Why Design Segmented Gold Fingers on Optical Module PCBs?

Optical modules are opto-electronic conversion devices for high-speed communications. A typical module consists of optical components, electrical chips, PCB, mechanical housings and thermal structures. The edge of the PCB that plugs into switches or servers features gold-plated contact areas, commonly called gold fingers.

  • Optical Module
  • Optical Module PCB
  • Optical Module PCB Gold Finger
2026-10-16
Analysis of Key Manufacturing Processes for Ceramic Thin/Thick Film Substrates

HTCC multilayer high-temperature co-fired ceramic thin-film circuit substrates are a type of hybrid integrated substrate that combines HTCC multilayer three-dimensional interconnects with fine surface thin-film metallization. They offer high structural strength, high-temperature resistance, good thermal conductivity, high wiring density and excellent hermeticity.

  • Ceramic Substrates
  • HTCC
  • Ceramic thin-film substrates
  • Ceramic thick-film substrates
  • Optical Module
2026-10-16
Substrate-Like PCBs (SLP): The Interconnect Technology Reshaping Compact Next-Generation Electronics

The push for smaller, higher-performance electronics stretches HDI PCBs to their limits. For wearables, smartphones, slim laptops and space-constrained automotive hardware, Substrate-Like PCBs (SLP) serve as a key intermediate technology, bridging the performance gap between advanced HDI and dedicated IC package substrates.

  • SLP
  • HDI
  • PCB design
  • PCB Manufacturing
  • High Density PCB
2026-10-14
Conformal Coating for PCB Reliability: Material Selection, Process Control & Industrial Application Insights

When your PCB assemblies operate outdoors, inside vehicles, or in industrial control cabinets, environmental stressors — humidity, salt spray, chemical vapors, rapid temperature swings and dust — are the top causes of premature field failure. Conformal coating is a proven reliability solution that forms a tailored protective barrier over your finished PCBA.

  • Conformal Coating
  • PCB Manufacturing
  • Hardware Reliability
2026-10-13
How to Reduce Ceramic PCB Manufacturing Costs? A Step-by-Step Embedded Process Guide

Unlike the process of directly embedding pre-metallized active metal brazed ceramic substrates, this article introduces a method for manufacturing ceramic-embedded PCBs: embedding ceramic blocks first, then metallizing the entire board in a single step. Compared with using pre-metallized ceramic blocks, this method lowers production costs and delivers better quality stability.

  • Ceramic PCB
  • Ceramic-embedded PCB process
  • High Power PCB
2026-10-10
Industrial Robot Small-Batch PCB Production: Choosing the Right Process Ensures Stability and Reliability

The robotics industry generally features small batches, multiple varieties, and fragmented orders, with frequent line changes and high trial-and-error costs, making it difficult to spread risk through large-volume production. Therefore, the core approach is to use deterministic full-chain process rules to hedge against the production uncertainty brought by fragmented orders.

  • Industrial Robot PCB
  • Small-Batch PCB
  • Robot PCB
2026-10-09
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