What Is the Tg Value of PCB Substrate? A Complete Guide for 2025 Designs
Tg Value of PCB Substrate: The Ultimate Guide for Engineers The Tg value of PCB substrate (glass transition temperature) defines the critical temperature where PCB materials shift from rigid glassy to soft rubbery states. This guide explains Tg value fundamentals, classification, selection rules, reliability impacts, and 2025 best practices for industrial, automotive, telecom, and aerospace…