ISOW7841A-Q1

ACTIVE

Automotive, high voltage, 4-channel, 3/1, reinforced digital isolator with integrated power

ISOW7841A-Q1

ACTIVE

Product details

Rating Automotive Isolation rating Basic, Reinforced Number of channels 4 Forward/reverse channels 3 forward / 1 reverse Data rate (max) (Mbps) 100 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 TI functional safety category Functional Safety-Capable Type Digital isolator
Rating Automotive Isolation rating Basic, Reinforced Number of channels 4 Forward/reverse channels 3 forward / 1 reverse Data rate (max) (Mbps) 100 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 TI functional safety category Functional Safety-Capable Type Digital isolator
SO-MOD (DWE) 16 106.09 mm² (10.3 mm × 10.3 mm)
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device temperature Grade 1: –40°C to 125°C Ambient Operating Temperature
  • 100 Mbps data rate
  • Functional Safety-Capable
  • Robust isolation barrier:
    • >100-Year projected lifetime at 1 kVRMS working voltage
    • Up to 5000 VRMS isolation rating
    • Up to 10 kVPK surge capability
    • ±100 kV/µs minimum CMTI
  • Integrated high-efficiency DC-DC converter with on-chip transformer
  • 3-V to 5.5-V Wide input supply range
  • Regulated 5-V or 3.3-V output
  • Up to 0.65-W output power
  • 5 V to 5 V; 5 V to 3.3 V: Available load current ≥ 130 mA
  • 3.3 V to 3.3 V: Available load current ≥ 75 mA ; 3.3 V to 5 V: Available load current ≥ 40 mA
  • Soft-start to limit inrush current
  • Overload and short-circuit protection
  • Thermal shutdown
  • Default output: High and Low options
  • Low propagation delay: 13 ns Typ (5-V supply)
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
    • Low emissions
  • 16-pin wide SOIC package
  • Safety-related certifications:
    • 7071-VPK reinforced isolation per DIN V VDE V 0884-11:2017-01
    • 5000-VRMS isolation for 1 minute per UL 1577
    • CSA Certification per IEC 60950-1, IEC 62368-1 and IEC 60601-1 end equipment standards
    • CQC Approval per GB4943.1-2011
    • TUV Certification according to EN 60950-1 and EN 61010-1
    • All certifications are planned
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device temperature Grade 1: –40°C to 125°C Ambient Operating Temperature
  • 100 Mbps data rate
  • Functional Safety-Capable
  • Robust isolation barrier:
    • >100-Year projected lifetime at 1 kVRMS working voltage
    • Up to 5000 VRMS isolation rating
    • Up to 10 kVPK surge capability
    • ±100 kV/µs minimum CMTI
  • Integrated high-efficiency DC-DC converter with on-chip transformer
  • 3-V to 5.5-V Wide input supply range
  • Regulated 5-V or 3.3-V output
  • Up to 0.65-W output power
  • 5 V to 5 V; 5 V to 3.3 V: Available load current ≥ 130 mA
  • 3.3 V to 3.3 V: Available load current ≥ 75 mA ; 3.3 V to 5 V: Available load current ≥ 40 mA
  • Soft-start to limit inrush current
  • Overload and short-circuit protection
  • Thermal shutdown
  • Default output: High and Low options
  • Low propagation delay: 13 ns Typ (5-V supply)
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
    • Low emissions
  • 16-pin wide SOIC package
  • Safety-related certifications:
    • 7071-VPK reinforced isolation per DIN V VDE V 0884-11:2017-01
    • 5000-VRMS isolation for 1 minute per UL 1577
    • CSA Certification per IEC 60950-1, IEC 62368-1 and IEC 60601-1 end equipment standards
    • CQC Approval per GB4943.1-2011
    • TUV Certification according to EN 60950-1 and EN 61010-1
    • All certifications are planned
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet ISOW7841A-Q1 Automotive High-Performance, 5000-VRMS Reinforced Quad-Channel Digital Isolator With Integrated High-Efficiency, Low-Emissions DC-DC Converter datasheet (Rev. B) PDF | HTML Oct 16, 2020
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. AB) Jul 15, 2026
White paper Addressing High-Volt Design Challenges w/ Reliable and Affordable Isolation Tech (Rev. D) PDF | HTML May 15, 2026
Certificate TUV Certificate for Isolation Devices (Rev. M) May 7, 2026
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 6 (Rev. S) May 7, 2026
White paper Improve Your System Performance by Replacing Optocouplers with Digital Isolators (Rev. D) PDF | HTML Nov 7, 2025
Certificate CQC Certificate for ISOxxDWx (Rev. K) Aug 18, 2025
Certificate CSA Certificate for ISOW78xxDWE Feb 21, 2023
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? Nov 16, 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML Jun 11, 2021
Application brief How to Replace Optocouplers with Digital Isolators in Standard Interface Circuit (Rev. A) PDF | HTML May 19, 2021
Functional safety information ISOW7841A-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA PDF | HTML Jun 18, 2020
Application brief Solutions to meet the higher automotive isolation creepage & clearance needs Jan 13, 2020

Design & development

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Evaluation board

ISOW7841EVM — ISOW7841 quad-channel digital isolator with integrated DC/DC converter evaluation module

The ISOW7841EVM is an evaluation module (EVM) used to evaluate the ISOW7841. The ISOW7841 is a high-performance, reinforced quad-channel digital isolator with integrated DC/DC converter in a wide-body SOIC package (package code, DWE). The EVM features enough test points and jumper (...)

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ISOW7841 IBIS Model

SLLM338.ZIP (31 KB) - IBIS model
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SO-MOD (DWE) 16 Ultra Librarian

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