USB Hub Design Walkthrough - Phil’s Lab #86

How to design your own USB 2.0 high-speed, four-port hub. From system overview, through to schematic and part selection, to PCB design and layout. Altium design review competition: [SUPPORT] Free trial of Altium Designer: Patreon: Mixed-signal hardware design course: [GIT] GitHub: [WEBSITE] [TIMESTAMPS] 00:00 Introduction 00:30 USB Hub Basics 02:06 Altium Designer Free Trial (Schematic) 02:24 Block Diagram 06:01 Power Supply 07:57 USB Host Connection 09:37 Decoupling 10:36 Crystal and Load Capacitors 11:27 Strapping Pins 13:25 USB Devices Connections 14:28 Load Switches (PCB) 16:04 PCB Overview 17:44 Stack-Up 18:34 Controlled Impedance 20:19 Diff Pair Routing and Matching 22:32 Reference Planes and Transfer Vias 23:47 Misc. USB Hub Connections 24:37 QFN Decoupling 25:40 Power Routing 26:52 Misc. Points (Cap Placement, Silkscreen, Mounting Holes, ...) 28:48 Short Test/Demo