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LMP8645 - Precision High Voltage Current Sense Amplifier

Description

The LMP8645 and the LMP8645HV devices are precision current sense amplifiers that detect small differential voltages across a sense resistor in the presence of high-input common-mode voltages.

Features

  • Typical Values, TA = 25°C.
  • High Common-Mode Voltage Range.
  • LMP8645.
  • 2 V to 42 V.
  • LMP8645HV.
  • 2 V to 76 V.
  • Supply Voltage Range 2.7 V to 12 V.
  • Gain Configurable With a Single Resistor.
  • Maximum Variable Gain Accuracy (With External Resistor) 2%.
  • Transconductance 200 μA/V.
  • Low Offset Voltage 1 mV.
  • Input Bias 12 μA.
  • PSRR 90 dB.
  • CMRR 95 dB.
  • Temperature Range.
  • 40.

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Datasheet preview – LMP8645

Datasheet Details

Part number LMP8645
Manufacturer Texas Instruments
File Size 1.62 MB
Description Precision High Voltage Current Sense Amplifier
Datasheet download datasheet LMP8645 Datasheet
Additional preview pages of the LMP8645 datasheet.

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Full PDF Text Transcription

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LMP8645, LMP8645HV SNOSB29H – NOVEMBER 2009 – REVISED MAY 2022 LMP8645, LMP8645HV Precision High Voltage Current Sense Amplifier 1 Features • Typical Values, TA = 25°C • High Common-Mode Voltage Range – LMP8645 –2 V to 42 V – LMP8645HV –2 V to 76 V • Supply Voltage Range 2.
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