Datasheet

6
LT1462/LT1463
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Gain and Phase vs Frequency
Phase Margin vs C
LOAD
Small-Signal Response,
V
S
= ±5V, ±15V, C
L
= 1000pF
Large-Signal Response,
V
S
= ±15V
CAPACITIVE LOAD (pF)
1
PHASE MARGIN (DEG)
10000
LT1462 • TPC13
10
100
1000
80
70
60
50
40
30
20
10
0
V
S
= ±15V
T
A
= 25°C

Small-Signal Response,
V
S
= ±5V, ±15V
0V
LT1462 • TPC17
FREQUENCY (Hz)
10
OUTPUT IMEDANCE (Ω)
10k
1k
100
10
1
0.1
100k
LT1462 • TPC15
100
1k
10k
1M
V
S
= ±15V
T
A
= 25°C
A
V
= 1
C
L
= 0pF
C
L
= 10nF
C
L
= 1000pF
Power Supply Rejection Ratio vs
Frequency
Closed-Loop Output Impedance
Common Mode Rejection Ratio vs
Frequency
Common Mode and Power Supply
Rejections vs Temperature
TEMPERATURE (°C)
–75
80
CMRR, PSRR (dB)

85

90
–25 25
75
125
LT1462 • TPC14

95
–50 0
50
100
PSRR
CMRR
V
S
= ±2.5V TO ±20V FOR PSRR
V
S
= ±15V, V
CM
= –12V TO 15V FOR CMRR
FREQUENCY (kHz)
1
VOLTAGE GAIN (dB)
70
60
50
40
30
20
10
0
–10
PHASE MARGIN (DEG)
120
100
80
60
40
20
0
–20
–40
10 100 1000
LT1462 • TPC10
V
S
= ±15V
T
A
= 25°C
GAIN
PHASE
FREQUENCY (Hz)
10
COMMON MODE REJECTION RATIO (dB)
100
80
60
40
20
0
100k
LT1462 • TPC11
100
1k
10k
1M
V
S
= ±15V
T
A
= 25°C
FREQUENCY (Hz)
10
POWER SUPPLY REJECTION RATIO (dB)
120
100
80
60
40
20
0
100 1k 10k 100k
LTC1462 • TPC12
1M
NEGATIVE
SUPPLY
POSITIVE
SUPPLY
T
A
= 25°C

0V
5V/DIV
A
V
= 1 0.1ms/DIV
C
L
= 10pF
LT1462 • TPC16
20mV/DIV
A
V
= 1 5µs/DIV
C
L
= 10pF
50mV/DIV
0V
A
V
= 1 50µs/DIV
C
L
= 1000pF
LT1462 • TPC18