What material group according to UL would the FR-4, Nan Ya NP-140F, PCB boards have?
What material group according to UL would the FR-4, Nan Ya NP-140F, PCB boards have?
22*******4A
2026-04-09 01:43 AM
I am looking for what material group according to UL would the FR-4, Nan Ya NP-140F, PCB boards have.
I need this to calculate the minimum creepage distance for PCB traces according to voltage.