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

The Impact of Copper Foil Material Selection on PCB Inner Layer Copper Thickness

The Impact of Copper Foil Material Selection on PCB Inner Layer Copper ThicknessIn the electronics manufacturing industry, Printed Circuit Boards (PCBs), serving as the support and electrical connectors for electronic components, directly influence the stability and reliability of the entire electro

May 04, 2026 47

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Batch Scrap in PCB Back-Drilling? Focus on These 4 Control Points

Batch Scrap in PCB Back-Drilling? Focus on These 4 Control PointsFor engineers and procurement specialists working on high-speed PCBs, low back-drilling yield is a major headache. In mass production, issues like inner layer damage (over-drilling) or excessive stub length (under-drilling) often resul

Apr 30, 2026 411

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Core Strategies for PCB Layout and Grounding to Block Ripple Propagation Paths

Core Strategies for PCB Layout and Grounding to Block Ripple Propagation PathsIn switching power supply design, many engineers dedicate significant effort to optimizing component selection and filter circuits while overlooking PCB layout and grounding design. This negligence often leads to severely

Apr 29, 2026 485

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Comparison of Rigid PCB Materials: Don’t Just Look at Price—Parameters Determine Lifespan

Comparison of Rigid PCB Materials: Don’t Just Look at Price—Parameters Determine LifespanWhen sourcing and comparing rigid PCBs, many purchasers focus only on unit price and completely overlook the four core parameters: Tg, TD, CTE, and Dk/Df. The result? Prototypes may look fine, but during mass pr

Apr 28, 2026 547

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Appearance and Size Specifications of Citycoco Battery

Citycoco electric scooter batteries are dedicated removable lithium-ion battery packs designed for the whole series of Citycoco two-wheeled chopper vehicles, with unified mechanical interface, fixed overall outline and precise dimensional parameters to perfectly match the built-in battery compartmen

Apr 28, 2026 458

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PCBA High-Frequency Design Considerations

High-frequency PCBA design (typically defined as frequencies above 100 MHz) presents unique challenges due to the increased impact of parasitic effects, signal integrity issues, and electromagnetic interference (EMI). Unlike low-frequency designs, where signal propagation can be treated as instantan

Apr 28, 2026 306