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LTC2945 - Wide Range I2C Power Monitor

General Description

The LTC®2945 is a rail-to-rail system monitor that measures current, voltage, and power.

Key Features

  • n Rail-to-Rail Input Range: 0V to 80V n Wide Input Supply Range: 2.7V to 80V n Shunt Regulator for Supplies >80V n Δ∑ ADC with less than ±0.75% Total Unadjusted Error n 12-Bit Resolution for Current and Voltages n Internal Multiplier Calculates 24-Bit Power Value n Stores Minimum and Maximum Values n Alerts When Limits Exceeded n Additional ADC Input Monitors an External Voltage n Continuous Scan and Snapshot Modes n Shutdown Mode with IQ < 80µA n Split SDA for Opto-Isolation n Avai.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LTC2945 Wide Range I2C Power Monitor FEATURES n Rail-to-Rail Input Range: 0V to 80V n Wide Input Supply Range: 2.7V to 80V n Shunt Regulator for Supplies >80V n Δ∑ ADC with less than ±0.75% Total Unadjusted Error n 12-Bit Resolution for Current and Voltages n Internal Multiplier Calculates 24-Bit Power Value n Stores Minimum and Maximum Values n Alerts When Limits Exceeded n Additional ADC Input Monitors an External Voltage n Continuous Scan and Snapshot Modes n Shutdown Mode with IQ < 80µA n Split SDA for Opto-Isolation n Available in 12-Lead 3mm × 3mm QFN and MSOP Packages APPLICATIONS n Telecom Infrastructure n Industrial n Automotive n Consumer DESCRIPTION The LTC®2945 is a rail-to-rail system monitor that measures current, voltage, and power.