Automotive, high-efficiency, quad-channel, 3/1, reinforced digital isolator with integrated power
Product details
Parameters
Package | Pins | Size
Features
- 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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View all 7 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 |
User guide | Universal Digital Isolator Evaluation Module | Mar. 04, 2021 | |
More literature | UL Certification (Rev. O) | Feb. 03, 2021 | |
White paper | Improve Your System Performance by Replacing Optocouplers with Digital Isolators (Rev. A) | Dec. 07, 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
For additional terms or required resources, click any title below to view the detail page where available.Hardware development
ISOW7841EVM
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
Design tools & simulation
SLLM338.ZIP (31 KB) - IBIS Model
CAD/CAE symbols
Package | Pins | Download |
---|---|---|
SOIC (DWE) | 16 | View options |
Ordering & quality
Information included:
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- REACH
- Device marking
- Lead finish/Ball material
- MSL rating/Peak reflow
- MTBF/FIT estimates
- Material content
- Qualification summary
- Ongoing reliability monitoring
Support & training
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