This Würth Elektronik webinar explains some basic PCB design via selection and considerations including via clearance in the solder mask, different possibilities of via treatments and fitting selection for your application.
Timestamps:
- 00:00 Introduction
- 02:34 Background for Via Opening in Solder Mask
- 04:44 Different Options for protection of Via Structures
- 07:56 Solder mask – Design rules
- 10:03 Specifikation according IPC-4761
- 13:10 Typ III plugged Via
- 18:15 Typ V Filled Via
- 20:22 Typ VI-a Filled Via
- 27:09 Typ VII Filled & Capped Via
- 31:23 Description of different options according IPC-4761
- 41:37 The correct choice for your PCB / Summary
Source:
Würth Elektronik