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
- Documentation available to aid functional safety system design
Robust isolation barrier:
- >100-Year projected lifetime at 1 kV_RMS working voltage
- Up to 5000 V_RMS isolation rating
- Up to 10 kV_PK 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-V_PK reinforced isolation per DIN V VDE V 0884-11:2017-01
- 5000-V_RMS 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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	Type	Title	Date
*	Datasheet	ISOW7841A-Q1 Automotive High-Performance, 5000-VRMS Reinforced Quad-Channel Digital Isolator With Integrated High-Efficiency, Low-Emissions DC-DC Converter datasheet (Rev. B)	Oct. 16, 2020
	White paper	Improve Your System Performance by Replacing Optocouplers with Digital Isolators	Oct. 12, 2020
	Application note	How to Replace Optocouplers with Digital Isolators in Standard Interface Circuit	Aug. 31, 2020
	Functional safety information	ISOW7841A-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA	Jun. 18, 2020
	Application note	Solutions to meet the higher automotive isolation creepage & clearance needs	Jan. 13, 2020

Design & development

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Hardware development

EVALUATION BOARD Download

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

ISOW7841EVM

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User guide

Description

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 (...)

Features

High-speed, robust EMC quad-channel digital isolator with integrated power of 50% efficiency
Wide supply & level translation range: 3 V to 5.5 V
High signaling rate: Up to 100 Mbps
Low propagation delay: 11 ns typical (5-V supplies)
Isolation barrier life > 25 years

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