CA-IS3820LWW

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Reinforced Dual Channel Digital Isolators

The CA-IS382X devices are high-performance dual - channel digital isolators with precise timing characteristics and low power consumption. The CA-IS382X devices provide high electromagnetic immunity and low emissions, while isolating CMOS digital I/Os. All device versions have Schmitt trigger input for high noise immunity. Each isolation channel consists of a transmitter and a receiver separated by silicon dioxide (SiO2) insulation barrier. The CA-IS382X device has one forward and one reverse-direction channels. All devices have fail-safe mode option. If the input power or signal is lost, default output is low for devices with suffix L and high for devices with suffix H.

CA-IS382X devices has high insulation capability to handle noise and surge on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. High CMTI ability promises the correct transmission of digital signal. The CA-IS382x devices are available in SOIC8/SOIC16 wide body package and SOIC16 extra wide body package. Products support insulation withstanding up to 5.7kVrms (wide body) and 7.5kVrms (extra wide body)

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  • Features

    Signal Rate

    DC to 150Mbps

    Wide Operating Supply Voltage

    2.5V to 5.5V

    Wide Operating Temperature Range

    -40°C to 125°C

    No Start-Up Initialization Required

    Default Output High and Low Options

    High Electromagnetic Immunity

    High CMTI

    ±150kV/µs (Typical)

    Low Power Consumption (Typical)

    1.5mA per Channel at 1Mbps with 5.0V Supply
    6.6mA per Channel at 100Mbps with 5.0V Supply

    Precise Timing (Typical)

    12ns Propagation Delay
    1ns Pulse Width Distortion
    2ns Propagation Delay Skew
    5ns Minimum Pulse Width

    Isolation Rating up to 5.7kVrms (wide body)

    Isolation Rating up to 7.5kVrms (extra wide body)

    ESD

    ±8kV HBM

    Isolation Barrier Life

    >40 Years

    Schmitt Trigger Inputs

    RoHS-Compliant Packages

    SOIC16 Extra Wide Body
    SOIC8 Wide Body
    SOIC16 Wide Body

  • Applications

    • Solar Inverter

    • Wind-Generated Electricity

    • High Voltage Power Storage

    • High Voltage Grid System

    • EV Charging Station

    • Medical Electronics

  • Device Information

    PART  NUMBER PACKAGE BODY SIZE(NOM)

    CA-IS3820

    CA-IS3821 

    CA-IS3822
    SOIC8-WB(G) 5.85 mm ×7.50 mm
    SOIC16-WB(W) 10.30mm ×7.50 mm
    SOIC16- WWB(WW) 10.30 mm × 14.04 mm
  • Simplified Functional Diagram

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