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INA233 - Bidirectional Current and Power Monitor

Description

The INA233 device is a current, voltage, and power monitor with an I2C-, SMBus-, and PMBus-compatible interface that is compliant with digital bus voltages from 1.8V to 5.0V.

The device monitors and reports values for current, voltage, and power.

Features

  • Senses Bus Voltages From 0V to 36V.
  • High-Side or Low-Side Sensing.
  • Reports Current, Voltage, and Power.
  • Integrated Power Accumulator for Energy and Average Power Monitoring.
  • High Accuracy:.
  • 0.1% Gain Error (Max).
  • 10µV Offset (Max).
  • Configurable Averaging Options.
  • Independent Alert Limits for Current, Bus Voltage, and Power.
  • 1.8V Compliant I2C, SMBus, PMBus Interface.
  • 16 Programmable Addresses.

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Full PDF Text Transcription

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INA233 SBOS790A – APRIL 2017 – REVISED MARCH 2025 INA233 36V, 16-Bit, Ultra-Precise I2C and PMBus Output Current, Voltage, Power, and Energy Monitor With Alert 1 Features • Senses Bus Voltages From 0V to 36V • High-Side or Low-Side Sensing • Reports Current, Voltage, and Power • Integrated Power Accumulator for Energy and Average Power Monitoring • High Accuracy: – 0.1% Gain Error (Max) – 10µV Offset (Max) • Configurable Averaging Options • Independent Alert Limits for Current, Bus Voltage, and Power • 1.8V Compliant I2C, SMBus, PMBus Interface • 16 Programmable Addresses • Operates From a 2.7V to 5.
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