參數(shù)資料
型號: LT1079AM
廠商: Linear Technology Corporation
英文描述: Micropower, Dual and Quad, Single Supply, Precision Op Amps
中文描述: 微功耗,雙核和四,單電源,精密運算放大器
文件頁數(shù): 7/20頁
文件大?。?/td> 514K
代理商: LT1079AM
7
LT1078/LT1079
TIME (SEC)
0
N
μ
V
8
LT1078/79 TPC04
2
4
6
10
CHANNEL A
CHANNEL B
T
A
= 25
°
C
V
S
=
±
2.5V
TYPICAL PERFOR
M
A
N
CE CHARACTERISTICS
Input Bias Current
vs Common Mode Voltage
Input Bias and Offset Currents
vs Temperature
Supply Current vs Temperature
TEMPERATURE (
°
C)
–50
S
μ
A
55
50
45
40
35
30
25
25
75
LT1078/79 TPC01
–25
0
50
100
125
V
S
=
±
15V
V
S
= 5V, 0V
TEMPERATURE (
°
C)
–50
B
100
50
0
–5
–6
–7
0
50
75
LT1078/79 TPC02
–25
25
100
125
I
OS
I
B
V
S
= 5V, 0V TO
±
15V
COMMON MODE VOLTAGE (V)
–1
I
0
–2
–4
–6
–8
–10
–12
0
1
2
3
LT1078/79 TPC03
4
T
A
= 125
°
C
T
A
= –55
°
C
V
S
= 5V, 0V
T
A
= 25
°
C
0.1Hz to 10Hz Noise
0.01Hz to 10Hz Noise
Noise Spectrum
TIME (SEC)
0
N
μ
V
80
LT1078/79 TPC05
20
40
60
100
CHANNEL B
T
A
= 25
°
C
V
S
=
±
2.5V
CHANNEL A
0.4
μ
V
FREQUENCY (Hz)
0.1
1
100
10
V
H
C
H
100
30
1000
300
10
1000
LT1078/79 TPC06
CURRENT
NOISE
VOLTAGE
NOISE
1/f CORNER
0.7Hz
T
A
= 25
°
C
V
S
=
±
2.5V
(AT V
=
±
15V
VOLTAGE NOISE
IS 4% LESS
CURRENT NOISE
IS UNCHANGED)
10Hz Voltage Noise Distribution
Distribution of Offset Voltage Drift
with Temperature (In All Packages
Except Surface Mount)
25
120
V
S
= 5V, 0V
V
= 0.1V
120 LT1078'S
70 LT1079'S
520 OP AMPS
Long Term Stability of Two
Representative Units (LT1078)
VOLTAGE NOISE DENSITY (nV/
Hz)
25
LT1078/79 TPC07
30
35
40
P
35
30
25
20
15
10
5
0
T
A
= 25
°
C
V
=
±
2.5V
329 OP AMPS TESTED
FROM THREE RUNS
106 LT1078'S
45 LT1079'S
TIME (MONTHS)
0
O
μ
V
1
2
3
4
LT078/79 TPC09
5
15
10
5
0
–5
–10
–15
T
A
= 25
°
C, V
S
= 5V, 0V
V
CM
= 0.1V
1A
2B
1B
2A
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (
μ
V/
°
C)
P
20
15
10
5
0
LT1078/79 TPC08
–2
–1
0
1
2
1
1
1
1
357
44
89
109
85
47
43
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