ISOW7742

AKTIV

Verstärkter, emissionsarmer Vierkanal-2/2-Digitalisolator mit integrierter Stromversorgung und gerin

Produktdetails

Rating Catalog Isolation rating Reinforced Number of channels 4 Forward/reverse channels 2 forward / 2 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) 85 Operating temperature range (°C) -40 to 125 Type Digital isolator
Rating Catalog Isolation rating Reinforced Number of channels 4 Forward/reverse channels 2 forward / 2 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) 85 Operating temperature range (°C) -40 to 125 Type Digital isolator
SOIC (DFM) 20 132.149 mm² 12.83 x 10.3
  • 100 Mbps data rate
  • Integrated DC-DC converter with low-emissions, low-noise
    • Emission optimized to meet CISPR 32 and EN 55032 Class B with >5 dB margin on 2 layer board
    • Low frequency power converter at 25 MHz enabling low noise performance
    • Low output ripple: 24 mV
  • High efficiency output power
    • Efficiency at max load: 46%
    • Up to 0.55-W output power
    • V ISOOUT accuracy of 5%
    • 5 V to 5 V: Max available load current = 110 mA
    • 5 V to 3.3 V: Max available load current = 140 mA
    • 3.3 V to 3.3 V: Max available load current = 60 mA
  • Independent power supply for channel isolator & power converter
    • Logic supply (V IO): 1.71-V to 5.5-V
    • Power converter supply (V DD): 3-V to 5.5-V
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
  • Reinforced and Basic isolation options
  • High CMTI: 100-kV/µs (typical)
  • Safety Related Certifications:
    • VDE reinforced and basic insulation per DIN VDE V 0884-11:2017-01
    • UL 1577 component recognition program
    • IEC 62368-1, IEC 61010-1, IEC 60601-1 and GB 4943.1-2011 certifications
    • ISOW774xB devices are planned
  • Extended temperature range: –40°C to +125°C
  • 20-pin wide body SOIC package
  • 100 Mbps data rate
  • Integrated DC-DC converter with low-emissions, low-noise
    • Emission optimized to meet CISPR 32 and EN 55032 Class B with >5 dB margin on 2 layer board
    • Low frequency power converter at 25 MHz enabling low noise performance
    • Low output ripple: 24 mV
  • High efficiency output power
    • Efficiency at max load: 46%
    • Up to 0.55-W output power
    • V ISOOUT accuracy of 5%
    • 5 V to 5 V: Max available load current = 110 mA
    • 5 V to 3.3 V: Max available load current = 140 mA
    • 3.3 V to 3.3 V: Max available load current = 60 mA
  • Independent power supply for channel isolator & power converter
    • Logic supply (V IO): 1.71-V to 5.5-V
    • Power converter supply (V DD): 3-V to 5.5-V
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
  • Reinforced and Basic isolation options
  • High CMTI: 100-kV/µs (typical)
  • Safety Related Certifications:
    • VDE reinforced and basic insulation per DIN VDE V 0884-11:2017-01
    • UL 1577 component recognition program
    • IEC 62368-1, IEC 61010-1, IEC 60601-1 and GB 4943.1-2011 certifications
    • ISOW774xB devices are planned
  • Extended temperature range: –40°C to +125°C
  • 20-pin wide body SOIC package

The ISOW77xx family of devices are galvanically-isolated quad-channel digital isolator with an integrated high-efficiency power converter with low emissions. The integrated DC-DC converter provides up to 550 mW of isolated power, eliminating the need for a separate isolated power supply in space-constrained isolated designs.

The ISOW77xx family of devices are galvanically-isolated quad-channel digital isolator with an integrated high-efficiency power converter with low emissions. The integrated DC-DC converter provides up to 550 mW of isolated power, eliminating the need for a separate isolated power supply in space-constrained isolated designs.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet ISOW774x Quad-Channel Digital Isolator with Integrated Low-Emissions, Low-Noise DC-DC Converter datasheet (Rev. C) PDF | HTML 23 Mär 2022
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. S) 29 Feb 2024
Certificate CQC Certificate for ISOxxDFM (Rev. A) 27 Mär 2023
Certificate CSA Certificate for ISOW774xDFM (Rev. A) 15 Feb 2023
Certificate TUV Certificate for Isolation Devices (Rev. K) 05 Aug 2022
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 6 (Rev. P) 05 Aug 2022
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? 16 Nov 2021
Certificate ISOW-ADAPTOR-EVM EU Declaration of Conformity (DoC) 24 Jun 2021
EVM User's guide ISOW784x to ISOW774x Adaptor Evaluation Module PDF | HTML 23 Jun 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML 11 Jun 2021
Technical article 4 common questions when isolating signal and power PDF | HTML 01 Jun 2021
Application brief How to Meet CISPR 32 Radiated Emissions Limits With ISOW7741 PDF | HTML 28 Mai 2021
Application brief How to Isolate Signal and Power for I2C (Rev. B) PDF | HTML 19 Mai 2021
Application brief Signal isolators with integrated power deliver low emissions for CISPR32 PDF | HTML 17 Mär 2021
EVM User's guide ISOW774x Quad-Channel Digital Isolator with Integrated DC-DC Converter EVM 04 Nov 2020

Design und Entwicklung

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Evaluierungsplatine

ISOW7741DFMEVM — ISOW7741 Vierkanaliger Digitalisolator mit integriertem DC/DC-Wandler – Evaluierungsmodul

ISOW7741DFMEVM is an evaluaiton module used to evaluate the quad channel high-performance, 5000-VRMS reinforced quad-channel digital Isolators with integrated high-efficiency, and low-emissions DC-DC converter ISOW774x in a 20-Pin WB SOIC package (Package Code-DFM). The EVM features enough test (...)

Benutzerhandbuch: PDF
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
SOIC (DFM) 20 Ultra Librarian

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