LTC2057/LTC2057HV
Typical perForMance characTerisTics
Common Mode Rejection Ratio
vs Frequency
Input Current Noise Spectrum
0.25
0.20
0.15
0.10
0.05
0
120
100
80
60
40
20
0
A
= +11
V
V
= 30V
V
S
V
= ±2.5V
= ±±0V
= V /2
S
CM
S
V
S
0.1
1
10
100
1k
10k
100
1000
1k
10k
100k
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
2057 G19
2057 G20
Power Supply Rejection Ratio
vs Frequency
Closed Loop Gain vs Frequency
120
100
80
50
40
V
=
15V
V
V
= 30V
CM
S
L
S
A
= +100
V
R
= 10kΩ
= V /2
S
30
A
= +10
V
+PSRR
20
60
10
40
0
–PSRR
10k
20
–10
–20
–30
A
= +1
V
0
A
= –1
V
–20
100
1M
10M
1k
100k
FREQUENCY (Hz)
10M
1k
100k
10k
1M
FREQUENCY (Hz)
2057 G21
2057 G22
Gain/Phase vs Frequency
Gain/Phase vs Frequency
80
70
150
120
90
80
70
150
120
90
PHASE
PHASE
60
60
50
60
50
60
40
30
40
30
30
0
30
0
GAIN
GAIN
20
–30
–60
–90
–120
–150
–180
–210
20
–30
–60
–90
–120
–150
–180
–210
10
10
0
0
V
= 2ꢀ5V
V
= 30V
–10
–20
–30
–40
S
L
–10
–20
–30
–40
S
L
R
= 1kΩ
R
= 1kΩ
C
L
C
L
= 50pF
= 200pF
C
L
C
L
= 50pF
= 200pF
10k
1M
100k
10M
10k
1M
100k
10M
FREQUENCY (Hz)
FREQUENCY (Hz)
2057 G23
2057 G24
2057f
10
For more information www.linear.com/LTC2057
LINEAR_DIMENSIONS [ Linear Dimensions ]
