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PCB Design Variants: Managing Multiple PCBA Versions

Product variations often require different component populations, alternate parts, or configuration settings while keeping the underlying PCB design unchanged. This article explains how structured variant management keeps these differences organized and ensures each configuration has the correct BOM and manufacturing outputs.

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Embedded thumbnail for  Improve Visual Accuracy with True Arcs
New in Altium's Software
Improve Visual Accuracy with True Arcs

Discover how True Arc Rendering improves arc visualization in the PCB Editor and PCB Library Editor by displaying true arcs across 2D, 3D, and Board Planning modes. This provides a more accurate representation of board geometry and helps you work with curved features with greater precision throughout the design process.

NEW
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Collaborative Engineering with Team Ribbot
Two engineers, one board, nobody's work gets wiped out

When Team Ribbot’s electrical and mechanical engineers work on the same combat-robot design, unwanted changes can mean hours of lost work. See how Altium Designer and MCAD CoDesign let the team review and selectively accept changes, enabling seamless parallel collaboration across different locations and schedules.

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New in Altium's Software
Visualize and Refine Your Harness Designs

Create detailed views of bundle contents, control wire and cable paths, and rotate physical models to accurately represent the final harness assembly. These capabilities give you greater control over harness design and help ensure your digital model reflects the physical result.

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New in Altium's Software
Introducing Agentic Requirements Engineering

Discover a new way to work with Requirements Portal through Agentic Requirements Engineering. AI agents analyze your project data and surface proposals for your approval, reducing friction in requirements management and helping align your team's shared model with your design intent.

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New in Altium's Software
Simplify Rule Set Updates and Replacement

Learn how to import rule sets with greater flexibility in Altium. When importing rules, you can add new rules to your existing set, replace only rules that match, or completely replace the current rule set giving you full control over how design rules are updated.

Embedded thumbnail for  How Team Ribbot fits 40 kW of power into a 250-pound combat robot
Collaborative Engineering with Team Ribbot
How Team Ribbot fits 40 kW of power into a 250-pound combat robot

What do you get when you pack the power of a small electric car into a combat robot with virtually no room to spare? In the first episode of our collaboration with Team Ribbot and Altium, explore how seamless ECAD-MCAD collaboration helps the team tackle complex design challenges, optimize high-performance designs, reduce errors, and bring products to life faster.

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New in Altium's Software
Just Released: Supplier Data Merging

Discover how the Supplier Data Merging feature brings together supplier information from your custom parts database and the Altium Parts Provider into a single, unified view. Access consolidated supplier data wherever supplier part numbers appear, including in ActiveBOM and during component selection.

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How-To's
How Altium’s Layer Stack Manager Actually Works

Take a look inside Altium's Layer Stack Manager and discover how its impedance calculator determines the ideal trace width for your target impedance. In this video, we break down the "black box" behind the calculation and show how the Simbeor-based field solver provides accurate results while eliminating the need for advanced field solver expertise.

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New in Altium's Software
Connect Requirements Directly to Your PCB Design

See how the Requirements Portal integration in Altium Designer simplifies requirements management by bringing system requirements directly into your PCB design workflow. Connect requirements to design documents, assign tasks, track verification in real time, and keep your entire team aligned with seamless synchronization in Altium 365.

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How-To's
SFP Connector Routing: High-Speed Differential Pair Design Tips

Discover practical SFP and SFP+ routing tips in our latest video, inspired by a real question from the Altium subreddit. We cover how aggressive serpentine length tuning can be, how to reduce impedance discontinuities in tight meanders, and how meandering influences mode conversion at 10G and higher data rates.

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Blog
PCB Design Data Management Tips for Multi-Board Projects

In complex electronic systems, managing data from multiple printed circuit boards can quickly become a logistical challenge. This article outlines a structured workflow for handling both board-level and assembly-level design outputs, ensuring clarity and consistency across fabrication, assembly and product-level documentation.

Blog
What Is BOM Management? A Practical Guide to Avoiding Costly Part Mismatches

From design to production, effective Bill of Materials (BOM) management is critical to ensuring smooth collaboration between engineering, procurement, and manufacturing teams. In this practical guide, we break down proven strategies for structuring, maintaining, and synchronizing your BOM to prevent costly mistakes and accelerate time-to-market.

Blog
Requirements Portal Introductory Tutorials

This series of guided demos shows how the Altium Requirements Portal transforms scattered requirement spreadsheets and emails into traceable, version-controlled data that stays aligned with your PCB design efforts.

