LT1002_15 Datasheet, PDF (5/16 Pages) Linear Technology – Dual, Matched Precision Operational Amplifier

LT1002
TYPICAL PERFORMANCE CHARACTERISTICS
Distribution of Offset Voltage of
Individual Amplifiers
100
80
574 UNITS TESTED
V_S = ±15V
T_A = 25°C
60
Distribution of Offset Voltage Drift
with Temperature
(Individual Amplifiers)
70
V_S = ±15V
60
260 UNITS TESTED
50
40
Distribution of Offset Voltage
Match Drift with Temperature
35
V_S = ±15V
30
130 UNITS TESTED
25
20
40
30
15
20
10
20
10
5
0
–100 –80 –60 –40 –20 0 20 40 60 80 100
INPUT OFFSET VOLTAGE (µV)
1002 G01
Offset Voltage Drift with Temperature
of Six Representative Units
100
80
60
40 _LT1002AM
20
LT1002M
LT1002AM
0
LT1002AM
–20
LT1002M
–40
LT1002M
–60
–80
–100
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1002 G04
Long Term Stability of Four
Representative Units
10
5
0
0
–1.2
–0.8 –0.4 0 +0.4 +0.8 +1.2
INPUT OFFSET VOLTAGE DRIFT
WITH TEMPERATURE (µV/°C)
1002 G02
–1.2 –0.8 –0.4 0 +0.4 +0.8 +1.2
OFFSET VOLTAGE MATCH DRIFT
WITH TEMPERATURE (µV/°C)
1002 G03
Offset Voltage Tracking with Temperature
of Six Representative Units
100
80
V_S = ±15V
60
LT1002AM
40
20
LT1002M
LT1002AM
0
LT1002M
–20
LT1002AM
–40
–60
LT1002M
–80
–100
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1002 G04
Warm-Up Drift
5
V_S = ±15V
T_A = 25°C
4
N14 PLASTIC PACKGE
3
J14 HERMETIC DIP PACKGE
2
1
0
0
1
2
3
4
5
TIME AFTER POWER ON –
BOTH AMPLIFIERS (MINUTES)
1002 G06
0.1Hz to 10Hz Noise
Noise Spectrum
100
10
T_A = 25°C
V_S = ±3 TO ±18V
30
1/f CORNER
3
4Hz
VOLTAGE
10
1
–5
–10
0
1
2
3
4
5
TIME (MONTHS)
1001 G07
3
1
0
2
4
6
8
10
1
TIME (SECONDS)
1001 G08
1/f CORNER
70Hz
0.3
CURRENT
10
100
FREQUENCY (Hz)
0.1
1000
1002 G09
1002fb
5