Lecture 5: PCB Materials

00:30 Main Via Routing Rules
00:52 Grid vs Gridless Routing
15:00 Basic PCB Materials
17:00 Material Requirements
18:04 Coefficient of Thermal Expansion (CTE)
22:11 Cladding Type
28:20 Cladding Thickness
31:35 Dielectric Thickness
Electrical Requirements:
34:03 Electrical Strength
34:51 Permittivity (Dk)
35:31 Relative Dielectric Constant (Er)
37:49 Glass Transition Temperature
47:28 Loss Tangent / Dissipation Factor - Tan / Df
52:40 Flammability Rating (UL-94)
57:02 (Important Final Exam Mention)
1:13:3 FR-4 True Definition
1:15:35 IPC-4101/126 Specification
1:25:18 IPC-4412 (Woven Glass Req)