PCB Via Design Rules: From Through-Holes to Microvias

Vias are essential to PCB layout, connecting traces across layers and delivering power throughout the board. This article covers traditional through-hole vias, blind and buried vias, microvias, annular ring requirements, aspect ratios, and how to manage via rules effectively in modern PCB design.

2026.10.08

PCB Special Processes: The Hidden Skeleton Behind Modern Electronics

From signal transmission to high-density integration, PCB special processes are the core technologies supporting the modern electronics industry. This article covers impedance control, advanced stack-ups, HDI, heavy copper, ENEPIG, 3D-structured PCBs, and industry-specific process selection.

2026.09.23

BGA Pad Lifting Failure: 6-Step Repair Guide & Dry Film Application

This article covers the causes of BGA pad lifting and solder bridging, a 6-step repair method, stencil design optimization, reflow profile adjustment, and dry film applications in rework.

2026.09.23

Flexible Circuit Termination Techniques – ZIF, Flying Leads & Crimp Connectors – AnyPCBA

A technical guide to flexible circuit termination techniques. Covers ZIF connectors, unsupported flying leads, crimp connectors, and stiffener design best practices for reliable FPC connections.

2026.09.22

Switching Power Supply & LDO PCB Design Guide – Layout, Grounding & Thermal Tips – AnyPCBA

A practical guide to switching power supply and LDO PCB design. Covers power loop layout, grounding strategy, SENSE/GATE routing, copper pour thermal relief, and thermal via design for reliable power modules.

2026.09.21

Why HDI PCBs Fail in Real Applications – Beyond Microvia Cracking – AnyPCBA

A technical guide to HDI PCB failure mechanisms beyond microvia cracking. Covers resin starvation, copper foil delamination, dielectric crush, CAF growth, and long-term reliability design strategies.

2026.09.20

Multilayer PCB Design Guide – EDA Tools & Best Practices – AnyPCBA

A practical guide to multilayer PCB design. Compare mainstream EDA tools (Altium, Cadence Allegro, Mentor, KiCad), and learn stackup planning, differential routing, via selection, and power/ground strategies.

2026.09.18

PCB Thermal Management Guide – Heat Dissipation Techniques – AnyPCBA

A practical guide to PCB thermal management. Learn heat conduction paths, copper pour strategies, thermal via design, and layout techniques to reduce component temperature and improve reliability.

2026.09.18

How Signals Propagate in PCBs – Electromagnetic Fields & EMC Design – AnyPCBA

A technical guide to signal propagation in PCBs. Learn how electromagnetic fields, forward current, return current, and displacement current affect EMC and signal integrity in PCB design.

2026.09.17

PCB Design Guidelines for Beginners – Complete Guide – AnyPCBA

A complete PCB design guide for beginner engineers. Covers trace width and spacing, annular rings, solder mask clearance, via types, material selection, surface finish, copper thickness, and thermal management.

2026.09.16

PCB Routing Topology Guide – 7 Strategies for Signal Integrity – AnyPCBA

A practical guide to PCB routing topology optimization. Learn 7 field-verified strategies to improve signal integrity for DDR, PCIe, SerDes, and high-speed interfaces without deep simulation.

2026.09.16

How to Reduce EMI and Optimize EMC in PCB Design – AnyPCBA

A practical guide to reducing EMI and optimizing EMC in PCB design. Covers EMI vs EMC, source classification, layout techniques, shielding, and external EMI suppression.

2026.09.14