Detalles del producto

Rating Catalog Integrated isolated power No Isolation rating Reinforced Number of channels 3 Forward/reverse channels 2 forward / 1 reverse Default output High, Low Data rate (max) (Mbps) 100 Protocols GPIO, General purpose, PWM, UART Surge isolation voltage (VIOSM) (VPK) 12800 Transient isolation voltage (VIOTM) (VPK) 8000 Withstand isolation voltage (VISO) (Vrms) 5700 CMTI (min) (V/µs) 85000 Operating temperature range (°C) -55 to 125 Supply voltage (max) (V) 5.5 Supply voltage (min) (V) 2.25 Propagation delay time (typ) (µs) 0.0107 Current consumption per channel (DC) (typ) (mA) 1.03 Current consumption per channel (1 Mbps) (typ) (mA) 1.67 Creepage (min) (mm) 8, 14.5 Clearance (min) (mm) 8, 14.5
Rating Catalog Integrated isolated power No Isolation rating Reinforced Number of channels 3 Forward/reverse channels 2 forward / 1 reverse Default output High, Low Data rate (max) (Mbps) 100 Protocols GPIO, General purpose, PWM, UART Surge isolation voltage (VIOSM) (VPK) 12800 Transient isolation voltage (VIOTM) (VPK) 8000 Withstand isolation voltage (VISO) (Vrms) 5700 CMTI (min) (V/µs) 85000 Operating temperature range (°C) -55 to 125 Supply voltage (max) (V) 5.5 Supply voltage (min) (V) 2.25 Propagation delay time (typ) (µs) 0.0107 Current consumption per channel (DC) (typ) (mA) 1.03 Current consumption per channel (1 Mbps) (typ) (mA) 1.67 Creepage (min) (mm) 8, 14.5 Clearance (min) (mm) 8, 14.5
SOIC (DW) 16 106.09 mm² 10.3 x 10.3 SOIC (DWW) 16 177.675 mm² 10.3 x 17.25
  • Signaling Rate: Up to 100Mbps
  • Wide Supply Range: 2.25V to 5.5V
  • 2.25V to 5.5V Level Translation
  • Wide Temperature Range: –55°C to 125°C
  • Low Power Consumption, Typical 1.7mA per Channel at 1Mbps
  • Low Propagation Delay: 11ns Typical (5V Supplies)
  • Industry leading CMTI (min): ±100kV/µs
  • Robust Electromagnetic Compatibility (EMC)
  • System-Level ESD, EFT, and Surge Immunity
  • Low Emissions
  • Isolation Barrier Life: > 40 Years
  • SOIC-16 Wide Body (DW) and Extra-Wide Body (DWW) Package Options
  • Safety-Related Certifications:
    • 8000VPK Reinforced Isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5.7kVRMS Isolation for 1 Minute per UL 1577
    • IEC 61010-1, IEC 62368-1, IEC 60601-1, and GB 4943.1 certifications

  • Signaling Rate: Up to 100Mbps
  • Wide Supply Range: 2.25V to 5.5V
  • 2.25V to 5.5V Level Translation
  • Wide Temperature Range: –55°C to 125°C
  • Low Power Consumption, Typical 1.7mA per Channel at 1Mbps
  • Low Propagation Delay: 11ns Typical (5V Supplies)
  • Industry leading CMTI (min): ±100kV/µs
  • Robust Electromagnetic Compatibility (EMC)
  • System-Level ESD, EFT, and Surge Immunity
  • Low Emissions
  • Isolation Barrier Life: > 40 Years
  • SOIC-16 Wide Body (DW) and Extra-Wide Body (DWW) Package Options
  • Safety-Related Certifications:
    • 8000VPK Reinforced Isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5.7kVRMS Isolation for 1 Minute per UL 1577
    • IEC 61010-1, IEC 62368-1, IEC 60601-1, and GB 4943.1 certifications

The ISO7831x device is a high-performance, 3-channel digital isolator with 8000VPK isolation voltage. This device has reinforced isolation certifications according to VDE, CSA, TUV and CQC. The isolator provides high electromagnetic immunity and low emissions at low power consumption, while isolating CMOS or LVCMOS digital I/Os.

