News & Updates

Sawtooth Rounding for Length Tuning improves signal‑path accuracy by applying controlled corner‑rounding to sawtooth geometries during both Interactive Length Tuning and within‑pair matching in the Auto Tuning engine. Discover this capability and additional innovations on our Coming Soon page.

The Z-Axis Clearance Rule checks the shortest distance between copper features on different layers in a PCB design. It is available in both the Constraint Manager and the legacy PCB Rules Editor. Discover more new features in Altium on our Coming Soon Page.

Now supports true arcs instead of approximated curves in copper pours. This enhanced engine marks a major advancement in the polygon pour process in Altium Designer, delivering smoother and more accurate copper shapes. Native arc rendering improves visual quality and helps ensure cleaner, more professional PCB designs.

Watch this tutorial to learn the fundamentals of Rigid-Flex design. We cover everything from understanding polyimide materials and adhesive layers to building complex, multi-layer Rigid-Flex constructions that are ready for manufacturing.

Discover how to draw and define antipads in Altium with this complete tutorial. Learn three different methods for creating antipads around vias. From simple design rules to advanced polygon cutouts for both basic and complex PCB designs.

Explore this in-depth tutorial featuring real fabrication drawings, stackup specifications, and drill tables - all created using Altium Designer’s Draftsman tool. Learn essential insights into PCB data management and manufacturing requirements from an industry perspective.

This tutorial uncovers the key difference between ideal, lossless impedance calculations and real-world signal behavior giving you practical techniques to design controlled impedance PCBs that deliver reliable performance.

Explore our in-depth investigation into practical simulations using both Altium Designer and Polar Si9000. We demonstrate impedance sensitivity analysis and reveal the real limitations of optimizing reference plane proximity for improved signal shielding.

Are thermal vias really helping your PCB’s heat management? Tech Consultant Zach Peterson dives into simulation data, research, and a controversial article to uncover the truth. Learn why via count and spacing matter more than sheer quantity.

In this video, Zach Peterson takes a deep dive into what happens when reference layers are incorrectly set in a PCB stackup and how that affects impedance, signal integrity, and EMC. He also shares valuable insights into stripline routing proximity issues and best practices for assigning reference planes.

Solder Mask Zero Expansion marks a move toward industry alignment, specifically with IPC-7351B and IPC-2581B standards. It changes the default solder mask expansion value from 4 mil to 0 mil. Discover more upcoming updates on our Coming Soon Page.

In our new tutorial, you'll learn why ferrite beads may not be the best choice for isolating analog and digital supply pins on integrated circuits. Zach Peterson debunks common misconceptions about ferrite bead isolation and introduces better alternatives, including dedicated LDOs, precision voltage references, and effective filtering techniques to help you achieve cleaner analog signals in your designs.

In the second video of Samer Aldhaher’s "Enhanced Constraint Manager" series, we continue designing a 1 kW, 400 V brushless DC motor driver. This episode focuses on setting physical constraints using constraint sets, routing differential pairs, and demonstrating the Auto Shrinking feature in Altium Designer 25.

Watch how the Auto Tuning feature in Altium Designer 25 delivers optimized DDR4 routing in a single click! Fewer steps, massive time savings. Try our Benefit Calculator to estimate your own time and cost savings.

We are introducing a new video series on the Enhanced Constraint Manager in Altium Designer 25. In the first chapter, Samer Aldhaher demonstrates how to define net classes, apply clearance and creepage rules, and validate constraints within both the schematic and PCB. The video uses a 1kW, 400V brushless DC motor driver project to illustrate real-world applications.

Every second and every click count in the product development cycle. See how the new PCB Layout Replication feature in Altium Designer 25 boosts your efficiency in the PCB design process. Want to improve even more? Check out our Benefit Calculator now!