Overview

Features and Benefits

  • Internal Isolated Loop Supply Drives 1000 Ω Load
  • Pin Programmable Inputs: 0 V to +5 V or 0 V to +10 V
  • Pin Programmable Outputs: 4 to 20 mA or 0 to 20 mA
  • High CMV Isolation: 1500 V RMS
  • Normal-Mode Output Protection: 240 V RMS
  • High Accuracy
    Low Offset Tempco: ±300nA/°C
    Low Gain Tempco: ±50ppm/°C
    Low Nonlinearity: ±0.02% 
  • High CMR: 90dB min
  • Small Package: 1.0"x2.10"x0.35"
  • Meets IEEE std. 472: CMV Transient Protection (SWC)

Product Details

The 1B22 is an isolated voltage-to-current converter that incorporates transformer isolation to achieve high performance and automated surface mount manufacturing for low cost and increased reliability. Designed for industrial applications, it is especially suited for harsh environments with extremely high common mode interference. With programmable inputs and outputs, the 1B22 provides an unbeatable combination of versatility and performance in a compact plastic package.

Applications

  • Multichannel Process Control
  • D/A Converter - Current Loop Interface
  • Analog Transmitters and Controllers
  • Remote Data Acquisition System
  • Product Lifecycle icon-recommended Production

    At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.

    Design Resources

    ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.

    PCN-PDN Information

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    The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.


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