RELIABILITY DATA LT1792 / LT1793 8/21/2006 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE PLASTIC DIP 77 9901 77 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE PLASTIC DIP SOIC/SOT/MSOP 647 595 1,242 • TEMP CYCLE FROM -65°C to +150°C PACKAGE TYPE SAMPLE SIZE NEWEST DATE CODE 9903 9903 0119 0129 OLDEST DATE CODE NEWEST DATE CODE 200 9903 550 9903 750 • THERMAL SHOCK FROM -65°C to +150°C SAMPLE SIZE OLDEST DATE CODE K DEVICE HOURS (1) AT +125°C 9901 OLDEST DATE CODE PLASTIC DIP SOIC/SOT/MSOP PACKAGE TYPE NEWEST DATE CODE 77.00 77.00 NEWEST DATE CODE 15.53 137.52 153.05 K DEVICE CYCLES 20.05 286.45 306.50 K DEVICE CYCLES PLASTIC DIP SOIC/SOT/MSOP 150 9903 9929 250 9903 0003 400 (1) Assumes Activation Energy = 1.0 Electron Volts (2) Failure Rate Equivalent to +55°C, 60% Confidence Level = 23.89 FITS (3) Mean Time Between Failures in Years = 4,775 Note: 1 FIT = 1 Failure in One Billion Hours. Form: 00-03-6209B. R408 0 0 NUMBER OF FAILURES K DEVICE HOURS 0119 0129 NUMBER OF (2) FAILURES 15.00 27.50 42.50 0 0 0 NUMBER OF FAILURES 0 0 0 NUMBER OF FAILURES 0 0 0 Rev 17