Infineon OPTIGA™ Trust B SLE95250

Turn-key authentication solution for improved security and reduced system cost

Infineon OPTIGA Trust B

Infineon’s OPTIGA™ Trust B - as part of the OPTIGA Trust Family - is an authentication product that offers a robust cryptographic solution, designed to assist system manufacturers to prove the authenticity, integrity, and safety of their original products.


  • Strong cost efficient asymmetric cryptography with ECC 131-bit key length
  • OPTIGA™ Digital Certificate (ODC) with device personalization (unique key pair per chip)
  • Turnkey solution including host-side software for easy integration 512 bit user NVM
  • Easy-to-implement single-wire host interface
  • Size-optimized TSNP-6-9 package (1.1 x 1.5 mm)


  • Battery authentication e.g. drones, cameras, smartphones, power tools
  • Accessory authentication e.g. power banks, docking stations
  • Disposals authentication e.g. water filter cartridges, medical consumables

OPTIGA™ Trust B Chart

Evaluation kit - OPTIGA™ Trust B SLE95250 Evaluation Kit ImageOPTIGA™ Trust B SLE95250

  • Based on IFX XMC4500
  • Built-in JTAG interface for Debugging
  • IDE with free License (HiTOP)​
  • USB: Simulated Host, Windows based GUI (For Demo)




Securing Your Embedded Project: OPTIGA™ family

Infineon’s OPTIGA™ family consists of products and solutions for securing embedded systems. All products are based on secured hardware and software.

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