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PCB Design and Manufacturing

PCBMASTER shares with you ----Thermal Management of High-Power PCBs From Material Selection to Structural Design

Failure analysis of an IGBT module used in a new energy vehicle shows that 80% of the failures are caused by solder joint fatigue due to thermal cycling. When the local temperature rise of the PCB exceeds 85°C, the device life is reduced by...

Mar 3, 2025 Read More

PCB Design and Manufacturing

Explore with PCBMASTER --- In high - speed PCB design, how to address the eye diagram collapse of signals above 10Gbps

1. The Golden Rules of Stack - Up Design① Material SelectionWhen the signal rate is ≥10Gbps, ultra - low - loss materials (such as Megtron6 with Df = 0.002) should be preferred. In a certain optical module case, after replacing FR - 4, th...

Mar 3, 2025 Read More

PCB Design and Manufacturing

PCBMASTER Presents - In - depth Analysis of the Impact of High - Difficulty PCB Lamination Time on Product Quality and Optimization Strategies

Ⅰ.Core Mechanism of Lamination Time Impact on High-Difficulty PCB Quality1. Resin Flow and Impregnation Control①Short Lamination Time (<15% of standard duration):Insufficient resin flow results in inner copper foil surface roughness >3.5 ...

Mar 1, 2025 Read More

PCB Design and Manufacturing

PCBMASTER Presents Top 10 Common Errors in PCB Silkscreen Design and Professional Solutions

Author: Jack Wang1. Insufficient Pad Clearance (Critical Safe Zone Violation)Error Description: Silkscreen character edges are placed <0.15mm (6mil) from pads.Risk Analysis:Solder mask misalignment may cause solder bridging (incidence rate ...

Mar 1, 2025 Read More

PCB Design and Manufacturing

Learn with PCBMASTER - Potential Risks of Immersion Silver Surface Treatment

In PCB manufacturing, the surface treatment process directly affects the solderability, signal integrity, and long - term reliability of the circuit board. Immersion Silver (IAg), due to its advantages such as low cost, excellent soldering ...

Feb 27, 2025 Read More

PCB Design and Manufacturing

PCBMASTER takes you through the key role of the preheating phase in PCBA processing

In the realm of modern electronics manufacturing, the soldering process in PCBA (Printed Circuit Board Assembly) is a critical step in ensuring the quality and reliability of electronic products. Among these processes, the preheating stage,...

Feb 26, 2025 Read More

PCB Design and Manufacturing

PCBMASTER ------ A Deep Dive into the Application and Challenges of Bead Probe Technology in the PCB Process

1. PCBA electronics manufacturing trends In the field of PCBA (Printed Circuit Board Assembly) electronic product manufacturing, electronic devices are developing towards miniaturization and high performance. The component density on circui...

Feb 26, 2025 Read More

PCB Design and Manufacturing

PCBMASTER will take you to understand the seven core principles of PCB LED design and three future trends.

In 2023, the global LED lighting market exceeded $80 billion. However, 37% of engineers still encounter heat dissipation failure problems during the PCB design phase. This article distills million - dollar practical experience to help you a...

Feb 25, 2025 Read More

PCB Design and Manufacturing

PCBMASTER Takes You to Explore What Key Points Should Be Noted in HDI Board Design

Key Points of HDI Board Design and Engineering Practice Guide (Based on IPC-2226/6012 Standards and Mass Production Verification Data) I. Stack-up Architecture Planning: From Impedance Control to Signal Integrity1. Optimization of Laminatio...

Feb 24, 2025 Read More

PCB Design and Manufacturing

Guide to Rigid - Flexible PCB Design and Reinforcement

Rigid - flexible PCBs combine the advantages of flexible and rigid boards and play a crucial role in the manufacturing of electronic devices. Their design is quite different from that of ordinary flexible or rigid boards, and the following ...

Feb 21, 2025 Read More

PCB Design and Manufacturing

Must-know! The factors influencing the etching of PCB boards are crucial to the production quality.

Factors Affecting the Etching of PCB Boards The process of transforming a circuit board from a luminous board into one that displays a circuit diagram is rather complex. Currently, the "pattern electroplating method" is typically adopted in...

Feb 21, 2025 Read More

PCB Design and Manufacturing

Deeply Analyze the PCBA IQC Inspection Process and Unveil a New Chapter in Quality Control

I. Raw Material Inspection (IQC Inspection) In the PCBA production process, the quality inspection of raw materials is the first step to ensure the quality of the final product. This step mainly includes the following aspects: 1. Incoming I...

Feb 20, 2025 Read More