Blog
Bridging the Gap: When to Use Rigid-Flex Instead of Flex & Connector

Discover when a rigid-flex PCB is a better choice than a separate flex circuit and connector, especially for designs requiring compact packaging, repeated motion or high reliability. The article emphasizes that although rigid-flex needs more upfront planning and fabrication collaboration, it often pays off in simpler assemblies and improved performance.

Blog
Bridging Mechanical and Electrical Teams for Smarter Automotive Design

As vehicles evolve into advanced electronic systems, the separation between electrical and mechanical design teams becomes a critical bottleneck. This article explores how synchronized ECAD–MCAD workflows help automotive projects move faster, reduce rework and maintain design integrity.

Blog
How Structural Electronics Enables 3D, Flexible, and Wearable Integration

Structural electronics integrates electronic functionality directly into the physical structure of a product, eliminating the need for traditional circuit boards. This article examines how advances in materials, additive manufacturing, and flexible substrates are enabling compact, 3D, and wearable systems with enhanced performance and design freedom.

Blog
Most Common Causes of PCB Assembly Rework and Scrap

Many PCB assemblies fail not because of exotic faults, but due to basic issues like incorrect BOM entries or footprint mismatches that force rework or scrap. This article dives into the most common causes and how to prevent costly defects in your design-to-manufacturing process.

Blog
Behind the Scenes with AI Embedded Development

Forget one-shot AI hacks Ari Mahpour shows the thoughtful, sustainable way to integrate AI into embedded firmware development. Learn the core principles (planning gate, HAL abstraction, observability, timeout design) that can help you push your efficiency 5-10 times in real hardware projects.

Blog
We're heading to PCB West 2025!

Join Altium at PCB West 2025 in Santa Clara, CA, on October 1! Stop by Booth 300 for the official launch of the new Altium platform, built on the foundation of Altium Designer and Altium 365. Be sure to check out our live demos of Altium Develop and Altium Agile.

Blog
Peak Electrical Performance in Multi-Board Designs With Advanced Simulation and Compliance Tools

Moving from single-board to multi-board systems is a leap in complexity. You must manage not just routing, but power, signal integrity, mechanical fit, and regulatory requirements across boards. In this article, you’ll discover how Altium’s advanced simulation and compliance tools help engineering teams overcome these challenges and deliver reliable multi-board solutions.

Blog
Executive Insights Into Electronic Product Development Gaps You Need To Close

Electronics hardware development is falling behind broader product development disciplines due to fragmented workflows, poor collaboration, and limited compliance visibility. This gap introduces risk, delays, and missed opportunities but executives see real business value in modernizing electronics development through better integration, traceability, and lifecycle visibility.

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Tackle Any Design Complexity With the Constraint Manager
What's New in 23.11
Tackle Any Design Complexity With the Constraint Manager

For enterprise and pro subscriptions, the new Constraint Manager offers a table-based interface, accessible from both Schematic and PCB, allowing you to define constraints more collaboratively. Engineers and stakeholders can collectively set design constraints with ease.

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What's New in 23.11
通过自动长度调整功能来减少手动操作

自动长度调整提供 2D 模式下的自动长度调整和延迟调整功能,可方便地从主布线菜单访问。该功能可以减少进行长度调整和延迟调整时通常需要的手动操作,从而加快设计进程。

Embedded thumbnail for Minimize Manual Effort With Automatic Length Tuning
What's New in 23.11
Minimize Manual Effort With Automatic Length Tuning

Automatic Length Tuning introduces automatic length and delay tuning functionality in 2D mode, accessed conveniently from the main Route menu. This feature reduces the manual effort typically associated with length and delay tuning, expediting your design process.

Embedded thumbnail for The Most Common 2-Layer PCB Design Mistakes and How To Avoid Them
How-To's
The Most Common 2-Layer PCB Design Mistakes and How To Avoid Them

Do you encounter issues when preparing a two-layer board? In this video, we address some of the most common mistakes made with this type of board and explain why upgrading to a four-layer board might be the solution you need.

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How-To's
Coming Soon: Ansys CoDesigner

Ansys CoDesigner (which will be released on the13th of December) simplifies your design process by connecting ECAD and Simulation to eliminate manual export/import steps. With features like design change synchronization and commenting, Altium Designer ECAD engineers and Ansys Electronics Desktop (AEDT) SIM engineers can collaborate seamlessly in one workspace.

