PCB design
Layout rules for two- and four-layer boards. Each rule comes with its formula, so you can check a trace width or a via yourself.
Pages in this section
Lessons behind these pages
- IC power decouplingWhere the 100 nF goes and why its distance matters.
- Decoupling capacitorsChoosing the value and the dielectric.
- IC packagesDIP, SOIC, QFN: footprints and pitch.
- Regulator thermal designCopper area as a heatsink.
- HeatsinksWhen board copper is not enough.
- Soldering basicsAssembling the board once it arrives.