IPC 4761 Via Types Explained - Complete Overview!

Published at : 23 Dec 2025

In this video, Tech Consultant Zach Peterson unpacks the IPC 4761 standard, focusing on the seven types of vias used for PCB protection. Learn about the importance of via filling, tenting, and how each via type is defined under the IPC 4761 guidelines.

Whether you're a PCB designer or an enthusiast wanting to understand via protection methods, this video offers a detailed explanation of each via type, from type 1 to type 7, including practical applications, filling materials, and the significance of solder mask coverage.

Zach also discusses the differences between conductive and non-conductive fills and why planarization is crucial for certain via types.


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0:00 Intro
0:30 What is IPC-4761?
1:56 Via Types 1 through 7 Overview
3:38 Type 2 Via Overview
4:29 Type 3 Via Overview
5:49 Type 4 Via Overview
7:08 Type 5 Via Overview
8:58 Type 6 Via Overview
10:09 Type 7 Via Overview
12:30 Wrapping Up

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