Blog > EEE Components > ISL71610SLHM: A Radiation-Hardened Passive-Input Digital Isolator

ISL71610SLHM: A Radiation-Hardened Passive-Input Digital Isolator

The ISL71610SLHM from Renesas is a cutting-edge radiation-hardened plastic passive-input digital isolator based on GMR technology, designed for high-reliability space and industrial applications. 

Its packaging and qualification flow comply with SAE AS6294/1 and NASA PEMS-INST-001.

Isolation & Radiation Specs

  • Barrier voltage:
    • 2.5kVRMS (1 min), 600VRMS continuous
    • 1.5kVDC continuous
    • 500VDC at 60MeV·cm²/mg SEDR
  • Radiation performance:
    • 75krad(Si) TID (LDR conditions)
    • No DSEE at LET = 86MeV·cm²/mg, VDD = 6.5V

Applications

  • Isolated power systems
  • CAN bus & networks
  • Differential line receivers
  • Optocoupler replacements
  • SPI
  • RS-485 / RS-422 / RS-232 systems

Electrical & Mechanical

  • Data rate: Up to 100 Mbps
  • Input: Wide voltage range, coil-driven
  • EMI: No carrier/clock = low emissions
  • Power supply: 3V to 5.5V
  • Temp range:
    • TA: –55°C to +125°C
    • TJ: –55°C to +150°C
  • Package: 8-lead NSOIC, rad-hard plastic
  • Compliance & Certification:
    • UL 1577 (E483309)
    • VID V62/23619
  • Production per SAE AS6294/1, NASA PEMS-INST-001

ISL71610SLHMEV1Z – Evaluation Board

  • Quick evaluation of ISL71610SLHM
  • Designed for isolated power & serial interfaces (CAN, SPI, RS-422, RS-485)
  • GMR ensures radiation immunity; superior to optocouplers

ISL71610SLHMEV1Z – Evaluation Board

  • Supports both radiation-tolerant and hardened versions
  • Ideal for similar applications: power & serial isolation

Renesas provides extensive documentation:

 

  • R34ZZ0006: Rad-hard plastic production and QCI flow 
  • Total dose & neutron test reports 
  • SEE test report for ISL71610SLHM, ISL71710SLHM 
  • LDR TID reports for ISL71610M, ISL71610SLHM 

Why Choose ISL71610SLHM?

 

  • GMR-based radiation immunity 
  • High performance vs. traditional optocouplers 
  • Space-grade plastic packaging 
  • Full compliance with SAE AS6294/1 and NASA PEMS-INST-001 
  • Robust evaluation tools and extensive testing 

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