How Does FR-4 Guarantee Long-Term Reliability in Consumer Electronics?
High-Tg FR-4 laminates ensure reliability by maintaining mechanical rigidity under extreme thermal stress, specifically preventing pad cratering and via wall fractures during lead-free soldering. With a glass transition temperature exceeding 170C, these materials withstand repetitive thermal cycling, reducing interconnect failure rates by 18% in high-density consumer devices. PCBMASTER testing confirms that maintaining an insulation resistance […]
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