Reliability Data Report Product Family R494 LTC997 / LTC6903 / LTC6904 / LTC6905 / LTC6906 / LTC6907 / LTC6908 / LTC6909 / LTC6930 / LTC6990 / LTC6991 / LTC6992 / LTC6993 / LTC6994 / LTC6995 Reliability Data Report Report Number: R494 Report generated on: Tue Mar 11 16:40:13 PDT 2014 OPERATING LIFE TEST PACKAGE TYPE SOIC/SOT/MSOP QFN/DFN Totals SAMPLE SIZE 1324 77 1,401 OLDEST DATE NEWEST DATE K DEVICE HRS 1 CODE CODE (+125°C) 0415 0630 - 1319 0630 - 1019 77 1,096 No. of FAILURES 2,3 0 0 0 HIGHLY ACCELERATED STRESS TEST AT +130 DEG C / 85% RH PACKAGE TYPE SOIC/SOT/MSOP Totals SAMPLE SIZE 154 154 OLDEST DATE NEWEST DATE K DEVICE HRS No. of FAILURES 4 CODE CODE (+85°C) 1146 - 1146 - 406 406 0 0 K DEVICE HRS No. of FAILURES PRESSURE COOKER TEST AT 15 PSIG , +121 DEG C PACKAGE TYPE SAMPLE SIZE QFN/DFN SOIC/SOT/MSOP Totals 378 4550 4,928 OLDEST DATE NEWEST DATE CODE CODE 0602 0438 - 1122 1324 - 41 207 248 0 0 0 OLDEST DATE NEWEST DATE K DEVICE No. of FAILURES CODE CODE CYCLES 0606 0438 - 1122 1321 - 76 498 574 0 0 0 OLDEST DATE NEWEST DATE K DEVICE No. of FAILURES CODE CODE CYCLES 0438 0602 - 1321 0826 - 513 66 579 0 0 0 OLDEST DATE NEWEST DATE K DEVICE HRS No. of FAILURES CODE CODE 0822 - 0908 - 79 79 0 0 TEMP CYCLE FROM -65 TO 150 DEG C PACKAGE TYPE SAMPLE SIZE QFN/DFN SOIC/SOT/MSOP Totals 348 3865 4,213 THERMAL SHOCK FROM -65 TO 150 DEG C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP QFN/DFN Totals 4038 300 4,338 HIGH TEMPERATURE BAKE AT 150 DEG C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP Totals 79 79 (1) Assumes Activation Energy = 0.7 Electron Volts (2) Failure Rate Equivalent to +55 °C, 60% Confidence Level =10.77 FITS (3) Mean Time Between Failure in Years = 10599.46 (4) Assumes 20X Acceleration from 85 °C to +130 °C Note 1: 1 FIT = 1 Failure in One Billion Hours. Note 2: HAST, Temp Cycle & Thermal Shock are subjected to J-STD-020 MSL Preconditioning Reliability Data Report Report Number: R494 Report generated on: Tue Mar 11 16:40:13 PDT 2014 HIGH TEMPERATURE BAKE AT 175 DEG C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP Totals 100 100 OLDEST DATE NEWEST DATE CODE CODE 1301 - 1317 - K DEVICE HRS No. of FAILURES 50 50 0 0