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发表于 2021-9-23 16:57:37
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三星原厂 检测报告:
After external visual inspection, we did not find any abnormality on the surface of the returned sample.
-. As a result of electrical characteristics measurement, the returned SPL#1 SPL#2 does not meet the
specifications.
The returned SPL#1 SPL#2 surface conforms to the specification.
-. As a result of internal inspection, we can find mechanical cracks inside the returned SPL#1 and
mechanical cracks inside SPL#2.
-. Mechanical crack which started from the end of termination and passed through internal electrodes induced IR low,
The test results showed that the internal cracks were caused by external forces and eventually caused a short circuit.
* Please refer to Appendix 1 to understand the formation mechanism of this type of failure mode.
-. If you have any questions, feel free to contact us.
经过外部目测,我们没有发现退回样品的表面有任何异常。
-. 电特性测量结果,返回的 SPL#1 SPL#2 不符合
规格。
返回的 SPL#1 SPL#2 表面符合规范。
-. 作为内部检查的结果,我们可以在退回的 SPL#1 中发现机械裂纹,并且
SPL#2 内部出现机械裂纹。
-. 从终端末端开始并通过内部电极的机械裂纹引起 IR 低,
测试结果表明,内部裂纹是由外力引起的,最终导致短路。
* 此类失效模式的形成机制请参考附录1。
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