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參數資料
| 型號： | LF412 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Low Offset, Low Drift Dual JFET Input Operational Amplifier |
| 中文描述： | 低失調，低漂移雙路JFET輸入運算放大器 |
| 文件頁數： | 3/13頁 |
| 文件大小： | 565K |
| 代理商： | LF412 |
Absolute Maximum Ratings
(Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 11)
LF412A
±
22V
±
38V
LF412
±
18V
±
30V
Supply Voltage
Differential Input Voltage
Input voltage Range
(Note 3)
Output Short Circuit
Duration (Note 4)
±
19V
±
15V
Continuous
Continuous
H Package
N Package
Power Dissipation
H Package
(Note 5)
150C
152C/W
(Note 6)
65C
≤
T
A
≤
150C 65C
≤
T
A
≤
150C
N Package
670 mW
115C
115C/W
(Note 6)
(Note 12)
T
j
max
θ
jA
(Typical)
Operating Temp. Range
Storage Temp.
Range
Lead Temp.
(Soldering, 10 sec.)
ESD Tolerance
(Note 13)
260C
260C
1700V
1700V
DC Electrical Characteristics
(Note 7)
Symbol
Parameter
Conditions
LF412A
Typ
0.5
7
LF412
Typ
1.0
7
Units
Min
Max
1.0
10
Min
Max
3.0
20
V
OS
V
OS
/
T
Input Offset Voltage
Average TC of Input
Offset Voltage
Input Offset Current
R
S
=10 k
, T
A
=25C
R
S
=10 k
(Note 8)
mV
μV/C
I
OS
V
S
=
±
15V
(Notes 7, 9)
T
j
=25C
T
j
=70C
T
j
=125C
T
j
=25C
T
j
=70C
T
j
=125C
25
100
2
25
200
4
50
25
100
2
25
200
4
50
pA
nA
nA
pA
nA
nA
V/mV
I
B
Input Bias Current
V
S
=
±
15V
(Notes 7, 9)
50
50
R
IN
A
VOL
Input Resistance
Large Signal Voltage
Gain
T
j
=25C
V
S
=
±
15V, V
O
=
±
10V,
R
L
=2k, T
A
=25C
Over Temperature
V
S
=
±
15V, R
L
=10k
10
12
200
10
12
200
50
25
25
±
12
±
16
200
±
13.5
+19.5
16.5
100
15
±
12
±
11
200
±
13.5
+14.5
11.5
100
V/mV
V
V
V
dB
V
O
V
CM
Output Voltage Swing
Input Common-Mode
Voltage Range
Common-Mode
Rejection Ratio
Supply Voltage
Rejection Ratio
Supply Current
CMRR
R
S
≤
10k
80
70
PSRR
(Note 10)
80
100
70
100
dB
I
S
V
O
= 0V, R
L
=
∞
3.6
5.6
3.6
6.5
mA
Note 2:
“Absolute Maximum Ratings” indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is
functional, but do not guarantee specific performance limits.
AC Electrical Characteristics
(Note 7)
Symbol
Parameter
Conditions
LF412A
Typ
120
LF412
Typ
120
Units
Min
Max
Min
Max
Amplifier to Amplifier
Coupling
Slew Rate
Gain-Bandwidth Product
T
A
=25C, f=1 Hz-20 kHz
(Input Referred)
V
S
=
±
15V, T
A
=25C
V
S
=
±
15V, T
A
=25C
dB
SR
GBW
10
3
15
4
8
15
4
V/μs
MHz
2.7
L
www.national.com
3
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| LF4121MH/883 | 制造商:NSC 功能描述:OP AMP TO-99 Mil Spec |
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