Design review of PCB containing an RF-capable STM32WB microcontroller, SMD antenna, USB, and various peripherals designed with KiCad. Going through schematic and PCB, giving tips and guidelines throughout.
[SUPPORT]
Free trial of Altium Designer: https://www.altium.com/yt/philslab
PCBA from $0 (Free Setup, Free Stencil): https://jlcpcb.com/RHS
Patreon: https://www.patreon.com/phils94
Mixed-signal hardware design course: https://phils-lab-shop.fedevel.education
[GIT]
GitHub: https://github.com/pms67
[TIMESTAMPS]
00:00 Introduction
00:37 Altium Designer Free Trial
01:13 'smartReflow' Repo
01:55 Schematic Overview and Segmentation
03:27 USB C
04:08 MCU Pinout and WS2812B LED
05:48 Connectors
06:11 MCU SMPS
06:29 Power Input and LDO
08:45 FETs
10:28 MCU Boot/Oscillator
12:12 RF Section
14:03 PCB Overview
15:04 Stack-Up
15:34 MCU, Decoupling, Crystal Layout and Routing
19:05 RF Layout and Routing (SMD Antenna, Controlled Impedance, Stitching)
23:01 EEPROM
23:51 Via Spacing and Transfer Vias
24:36 USB Differential Pairs
25:30 Miscellaneous (Copper Pours, Silkscreen, Placement)
26:33 Outro