--- title: "#highspeedpcb articles | Hashnode" description: "Explore 2 articles tagged #highspeedpcb on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/highspeedpcb" --- Tag # #highspeedpcb 2 posts · 0 followers [Maggie‌ Wang](https://hashnode.com/@maggiepcb) · [Oct 13](https://hashnode.com/posts/how-to-choose-the-right-hdi-order-1-n-2-n-any-layer-higher-isn-t-always-better/6acd94678675df7425b6f4de) ### [How to Choose the Right HDI Order: 1-N, 2-N, Any-Layer—Higher Isn't Always Better](https://anypcba.hashnode.dev/how-to-choose-the-right-hdi-order-1-n-2-n-any-layer-higher-isn-t-always-better?utm_source=hashnode&utm_medium=feed) A practical guide to HDI order selection in PCB design. Learn the differences between 1-N, 2-N, 3-N, and any-layer HDI, when each is sufficient, and how order selection affects cost, lead time, and yield. Based on AnyPCBA's small-to-medium volume manufacturing experience. 5 min read · [anypcba.hashnode.dev](https://anypcba.hashnode.dev/how-to-choose-the-right-hdi-order-1-n-2-n-any-layer-higher-isn-t-always-better?utm_source=hashnode&utm_medium=feed) [Maggie‌ Wang](https://hashnode.com/@maggiepcb) · [Oct 9](https://hashnode.com/posts/via-stub-effects-and-back-drilling-in-high-speed-pcbs-an-si-fundamental-every-hardware-engineer-should-know/6ac84c02cb2acc82ab001674) ### [Via Stub Effects and Back Drilling in High-Speed PCBs: An SI Fundamental Every Hardware Engineer Should Know](https://anypcba.hashnode.dev/via-stub-effects-and-back-drilling-in-high-speed-pcbs-an-si-fundamental-every-hardware-engineer-should-know?utm_source=hashnode&utm_medium=feed) A practical guide to via stub effects and back drilling in high-speed PCB design. Learn how stub length affects signal integrity, when back drilling is required, and how to choose between back drilling and blind/buried vias. Based on AnyPCBA's small-to-medium volume manufacturing experience. 6 min read · [anypcba.hashnode.dev](https://anypcba.hashnode.dev/via-stub-effects-and-back-drilling-in-high-speed-pcbs-an-si-fundamental-every-hardware-engineer-should-know?utm_source=hashnode&utm_medium=feed)