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INA828 - Precision Instrumentation Amplifier

Description

The INA828 is a high-precision instrumentation amplifier that offers low power consumption and operates over a very wide single- or dual-supply range.

A single external resistor sets any gain from 1 to 1000.

Features

  • 1 Precision Instrumentation Amplifier Evolution:.
  • Second Generation: INA828.
  • First Generation: INA128.
  • Low Offset Voltage: 50 µV, MAX.
  • Gain Drift: 5 ppm/°C (G = 1), 50 ppm/°C (G > 1).
  • Noise: 7 nV/√Hz.
  • Bandwidth: 2 MHz (G = 1), 260 kHz (G = 100).
  • Stable with 1-nF Capacitive Loads.
  • Inputs Protected Up to ±40 V.
  • Common-Mode Rejection:.
  • 110 dB, MIN (G = 10).
  • Power-Supply Rejection: 100 dB, MIN.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design INA828 SBOS792A – AUGUST 2017 – REVISED JANUARY 2018 INA828 50-µV Offset, 7-nV/√Hz Noise, Low-Power, Precision Instrumentation Amplifier 1 Features •1 Precision Instrumentation Amplifier Evolution: – Second Generation: INA828 – First Generation: INA128 • Low Offset Voltage: 50 µV, MAX • Gain Drift: 5 ppm/°C (G = 1), 50 ppm/°C (G > 1) • Noise: 7 nV/√Hz • Bandwidth: 2 MHz (G = 1), 260 kHz (G = 100) • Stable with 1-nF Capacitive Loads • Inputs Protected Up to ±40 V • Common-Mode Rejection: – 110 dB, MIN (G = 10) • Power-Supply Rejection: 100 dB, MIN (G = 1) • Supply Current: 650 µA, MAX • Supply Range: – Single Supply: 4.5 V to 36 V – Dual Supply: ±2.
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