High frequency PCB Manufacturer-Shenzhen Chengchi Circuit Technology Co., Ltd.

PCBA Material Storage Environment Requirements

The storage environment of PCBA (Printed Circuit Board Assembly) materials is critical to ensuring their quality and performance, as most PCBA components are sensitive to environmental factors such as temperature, humidity, electrostatic discharge (ESD), dust, and light. Improper storage conditions

Apr 22, 2026 137

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Guidelines for Mass Production Process Adaptation and Cost Control of Flexible PCBs

Guidelines for Mass Production Process Adaptation and Cost Control of Flexible PCBsThe design of flexible PCBs must ultimately be translated into mass production, where the core demands are "high yield, low cost, and high reliability." Many flexible PCB designs that perform excellently in the lab st

Apr 22, 2026 168

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PCBA Functional Testing Items and Standards

PCBA functional testing is a critical quality control step that verifies whether the assembled printed circuit board assembly (PCBA) performs its intended electrical and functional operations according to the design specifications. Unlike online testing (which focuses on assembly defects), functiona

Apr 21, 2026 70

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Dimensional Control—Key Technologies and Practical Strategies for PCB Loss Management

Dimensional Control—Key Technologies and Practical Strategies for PCB Loss ManagementWith the widespread adoption of 5G, artificial intelligence, and high-speed data transmission technologies, PCB operating frequencies continue to rise, with some scenarios entering the millimeter-wave frequency rang

Apr 21, 2026 258

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Impedance Control and Material Selection Techniques for Multilayer PCB Lamination Stack-up

Impedance Control and Material Selection Techniques for Multilayer PCB Lamination Stack-upIn high-speed/high-frequency PCB design, impedance control is the core objective of stack-up design, and the selection of lamination dielectric materials along with thickness design are the keys to achieving pr

Apr 20, 2026 487

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PCBA Soldering Quality Inspection Points

PCBA soldering quality is the core guarantee of electronic product reliability, and its inspection needs to cover the entire soldering process, focusing on the appearance, structure and electrical performance of solder joints. First of all, the appearance inspection of solder joints is the most basi

Apr 18, 2026 289