Datasheet
6
LT1057/LT1058
10578fb
Input Bias and Offset Currents
vs Temperature Warm-Up Drift
Input Bias Current Over
the Common-Mode Range
AMBIENT TEMPERATURE (°C)
0
INPUT BIAS AND OFFSET CURRENT (pA)
100
300
1000
100
LT1057/1058 • TPC01
30
10
3
25
50
75
125
V
S
= ±15V
V
CM
= 0V
WARMED UP
BIAS CURRENT
OFFSET CURRENT
COMMON MODE INPUT VOLTAGE (V)
–15
–0.2
INPUT BIAS CURRENT, T
A
= 125°C (nA)
INPUT BIAS CURRENT, T
A
= 25°C TO 70°C (pA)
0
0.4
0.6
0.8
5
1.6
LT1057/1058 • TPC02
0.2
–5
–10
10
015
1.0
1.2
1.4
–20
0
40
60
80
160
20
100
120
140
V
S
= ±15V
T
A
= 125°C
T
A
= 25°C
T
A
= 70°C
TIME AFTER POWER ON (MINUTES)
0
CHANGE IN OFFSET VOLTAGE (µV)
60
80
100
4
LT1057/1058 • TPC03
40
20
0
1
2
3
5
V
S
= ± 15V
T
A
= 25°C
LT1058 N PACKAGE
LT1057 N, LT1058 J PACKAGE
LT1057 H PACKAGE
LT1057 J PACKAGE
Distribution of Offset Voltage Drift
with Temperature
(H and J Package)
Long-Term Drift of
Representative Units
Distribution of Offset Voltage Drift
with Temperature
(Plastic N Package)
Voltage Noise vs Frequency Voltage Gain vs Temperature0.1Hz to 10Hz Noise
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C)
–12
0
NUMBER OF UNITS
20
40
60
80
–6 0
6
12
LT1057/1058 • TPC04
100
120
–9 –3
3
9
1
2
4
32
70
96
112
5
2
V
S
= ±15V
LT1057H: 102 OP AMPS
LT1057J: 130 OP AMPS
LT1058J: 136 OP AMPS
368 OP AMPS
24
16
4
TIME (MONTHS)
0
OFFSET VOLTAGE CHANGE (µV)
10
30
50
4
LT1057/1058 • TPC06
–10
–30
0
20
40
–20
–40
–50
1
2
3
5
V
S
= ±15V
T
A
= 25°C
TIME (SECONDS)
0
NOISE VOLTAGE (1µV/DIV)
8
LT1057/1058 • TPC08
2
4
6
10
V
S
= ±15V
T
A
= 25°C
TEMPERATURE (°C)
–25
10
100
30
1000
300
25
75
LT1057/1058 • TPC09
VOLTAGE GAIN (V/mV)
–75
125
V
S
= ±15V
V
0
= ±10V
R
L
= 2k
R
L
= 1k
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C)
–12
0
NUMBER OF UNITS
20
40
60
80
–6 0
6
12
LT1057/1058 • TPC05
100
120
–9 –3
3
9
3
11
31
65
70
22
4
V
S
= ±15V
LT1057N: 180 OP AMPS
LT1058N: 176 OP AMPS
356 OP AMPS
27
9
60
44
5
1 UNIT EACH AT
–19, –16, –13
14, 16µV/°C
FREQUENCY (Hz)
3 10 30 100 300 1000 3000 10000
10
RMS VOLTAGE NOISE DENSITY (nV/√Hz)
30
20
1000
70
50
LT1057/1058 • TPC07
1/f CORNER = 28Hz
V
S
= ±15V
T
A
= 25°C
TYPICAL PERFOR A CE CHARACTERISTICS
UW