5
LT1457
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
FREQUENCY (Hz)
0
20
40
60
100
80
120
CMRR
(dB)
10M
LT1457 TPC10
10
100
1k
10k
1M
100k
VS = ±15V
TA = 25°C
Gain, Phase vs Frequency
FREQUENCY (MHz)
–15
20
15
10
5
0
–5
–10
100
80
60
40
20
0
–20
25
VOLTAGE
GAIN
(dB)
PHASE
MARGIN
(DEG)
10
LT1457 TPC16
0.1
1.0
VS = ±15V
TA = 25°C
PHASE MARGIN = 80
°, CL = 10pF
PHASE MARGIN = 51
°, CL = 1000pF
CL = 10pF
GAIN
PHASE
CL = 1000pF
TEMPERATURE (
°C)
2
4
6
8
10
2.5
2.0
1.5
1.0
SLEW
RATE
(V/
s)
GBW
(MHz)
100
LT1457 TPC18
–50
–25
0
255075
GBW
VS = ±15V
SLEW FALL
SLEW RISE
TEMPERATURE (
°C)
90
100
110
120
CMRR,
PSRR
(dB)
100
LT1457 TPC12
–50
–25
0
75
25
50
VS = ±5V TO ±17V FOR PSRR
VS = ±15V, VCM = ±10.5V FOR CMRR
PSRR
CMRR
Undistorted Output Swing vs
Frequency
FREQUENCY (Hz)
0
6
18
12
24
30
PEAK
TO
PEAK
OUTPUT
SWING
(V)
10M
LT11457 TPC17
10k
100k
1M
VS = ±15V
TA = 25°C
TEMPERATURE (
°C)
–15
–13
–11
11
13
–14
–12
±10
12
14
15
COMMON
-MODE
RANGE
(V)
100
LT1457 TPC11
– 50
– 25
0
25
75
50
VS = ±15V
Common-Mode Rejection Ratio
vs Frequency
Common-Mode Range vs
Temperature
Common-Mode and Power Supply
Rejections vs Temperature
TIME FROM OUTPUT SHORT TO GROUND (MINUTES)
–50
–30
–10
10
30
–40
–20
0
20
40
50
SHORT-
CIRCUIT
CURRENT
(mA)
LT1457 TPC15
01
3
2
VS = ±15V
TA = –40°C
TA = 85°C
TA = 25°C
TA = 85°C
TA = –40°C
TA = 25°C
Short-Circuit Current vs Time
(One Output Shorted to Ground)
Supply Current vs Temperature
TEMPERATURE (
°C)
0
1
2
3
SUPPLY
CURRENT
PER
AMPLIFIER
(mA)
100
LT1457 TPC14
–50
–25
0
75
25
50
VS = ±5V
VS = ±15V
Slew Rate, Gain-Bandwidth
Product vs Temperature
FREQUENCY (Hz)
0
40
20
60
80
120
100
140
PSRR
(dB)
10M
LT1457 TPC13
10
100
1k
10k
1M
100k
TA = 25°C
POSITIVE
SUPPLY
NEGATIVE
SUPPLY
Power Supply Rejection Ratio
vs Frequency