Package Reliability Vishay Siliconix ENVIRONMENTAL AND PACKAGE TESTING DATA FOR TSSOP 14-28 LEAD Stress Sample Size Device Hr./Cyc Condition Total Fails Fail Percentage BOND INT 160 80,000 200_C + N2 0 0.00 HAST 2,050 202,500 130_C, 85%RH 0 0.00 Pressure Pot 5,607 547,872 121_, 15 PSIG 0 0.00 Solder DUNK 590 1,830 260_C, 10SEC 0 0.00 Solderability 840 6,960 883 M2003 0 0.00 Temp Cycle 6,260 2,183,000 ā65_Cā150_C 0 0.00 Thermal Shock 850 8,500 ā60_Cā150_C 0 0.00 Document Number: 72447 29-Jan-05 www.vishay.com 1