LT1056_15 Datasheet, PDF (8/16 Pages) Linear Technology – Precision, High Speed, JFET Input Operational Amplifiers

LT1055/LT1056
TYPICAL PERFORMANCE CHARACTERISTICS
LT1055 Settling Time
10
2mV
10mV
5
0.5mV
5mV 1mV
0
5mV 2mV
–5
–10
0
10mV
1mV 0.5mV
V_S = ±15V
T_A = 25°C
1
2
3
SETTLING TIME (µS)
LT1055/56 G19
Common Mode and Power Supply
Rejections vs Temperature
120
V_S = ±10V TO ±17V FOR PSRR
V_S = ±15V, V_CM = ±10.5V FOR CMRR
110
PSRR
CMRR
100
90
–25
25
75
125
TEMPERATURE (˚C)
LT1055/56 G22
Supply Current vs Supply Voltage
8
6
T_A = – 55°C
LT1056
4 ^25°C
T_A = 125°C
LT1055 ^{TA = – 55°C}
25°C
2
T_A = 125°C
0
0
±5
±10
±15
±20
SUPPLY VOLTAGE (V)
LT1055/56 G25
LT1056 Settling Time
10
10mV
2mV
5
0.5mV
5mV 1mV
0
5mV
V_S = ±15V
T_A = 25°C
–5
10mV
2mV 1mV 0.5mV
–10
0
1
2
SETTLING TIME (µS)
3
LT1055/56 G20
Common Mode Rejection Ratio
vs Frequency
120
V_S = ±15V
T_A = 25°C
100
80
60
40
20
0
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
LT1055/56 G23
Output Swing vs Load Resistance
15
12 ^TA ^{= – 55°C}
9
6
T_A = –25°C
3 T_A = –125°C
0
–3
–6
T_A = –25°C
V_S = ±15V
–9
–12 ^{TA = – 55°C}
T_A = –125°C
–15
0.1
0.3
1
3
10
LOAD RESISTANCE (kΩ)
LT1055/56 G26
8
Common Mode Range vs
Temperature
15
14
13
12
11
±10 ≈
≈
–11
–12
–13
–14
V_S = ±15V
–15
–50
0
50
100
TEMPERATURE (°C)
LT1055/56 G21
Power Supply Rejection Ratio vs
Frequency
140
T_A = 25°C
120
100
80
NEGATIVE
60
SUPPLY
40
POSITIVE
SUPPLY
20
0
10 100
1k 10k 100k
FREQUENCY (Hz)
1M 10M
LT1055/56 G24
Short-Circuit Current vs Time
50
40
T_A = – 55°C
T_A = 25°C
30
T_A = 125°C
20
10
0 V_S = ±15V
–10
–20
–30
SINKING
T_A = 125°C
T_A = 25°C
–40
–50
0
T_A = – 55°C
1
2
3
TIME FROM OUTPUT SHORT TO GROUND
(MINUTES)
LT1055/56 G27
10556fc