芯片FT测试转移测试平台的评估方法

http ://www.cicmag 芯片FT 测试转移测试平台的评估方法
李珂
(天水华天科技股份有限公司)
低通滤波器设计摘要:设计公司通过封装测试厂,进行最后测试(Final Test ,FT ),筛选出封装不良品,以保证芯片焊接在视觉引导
脉动测速电路板上的可靠性。在实际过程中,当IC 产品的出货需求量增大,对自动化测试设备(ATE )测试精度
及系统性能的要求提高时,当前封装测试工厂中的机器需要被优化或者报废。为了满足客户的需求,
需要更换测试设备。客户关注不同测试平台稳定性,测试精度,每小时的产出(Unit Per Hour ,uph )等差
桶装水管理系统异。因此,封装测试厂需要做一系列的验证,通过大量的数据比对,对两种平台之间的测试稳定性,精度等方面进行对比,确认两种平台上存在的偏差范围,以确保新平台能满足客户测试方案的精度要求。
关键字:转移测试平台;
稳定性;准确性Evaluation method of chip FT test transfer test platform
水位显示器LI Ke
(Tianshui Huatian Technology Co.,Ltd.)
裤衩裙Abstract:The design company IC testing through a packaging test factory to screen out defective packages to ensure the reliability of the chip soldered on the circuit board.In the actual process,when the shipping demand for IC prod-ucts increases and the requirements for ATE equipment test accuracy and system performance increase,the machines in the current packaging test factory need to be optimized or scrapped.To meet customer needs,test equipment needs to be replaced.Customers pay attention to differences in stability,test accuracy,uph,etc.of different test platforms.Therefore,the packaging test factory needs to do a series of verifications,compare the test stability and accuracy be-tween the two platforms through a large number of data comparisons,and confirm the deviation range on the two plat-forms to ensure the new platform.Can meet the accuracy requirements of customer test solutions.
Key words:transfer test platform;stability;accuracy
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