Each isolation channel has a logic input and output buffer separated by silicon dioxide (SiO2) insulation barrier. This device comes with enable pins which can be used to put the respective outputs in high impedance for multi-master driving applications and to reduce power consumption. The ISO7831x device has two forward and one reverse-direction channels. If the input power or signal is lost, the default output is high for the ISO7831 device and low for the ISO7831F device. See for further details.

Used in conjunction with isolated power supplies, this device helps prevent noise currents on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. Through remarkable chip design and layout techniques, electromagnetic compatibility of ISO7831x has been significantly enhanced to ease system-level ESD, EFT, surge, and emissions compliance. ISO7831x is available in a 16-pin SOIC wide-body (DW) and extra-wide body (DWW) packages.

The ISO7831x device is a high-performance, 3-channel digital isolator with 8000VPK isolation voltage. This device has reinforced isolation certifications according to VDE, CSA, TUV and CQC. The isolator provides high electromagnetic immunity and low emissions at low power consumption, while isolating CMOS or LVCMOS digital I/Os.

Each isolation channel has a logic input and output buffer separated by silicon dioxide (SiO2) insulation barrier. This device comes with enable pins which can be used to put the respective outputs in high impedance for multi-master driving applications and to reduce power consumption. The ISO7831x device has two forward and one reverse-direction channels. If the input power or signal is lost, the default output is high for the ISO7831 device and low for the ISO7831F device. See for further details.

Used in conjunction with isolated power supplies, this device helps prevent noise currents on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. Through remarkable chip design and layout techniques, electromagnetic compatibility of ISO7831x has been significantly enhanced to ease system-level ESD, EFT, surge, and emissions compliance. ISO7831x is available in a 16-pin SOIC wide-body (DW) and extra-wide body (DWW) packages.

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Documentación técnica

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* Data sheet ISO7831x High-Performance, 8000VPK Reinforced Triple Digital Isolators datasheet (Rev. C) PDF | HTML 29 jul 2025
White paper Improve Your System Performance by Replacing Optocouplers with Digital Isolators (Rev. D) PDF | HTML 07 nov 2025
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. Y) 22 sep 2025
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 6 (Rev. R) 08 sep 2025
Certificate CQC Certificate for ISOxxDWx (Rev. K) 18 ago 2025
Certificate TUV Certificate for Isolation Devices (Rev. L) 15 ago 2025
Application note Digital Isolator Design Guide (Rev. G) PDF | HTML 13 sep 2023
White paper Circuit Board Insulation Design According to IEC60664 for Motor Drive Apps PDF | HTML 31 ago 2023
Certificate CSA Certificate for ISO78xxDWx 13 mar 2023
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? 16 nov 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML 11 jun 2021
EVM User's guide Universal Digital Isolator Evaluation Module PDF | HTML 04 mar 2021
Functional safety information Isolation in AC Motor Drives: Understanding the IEC 61800-5-1 Safety Standard (Rev. A) 19 sep 2019
White paper Direct-drive configuration for GaN devices (Rev. A) 19 nov 2018
Analog Design Journal Pushing the envelope with high-performance digital-isolation technology (Rev. A) 22 ago 2018
Application brief Considerations for Selecting Digital Isolators 24 jul 2018
Functional safety information Isolation in solar power converters: Understanding the IEC62109-1 safety standar (Rev. A) 18 may 2018
Analog Design Journal How to reduce radiated emissions of digital isolators for systems with RF module 26 mar 2018
Application note Isolation Glossary (Rev. A) 19 sep 2017
Technical article Is integrated GaN changing the conventional wisdom? PDF | HTML 07 oct 2016
Analog Design Journal 4Q 2015 Analog Applications Journal 30 oct 2015
EVM User's guide ISO784xx Quad-Channel Digital Isolator EVM User Guide 17 oct 2014
White paper Understanding electromagnetic compliance tests in digital isolators 17 oct 2014
White paper High-voltage reinforced isolation: Definitions and test methodologies 16 oct 2014

Diseño y desarrollo

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Tarjeta secundaria

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Modelo de simulación

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SLLM286B.ZIP (104 KB) - IBIS Model
Modelo de simulación

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Encapsulado Pines Símbolos CAD, huellas y modelos 3D
SOIC (DW) 16 Ultra Librarian
SOIC (DWW) 16 Ultra Librarian

Pedidos y calidad

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  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
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  • Lugar de fabricación
  • Lugar de ensamblaje

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