參數(shù)資料
型號(hào): LT1028AC
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): 9/20頁(yè)
文件大?。?/td> 439K
代理商: LT1028AC
9
LT1028/LT1128
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
LT1128
Total Harmonic Distortion vs
Closed-Loop Gain
Common-Mode Limit Over
Temperature
LT1028
Total Harmonic Distortion vs
Frequency and Load Resistance
FREQUENCY (Hz)
10
80
100
120
10k
1M
LT1028/1128 TPC38
60
40
100
1k
100k
10M
20
0
C
140
V
S
= ±15V
T
A
= 25°C
LT1128
LT1028
Common-Mode Rejection Ratio
vs Frequency
Power Supply Rejection Ratio
vs Frequency
FREQUENCY (Hz)
10k
0.1
1.0
10
100k
1M
LT1028/1128 TPC42
N
H
High Frequency Voltage Noise
vs Frequency
LT1028
Total Harmonic Distortion vs
Closed-Loop Gain
FREQUENCY (Hz)
0.1
P
80
100
120
10M
LT1028/1128 TPC39
60
40
0
10
1k
100k
20
160
140
1M
1
100
10k
V
S
= ±15V
T
A
= 25°C
NEGATIVE
SUPPLY
POSITIVE
SUPPLY
LT1128
Total Harmonic Distortion vs
Frequency and Load Resistance
TEMPERATURE (°C)
–50
V
C
R
1
3
4
V
+
–3
0
50
75
LT1028/1128 TPC37
2
–2
–1
–4
–25
25
100
125
V
S
= ±5V
V
S
= ±5V TO ±15V
V
S
= ±15V
CLOSED LOOP GAIN
0.001
T
0.01
10
1k
10k
100k
LT1028/1128 TPC41
0.0001
100
0.1
V
= 20V
P-P
f = 1kHz
V
S
= ±15V
T
A
= 25°C
R
L
= 10k
NON-INVERTING
GAIN
INVERTING
GAIN
MEASURED
EXTRAPOLATED
CLOSED LOOP GAIN
0.001
T
0.01
10
1k
10k
100k
LT1028/1128 TPC44
0.0001
100
0.1
V
= 20V
P-P
f = 1kHz
V
S
=
±
15V
T
A
= 25
°
C
R
L
= 10k
NON-INVERTING
GAIN
INVERTING
GAIN
MEASURED
EXTRAPOLATED
FREQUENCY (kHz)
1
0.001
T
0.01
0.1
10
100
LT1028/1128 TPC40
A
V
= +1000
R
L
= 600
A
V
= +1000
R
L
= 2k
A
V
= –1000
R
L
= 2k
V
O
= 20V
P-P
V
S
= ±15V
T
A
= 25°C
A
V
= +1000
R
L
= 600
FREQUENCY (kHz)
1.0
0.001
T
0.1
1.0
10
100
LT1028/1128 TPC43
0.01
A
V
= +1000
R
L
= 600
A
V
= –1000
R
L
= 2k
V
O
= 20V
P-P
V
S
= ±15V
T
A
= 25°C
A
V
= +1000
R
L
= 600
A
V
= +1000
R
L
= 2k
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