LMP8645 - Precision High Voltage Current Sense Amplifier

Product Overview

National

Datasheet Details

Part number	LMP8645
Manufacturer	National
File Size	428.08 KB
Description	Precision High Voltage Current Sense Amplifier
Datasheet	LMP8645 Datasheet
Additional preview pages of the LMP8645 datasheet.

Product details

Description

The LMP8645 and the LMP8645HV are precision current sense amplifiers that detect small differential voltages across a sense resistor in the presence of high input common mode voltages with a supply voltage range from 2.7V to 12V.

Features

Typical values, TA = 25°C.
High common-mode voltage range -2V to 42V.
LMP8645 -2V to 76V.
LMP8645HV 2.7V to 12V.
Supply voltage range.
Gain configurable with a single resistor.
Max variable gain accuracy (with external resistor) 2.0% 200 μA/V.
Transconductance 1 mV.
Low offset voltage 12 μA.
Input bias 90 dB.
PSRR 95 dB.
CMRR.
40°C to 125°C.
Temperature range.
6-Pin TSOT Package.

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Published: Jan 11, 2010 |