Embedded thumbnail for Coming Soon: Automatic Multi-Net Tuning
How-To's
Coming Soon: Automatic Multi-Net Tuning

Automatic Multi-Net Tuning enhances PCB design accuracy and efficiency by automatically adjusting multiple nets simultaneously to meet specific design rules, including length and delay. Learn more about this feature, which will be released on December 13th. Its flexibility enables effective work with differential pairs and traces at any angle. It not only identifies but also rectifies issues related to automatic length tuning, ensuring your designs adhere to key standards without the need for manual adjustments.

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How-To's
Coming Soon: PCB CoDesign

PCB CoDesign makes it easier for everyone to work together and meet project deadlines. In Altium Designer 24, which is scheduled for release on December 13th, we are introducing a new feature. This feature optimizes your resources through a Git-like approach, allowing multiple team members to work simultaneously and commit changes to a master branch. This expedites the design process and lowers project costs.

Embedded thumbnail for Coming Soon: MultiBoard Draftsman
How-To's
Coming Soon: MultiBoard Draftsman

MultiBoard Draftsman enhances the efficiency of design reviews and assembly precision by offering a unified platform for detailed viewing and documentation of MultiBoard Designs. Discover more about this feature in our brand-new short video.

Embedded thumbnail for Coming Soon: PCB Layout Replication
How-To's
Coming Soon: PCB Layout Replication

PCB Layout Replication allows quick replication of layouts for repetitive circuitry blocks in a flat PCB design. In this short video we will show you how this new tool (scheduled for release on December 13th) eliminates the need to do repetitive tasks manually or for various workarounds like snippets or multi-channel designs.

Embedded thumbnail for Coming Soon: Constraint Manager
How-To's
Coming Soon: Constraint Manager

Constraint Manager simplifies PCB design by facilitating collaborative constraint definition from both Schematic and PCB. Learn more about this new feature, which streamlines the process of setting electrical clearances and creating rules while centralizing class management for time-saving convenience.

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Simulation in Altium Designer
Debounce Circuit

Learn how to simulate the circuit, identify a common issue, and walk through how to diagnose and correct any errors found in a seemingly well-designed debounce circuit. 

Embedded thumbnail for Import Component Footprints Faster with Altium Designer. Part II: Using an External Library, Internal IPC Compliant Footprint Wizard, and Datasheet-Based Creation
Import Component Footprints Faster with Altium Designer
Import Component Footprints Faster with Altium Designer. Part II: Using an External Library, Internal IPC Compliant Footprint Wizard, and Datasheet-Based Creation

In this video, we will guide you through three distinct manual component import methods; employing an external library, utilizing the internal IPC Compliant Footprint Wizard, or creating one yourself based on documentation.

Embedded thumbnail for Import Component Footprints Faster with Altium Designer. Part I: Manufacturer Part Search & External Plugin
Import Component Footprints Faster with Altium Designer
Import Component Footprints Faster with Altium Designer. Part I: Manufacturer Part Search & External Plugin

In this video, we will demonstrate the first two methods of importing components into Altium Designer; through Manufacturer Part Search or by using an external plugin.

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Simulation in Altium Designer
Buck Converter

Learn how to run a transient simulation, analyze the waveforms, and measurement techniques you can use to determine a voltage ripple with a buck converter as an example. 

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How-To's
Edge Plating in RF Design

PCB Edge Plating provides additional noise suppression and improves EMC. In this video we provide you some practical tips for creating metalized PCB edges in Altium Designer.

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Custom Pad Stack in Altium Designer
Custom Paste Mask and Solder Mask

Altium Designer allows you to freely customize paste and solder mask shapes, which allows you to adapt your design for non-standard component footprints.

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Integrating Requirements June 2025 Webinar
On-Demand Webinar Mai 28, 2025
Integrating Requirements into Your PCB Design Workflow
Join our webinar where you will learn about integrated requirements tools who can help you eliminate late-stage design changes, AI support through system requirements and integration of design requirements directly in PCB Design. Don't miss it, register now!
Streamlining Team Collaboration
On-Demand Webinar Apr. 17, 2025
Streamlining Team Collaboration in Industrial PCB Projects
Join us for our upcoming webinar to discover how Altium Designer and Altium 365 can transform your team’s collaboration and take your PCB design projects to the next level. Attend for a chance to win free access to the Altium 365 Training Bundle.
PCB CoDesign Webinar
On-Demand Webinar Jan. 24, 2024
Discover How Altium Designer 24 Revolutionizes Team Dynamics in PCB Design
Expand your collaboration skills and stay ahead of the curve with PCB CoDesign. Design teams often grapple with prolonged design cycles and coordination issues, leading to delays and inefficiencies. In the current landscape, design processes are hindered by fragmented collaboration, resulting in increased layout times and difficulties in synchronizing design updates.