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MAX9922 - High-Side Current-Sense Amplifiers

General Description

The MAX9922/MAX9923 ultra-precision, high-side current-sense amplifiers feature ultra-low offset voltage (VOS) of 25µV (max) and laser-trimmed gain accuracy better than 0.5%.

Key Features

  • Ultra-Precision VOS Over Temperature MAX9922: ±10µV (max) MAX9923T: ±25µV (max) MAX9923H: ±20µV (max) MAX9923F: ±10µV (max).
  • ±0.5% (max) Full-Scale Gain Accuracy.
  • Bidirectional or Unidirectional ISENSE.
  • Multiple Gains Available Adjustable (MAX9922) +25V/V (MAX9923T) +100V/V (MAX9923H) +250V/V (MAX9923F).
  • 1.9V to 28V Input Common-Mode Voltage, Independent of VDD.
  • Supply Voltage: +2.85V to +5.5V.
  • 700µA Supply Current, 1µA Shutdown Cur.

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Other Datasheets by Maxim Integrated (now Analog Devices)

Part Number Description
MAX9920 Current-Sense Amplifiers
MAX9921 2-Wire Hall-Effect Sensor Interface
MAX9923 High-Side Current-Sense Amplifiers
MAX9924 Variable Reluctance Sensor Interfaces
MAX9925 Variable Reluctance Sensor Interfaces

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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19-4429; Rev 0; 3/09 KIT ATION EVALU E L B AVAILA Ultra-Precision, High-Side Current-Sense Amplifiers Features ♦ Ultra-Precision VOS Over Temperature MAX9922: ±10µV (max) MAX9923T: ±25µV (max) MAX9923H: ±20µV (max) MAX9923F: ±10µV (max) ♦ ±0.5% (max) Full-Scale Gain Accuracy ♦ Bidirectional or Unidirectional ISENSE ♦ Multiple Gains Available Adjustable (MAX9922) +25V/V (MAX9923T) +100V/V (MAX9923H) +250V/V (MAX9923F) ♦ 1.9V to 28V Input Common-Mode Voltage, Independent of VDD ♦ Supply Voltage: +2.85V to +5.5V ♦ 700µA Supply Current, 1µA Shutdown Current ♦ Extended Temperature Range (-40°C to +85°C) ♦ Available in Space-Saving 10-Pin µMAX www.datasheet4u.