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ISO7731QDWRQ1 - Texas Instruments

Description: High Speed, Robust EMC Triple-Channel Digital Isolators

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ISO7731QDWRQ1 - Texas Instruments - PCB symbol
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ISO7731QDWRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G16)
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ISO7731QDWRQ1 - Texas Instruments - 3D model - Small Outline Packages - DW (R-PDSO-G16)
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ISO7731QDWRQ1 Details

  • Manufacturer Part Number:

    ISO7731QDWRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2016-12-14

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Interface IC Type:

    DIGITAL ISOLATOR

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    3

  • Number of Functions:

    3

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.25 V

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

ISO7731QDWRQ1 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a 10nF capacitor between VCC and GND for decoupling.
  • Use a shielded cable for the isolation barrier, and ensure the PCB layout is designed to minimize electromagnetic radiation. Follow the recommended layout guidelines and use a common-mode choke or ferrite bead to reduce emissions.
  • The maximum cable length depends on the specific application and the type of cable used. As a general guideline, the ISO7731QDWRQ1 can support cable lengths up to 100 meters for a 100Mbps data rate. However, it's recommended to consult the datasheet and perform tests for specific use cases.
  • Use a logic analyzer or oscilloscope to monitor the signal quality and data transmission. Check the power supply voltage, decoupling, and PCB layout for any issues. Verify the correct configuration of the device and the communication protocol used.
  • The ISO7731QDWRQ1 is rated for operation up to 125°C. However, the device's performance and reliability may degrade at higher temperatures. Ensure proper thermal management and consider using a heat sink or thermal interface material if operating in high-temperature environments.

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ISO7731QDWRQ1 Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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