =
n
×
200
×
0.9nV/
Hz.
4.NPUT REFERRED NOISE = OUn
Hz.
5.NOISE CURRENT AT INPUT INCREASES
n TIMES.
6.F n = 5, GAIN = 1000, BANDWIDTH = 1MHz, RMS NOISE, DC TO 1MHz = 2
μ
V.
μ
V
5
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