• National Institute of Standards and Technology NIST
  • IPC Association for Connection Electronic Industries IPC
  • IEEE Standards Association IEEE-SA
  • American Petroleum Institute API
  • American Society for Testing and Materials (ASTM International) ASTM
  • American Institute of Mining, Metallurgical, and Petroleum Engineers AIME
  • Society for Mining, Metallurgy, and Exploration SME
  • Minerals, Metals, and Materials Society TMS
  • Association for Iron & Steel Technology AIST
  • Society of Petroleum Engineers SPE
  • Electronic Industries Alliance EIA
  • Electronic Components Industry Association ECIA
  • Testing, Inspection & Certification Bureau Veritas
  • Certification Body & Classification Society (Det Norske Veritas and Germanischer Lloyd) DNV GL

Electronic & Computer Standards Organizations

Transient Voltage Suppressor Variables

  • VRM Stand-off Voltage
  • VBR Breakdown Voltage
  • VCL Clamping Voltage
  • IRM Leakage current @ V
  • IPP Peak Pulse Current
  • αT Voltage Temperature Coefficient
  • Vf Forward Voltage Drop
  • Rd Dynamic “Dynamical” Resistance
  • CF Clamping Factor = VCL / VBR

IPC Chapters