LMR344FJ

更新时间： 2024-10-01 11:07:03

品牌	Logo	应用领域
罗姆 - ROHM		电池放大器驱动运算放大器放大器电路传感器
页数	文件大小	规格书
7页	319K
描述
LMR344FJ是输入接地检测、输出全振幅的CMOS运算放大器。LMR341G/LMR342xxx/LMR344xxx具有低电压工作、低消耗电流的特点，是适用于传感器放大器、电池驱动设备、电池监视、语音用音频前置放大器用途的运算放大器。LMR341G带关断功能。

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LMR344FJ 数据手册

Datasheet

Operational Amplifiers

Low Supply Current

Ground Sense Operational Amplifiers

LMR341G

●Key Specifications

●General Description

 Low Operating Supply Voltage (single supply):

LMR341G is single CMOS Op-Amp with shutdown

function, low supply voltage operation and output full

swing. There are suitable for battery equipment.

MOS-FET input stage provide low input bias current. It is

capable to use for sensor applications.

+2.7V to +5.0V

 High voltage gain (RL=2KΩ):

 Wide Temperature Range:

 Turn on time from shutdown:

 Low Input Offset Voltage:

 Low Input Bias Current:

103dB(Typ.)

-40°C to +85°C

15μs (Typ.)

4mV (Max.)

1pA (Typ.)

●Features

 Low operating supply voltage

 Input Ground Sense, Output Full Swing

 High large signal voltage gain

 Low input bias current

 Low supply current

●Package

W(Typ.) xD(Typ.) xH(Max.)

2.90mm x 2.80mm x 1.25mm

SSOP6

 Low input offset voltage

 Shutdown function

●Applications

 Customer electronics

 Buffer

 Active filter

 Mobile equipment

 Battery equipment

●Simplified Schematic

VDD

BIAS1

+IN

-IN

Class AB

Control

OUT

Shutdown

Control

SHDN

VSS

BIAS

Figure 1. Simplified Schematic

○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays.

www.rohm.com

TSZ22111･14･001

TSZ02201-0RAR1G200610-1-2

8.FEB.2013 Rev.001

1/18

12 3 4 5 6 7

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