Reliability Data Report Product Family R541 LT3650 / LT3651 / LT3652 Reliability Data Report Report Number: R541 Report generated on: Wed Oct 31 14:11:05 PDT 2012 OPERATING LIFE TEST PACKAGE TYPE QFN/DFN Totals SAMPLE SIZE 308 308 OLDEST DATE NEWEST DATE K DEVICE HRS 1 No. of FAILURES 2,3 CODE CODE (+125°C) 0826 - 1005 - 269 269 0 0 K DEVICE HRS No. of FAILURES PRESSURE COOKER TEST AT 15 PSIG , +121 DEG C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP QFN/DFN Totals 98 296 394 OLDEST DATE NEWEST DATE CODE CODE 0937 0912 - 1005 1033 - 4 30 34 0 0 0 OLDEST DATE NEWEST DATE K DEVICE No. of FAILURES CODE CODE CYCLES 0914 1005 - 1033 1005 - 19 5 24 0 0 0 OLDEST DATE NEWEST DATE K DEVICE No. of FAILURES CODE CODE CYCLES 0937 0912 - 1005 1033 - 10 325 335 TEMP CYCLE FROM -65 TO 150 DEG C PACKAGE TYPE SAMPLE SIZE QFN/DFN SOIC/SOT/MSOP Totals 196 50 246 THERMAL SHOCK FROM -65 TO 150 DEG C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP QFN/DFN Totals 100 577 677 (1) Assumes Activation Energy = 1.0 Electron Volts (2) Failure Rate Equivalent to +55 °C, 60% Confidence Level =6.81 FITS (3) Mean Time Between Failure in Years = 16750.93 Note: 1 FIT = 1 Failure in One Billion Hours. Note 2: HAST, PCT, Temp Cycle & Thermal Shock are subjected to J-STD-020 Preconditioning page 1 0 0 0