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LF412CN 参数 Datasheet PDF下载

LF412CN图片预览
型号: LF412CN
PDF下载: 下载PDF文件 查看货源
内容描述: LF412低失调,低漂移双JFET输入运算放大器 [LF412 Low Offset, Low Drift Dual JFET Input Operational Amplifier]
分类和应用: 运算放大器
文件页数/大小: 16 页 / 1315 K
品牌: TI [ TEXAS INSTRUMENTS ]
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H Package  
N Package  
Absolute Maximum Ratings (Note 2)  
If Military/Aerospace specified devices are required,  
please contact the National Semiconductor Sales Office/  
Distributors for availability and specifications.  
Power Dissipation  
(Note 12)  
Tj max  
(Note 5)  
150°C  
670 mW  
115°C  
152°C/W  
(Note 6)  
115°C/W  
(Note 6)  
θ
jA (Typical)  
(Note 11)  
Operating Temp. Range  
Storage Temp.  
LF412A  
±22V  
±38V  
LF412  
±18V  
±30V  
−65°CTA150° −65°CTA150°  
Supply Voltage  
C
C
Differential Input Voltage  
Input voltage Range  
(Note 3)  
Output Short Circuit  
Duration (Note 4)  
Range  
Lead Temp.  
±19V  
±15V  
(Soldering, 10 sec.)  
ESD Tolerance  
(Note 13)  
260°C  
1700V  
260°C  
1700V  
Continuous Continuous  
DC Electrical Characteristics  
(Note 7)  
Symbol  
Parameter  
Conditions  
LF412A  
LF412  
Typ  
Units  
Min  
Typ  
Max Min  
Max  
VOS  
Input Offset Voltage  
0.5  
1.0  
10  
1.0  
3.0  
mV  
RS=10 kΩ, TA=25°C  
Average TC of Input  
Offset Voltage  
ΔVOST  
RS=10 kΩ (Note 8)  
7
7
20  
μV/°C  
IOS  
Input Offset Current  
VS=±15V  
Tj=25°C  
Tj=70°C  
Tj=125°C  
Tj=25°C  
Tj=70°C  
Tj=125°C  
25  
100  
2
25  
100  
2
pA  
nA  
nA  
pA  
nA  
nA  
(Note 7, Note 9)  
25  
200  
4
25  
200  
4
IB  
Input Bias Current  
VS=±15V  
50  
50  
(Note 7, Note 9)  
50  
50  
RIN  
Input Resistance  
Large Signal Voltage  
Gain  
Tj=25°C  
1012  
200  
1012  
200  
Ω
AVOL  
VS=±15V, VO=±10V,  
RL=2k, TA=25°C  
Over Temperature  
VS=±15V, RL=10k  
50  
25  
V/mV  
25  
200  
±13.5  
+19.5  
−16.5  
100  
15  
200  
±13.5  
+14.5  
−11.5  
100  
V/mV  
V
VO  
Output Voltage Swing  
Input Common-Mode  
Voltage Range  
±12  
±16  
±12  
±11  
VCM  
V
V
CMRR  
Common-Mode  
80  
80  
70  
70  
dB  
RS10k  
Rejection Ratio  
Supply Voltage  
Rejection Ratio  
Supply Current  
PSRR  
IS  
(Note 10)  
100  
3.6  
100  
3.6  
dB  
5.6  
6.5  
mA  
VO = 0V, RL = ∞  
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)  
LF412A  
Typ  
LF412  
Typ  
Symbol  
Parameter  
Conditions  
Units  
Min  
Max  
Min  
Max  
Amplifier to Amplifier  
Coupling  
TA=25°C, f=1 Hz-20 kHz  
(Input Referred)  
−120  
−120  
dB  
SR  
GBW  
Slew Rate  
VS=±15V, TA=25°C  
VS=±15V, TA=25°C  
10  
3
15  
4
8
15  
4
V/μs  
MHz  
Gain-Bandwidth Product  
2.7  
3
www.national.com  
 
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