Huaxing PCBA PCB manufacturing insights and articles

Insights & Resources

Technical articles on PCB design, manufacturing, and industry best practices. Written by our engineering team.

Lead-Free vs Leaded Solder — SAC305 Reliability & Tin Whisker Risk Compared

Lead-Free vs Leaded Solder — SAC305 Reliability & Tin Whisker Risk Compared

Data-driven comparison of lead-free (SAC305: SN100C) vs leaded (SnPb) solder for PCB assembly. Reliability testing results, tin whisker mitigation strategies

IPC-A-600 Acceptance Criteria — Visual Inspection Standards for PCB Quality Verification

IPC-A-600 Acceptance Criteria — Visual Inspection Standards for PCB Quality Verification

Complete IPC-A-600 acceptance criteria guide for PCB buyers. Class 1/2/3 inspection standards plus how to read inspection reports and verify supplier

USB-C PCB Design & Layout Guide — Impedance Control, ESD Protection & Power Delivery

USB-C PCB Design & Layout Guide — Impedance Control, ESD Protection & Power Delivery

Complete USB-C PCB design guide for hardware engineers: 90Ω differential impedance routing, SuperSpeed lane layout, ESD protection placement

SMT Stencil Design Guide — Aperture Geometry, Thickness & Nano-Coating for Zero-Defect Printing

SMT Stencil Design Guide — Aperture Geometry, Thickness & Nano-Coating for Zero-Defect Printing

Complete SMT stencil design guide covering nano-coating ROI and how stencil quality affects first-pass yield. For PCB procurement and NPI engineers

Robotics PCB Manufacturing — Motor Control & Vibration-Resistant Design

Robotics PCB Manufacturing — Motor Control & Vibration-Resistant Design

Robotics PCB manufacturing guide, and heavy copper for servo and collaborative robot control boards. IPC Class 3 with Chinese manufacturing

REACH, WEEE & TSCA Compliance for PCB Export — EU & US Chemical Regulations for Electronics Importers

REACH, WEEE & TSCA Compliance for PCB Export — EU & US Chemical Regulations for Electronics Importers

REACH SVHC, WEEE take-back and TSCA compliance for PCB buyers: declaration requirements, threshold limits, and the documents to demand from a supplier.

PCB Rework & Repair Guide — BGA Reballing, Pad Repair & Conformal Coating Removal

PCB Rework & Repair Guide — BGA Reballing, Pad Repair & Conformal Coating Removal

Practical PCB rework and repair guide for hardware engineers: BGA reballing techniques, lifted pad repair methods, conformal coating removal

PCB Laser Drilling vs Mechanical Drilling — Microvia Technology & Cost-Per-Hole Analysis

PCB Laser Drilling vs Mechanical Drilling — Microvia Technology & Cost-Per-Hole Analysis

When to specify laser-drilled microvias vs mechanical through-holes on your PCB fabrication drawing. Covers CO2 vs UV laser types, and the design rules

PCB Laminate Selection Guide — Isola vs Panasonic vs Shengyi: Which High-Performance Base Material

PCB Laminate Selection Guide — Isola vs Panasonic vs Shengyi: Which High-Performance Base Material

Complete PCB laminate selection guide comparing Isola FR408HR, Panasonic Megtron 6: Shengyi S1000-2, Rogers RO4003C, and ITEQ IT-968G. Dk/Df values

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