LT1128 Linear Technology Corporation, LT1128 Datasheet - Page 9

• Manufacturer Part Number: LT1128
• Description: Ultra Low Noise Precision High Speed Op Amps
• Manufacturer: Linear Technology Corporation

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