IPC A-142-1990
Specification for Finished Fabric Woven from Aramid for Printed Boards

Standard No.

IPC A-142-1990

Release Date

1990

Published By

Institute of Interconnecting and Packaging Electronic Circuits (IPC)

Scope

Surface Insulation Resistance (SIR) testing has been with the electronics industry since the advent of the transistor and printed circuit board. It has been used as a tool for: incoming inspection; materials investigations and qualifications; quality conformance; prediction of long-term failure mechanisms; and as a predictive tool for estimated service life.