Prognostic and Remaining Life Prediction of Electronic Device under Vibration Condition Based on CPSD of MPI

Table 1

Remaining life prediction results.

Component	Time; (days)	First-order modal Frequency	Damping	Remaining life prediction; (days)
BGA64		231.97	3.69	332.15
		227.41	3.73	298.73
		222.76	3.76	220.67
		220.32	3.78	183.32
QFP100		231.97	3.69	384.29
		227.41	3.73	349.50
		222.76	3.76	281.25
		220.32	3.78	249.66
QFP48		231.97	3.69	435.77
		227.41	3.73	405.41
		222.76	3.76	330.92
		220.32	3.78	387.45
SOP32		231.97	3.69	592.86
		227.41	3.73	563.43
		222.76	3.76	478.32
		220.32	3.78	449.66