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LF412C PDF预览

LF412C

更新时间: 2024-09-20 22:47:11
品牌 Logo 应用领域
德州仪器 - TI 运算放大器输入元件
页数 文件大小 规格书
3页 49K
描述
DUAL JFET-INPUT OPERATIONAL AMPLIFIER

LF412C 数据手册

 浏览型号LF412C的Datasheet PDF文件第2页浏览型号LF412C的Datasheet PDF文件第3页 
LF412C  
DUAL JFET-INPUT OPERATIONAL AMPLIFIER  
SLOS010B – MARCH 1987 – REVISED AUGUST 1994  
D OR P PACKAGE  
(TOP VIEW)  
Low Input Bias Current . . . 50 pA Typ  
Low Input Noise Current  
0.01 pA/Hz Typ  
1OUT  
1IN –  
1IN+  
1
2
3
4
8
7
6
5
V
CC+  
Low Supply Current . . . 4.5 mA Typ  
2OUT  
2IN–  
2IN+  
12  
High Input impedance . . . 10 Typ  
V
CC–  
Internally Trimmed Offset Voltage  
Wide Gain Bandwidth . . . 3 MHz Typ  
High Slew Rate . . . 13 V/µs Typ  
description  
This device is a low-cost, high-speed, JFET-input operational amplifier with very low input offset voltage and  
aspecifiedmaximuminputoffsetvoltagedrift. Itrequireslowsupplycurrentyetmaintainsalargegainbandwidth  
product and a fast slew rate. In addition, the matched high-voltage JFET input provides very low input bias and  
offset currents.  
The LF412C can be used in applications such as high-speed integrators, digital-to-analog converters,  
sample-and-hold circuits, and many other circuits.  
The LF412C is characterized for operation from 0°C to 70°C.  
symbol (each amplifier)  
IN –  
OUT  
+
IN +  
AVAILABLE OPTIONS  
PACKAGE  
V
IO  
max  
T
A
SMALL OUTLINE  
(D)  
PLASTIC DIP  
(P)  
AT 25°C  
0°C to 70°C  
3 mV  
LF412CD  
LF412CP  
The D packages are available taped and reeled. Add the suffix R to the  
device type (ie., LF412CDR).  
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)  
Supply voltage, V  
Supply voltage, V  
Differential input voltage, V  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 V  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 V  
CC+  
CC–  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±30 V  
ID  
Input voltage, V (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±15 V  
I
Duration of output short circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . unlimited  
Continuous total power dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 mW  
Operating temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C  
Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65°C to 150°C  
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260°C  
NOTE 1: Unless otherwise specified, the absolute maximum negative input voltage is equal to the negative power supply voltage.  
Copyright 1994, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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