RELIABILITY DATA LT1431 8/21/2006 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE PLASTIC DIP TO-92 NEWEST DATE CODE 245 9109 698 9013 943 • HIGHLY ACCELERATED STRESS TEST AT +131°C/85%RH PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE TO-92 280 9246 280 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE PLASTIC DIP SOIC/SOT/MSOP TO-92 2,045 12,704 1,694 16,443 • TEMP CYCLE FROM -65°C to +150°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP TO-92 SAMPLE SIZE NEWEST DATE CODE 9109 9109 9137 9924 0614 0317 OLDEST DATE CODE NEWEST DATE CODE OLDEST DATE CODE 308.35 2,436.35 2,744.70 K DEVICE (4) HOURS AT +85°C 9527 NEWEST DATE CODE 193 9109 2,463 9350 421 9241 3,077 • THERMAL SHOCK FROM -65°C to +150°C PACKAGE TYPE 0021 9639 OLDEST DATE CODE PLASTIC DIP SOIC/SOT/MSOP TO-92 K DEVICE HOURS (1) AT +125°C 404.32 404.32 K DEVICE HOURS 69.67 544.11 198.59 812.37 K DEVICE CYCLES 9501 0614 0317 NEWEST DATE CODE 19.30 749.00 166.84 935.14 K DEVICE CYCLES 1,558 9427 0614 558 9544 0317 2,116 (1) Assumes Activation Energy = 1.0 Electron Volts (2) Failure Rate Equivalent to +55°C, 60% Confidence Level = 0.67 FITS (3) Mean Time Between Failures in Years = 170,264 (4) Assumes 20X Acceleration from 85°C to +131°C Note: 1 FIT = 1 Failure in One Billion Hours. Form: 00-03-6209B. R114 379.00 212.88 591.88 NUMBER OF (2) FAILURES 0 0 0 NUMBER OF FAILURES 0 0 NUMBER OF FAILURES 0 0 0 0 NUMBER OF FAILURES 0 0 0 0 NUMBER OF FAILURES 0 0 0 Rev 28