INA240 Datasheet PDF (Ultra-Precise Current Sense Amplifier)

INA240 - Ultra-Precise Current Sense Amplifier

Description

The INA240 device is a voltage-output, current-sense amplifier with enhanced PWM rejection that can sense drops across shunt resistors over a wide common-mode voltage range from

4 V to 80 V, independent of the supply voltage.

Features

Enhanced PWM Rejection.
Excellent CMRR:.
132-dB DC CMRR.
93-dB AC CMRR at 50 kHz.
Wide Common-Mode Range:.
4 V to 80 V.
Accuracy:.
Gain:.
Gain Error: 0.20% (Maximum).
Gain Drift: 2.5 ppm/°C (Maximum).
Offset:.
Offset Voltage: ±25 μV (Maximum).
Offset Drift: 250 nV/°C (Maximum).
Available Gains:.
INA240A1: 20 V/V.
INA240A2: 50 V/V.
INA240A3: 100.

Datasheet Details

Part number	INA240
Manufacturer	Texas Instruments
File Size	1.83 MB
Description	Ultra-Precise Current Sense Amplifier
Datasheet	INA240 Datasheet
Additional preview pages of the INA240 datasheet.

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Full PDF Text Transcription

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INA240 SBOS662C – JULY 2016 – REVISED DECEMBER 2021 INA240 –4-V to 80-V, Bidirectional, Ultra-Precise Current Sense Amplifier With Enhanced PWM Rejection 1 Features • Enhanced PWM Rejection • Excellent CMRR: – 132-dB DC CMRR – 93-dB AC CMRR at 50 kHz • Wide Common-Mode Range: –4 V to 80 V • Accuracy: – Gain: • Gain Error: 0.20% (Maximum) • Gain Drift: 2.5 ppm/°C (Maximum) – Offset: • Offset Voltage: ±25 μV (Maximum) • Offset Drift: 250 nV/°C (Maximum) • Available Gains: – INA240A1: 20 V/V – INA240A2: 50 V/V – INA240A3: 100 V/V – INA240A4: 200 V/V • Quiescent Current: 2.4 mA (Maximum) 2 Applications • Motor Controls • Solenoid and Valve Controls • Power Management • Actuator Controls • Pressure Regulators • Telecom Equipment Supply (2.7 V to 5.

Published: May 19, 2023 |