HUGE PCB DISCOUNTS — ACT NOW ! PCB : $0 usd (Free order)l QYT: 5 PCS l Material: FR-4 TG150 l Size ≤ 100*100mml PCB thickness：1.6mml Min Track/Spacing ≥ 5/5mil l Min hole size ≥ 0.3mm l Via Process：Tenting Vias l Soldmask colour：Gree...
I. Standardized Definition of FR-4 High - Layer Multilayer PCBFR-4 (Flame Retardant Type 4) HDI PCB is the industrial designation for glass fiber-reinforced epoxy resin laminates, first standardized by the U.S. National Electrical Manufactu...
Introduction: Strategic Value of Copper SubstratesIn actual testing of new energy vehicle motor controllers, IGBT modules using copper substrates demonstrated a 27°C reduction in peak temperature and 3.8x longer lifespan compared to traditi...
Author: Jack WangIntroduction: The Industrial Turning Point of Mini LED PCBsThe global Mini LED backlight module market is projected to exceed $7.5 billion by 2025 (Yole Développement data), with a compound annual growth rate (CAGR) of 48%....
Author: Jack WangIntroduction: Market Positioning and Technological Breakthroughs of Mini LED PCBs By 2024, the global Mini LED backlight module market is projected to exceed $4.8 billion (Source: TrendForce), growing at a staggering 55% CA...
Author: Jack WangIntroduction: The Technological Revolution of Mini LEDs and Core PCB Challenges Mini LED technology is reshaping the display industry, with the global Mini LED backlight module market projected to exceed $3.5 billion by 202...
Author: Jack WangIntroduction: Industry Positioning and Technical Barriers of High-Speed PCBs With digital signal rates exceeding 56Gbps, high-speed PCBs have become the backbone of modern electronic systems. According to IPC (Association C...
Author: Jack WangIntroduction: The Invisible Backbone of the Digital RevolutionThe global high-speed PCB market is projected to exceed $28 billion by 2024 (Source: Grand View Research), with a compound annual growth rate (CAGR) of 11.3%. Th...
Author: Jack Wang1. Physical Nature and Challenges of High-Speed Signal Transmission (Establishing foundational knowledge using classical microwave theory)At the 5G NR 39GHz frequency band, FR4 substrate material with a dielectric loss tang...
Author: Jack WangAt an autonomous vehicle testing site in Beijing engineer Wang Tao installs a palm-sized circuit board into a rooftop radar. This black substrate, etched with wave-like gold traces, processes millimeter-wave signals at 24 b...
Author: Jack WangI. The "Neural Network" of 5G Base Stations: A Physical Revolution in Millimeter-Wave TransmissionIn Huawei’s 5G base stations, high-frequency PCBs handle critical millimeter-wave signal transmission. When antennas operate...
Author: Jack WangI. The "Highway" for High-Frequency Signals: The Substrate Material Selection ParadoxWhen signal frequencies exceed 1 GHz, standard FR-4 material becomes akin to a bumpy dirt road—signal attenuation can reach 0.15 dB/inch ...