RELIABILITY DATA LTC1966 1/20/2009 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE SOIC/SOT/MSOP SSOP/TSSOP NEWEST DATE CODE 231 0201 77 0318 308 • HIGHLY ACCELERATED STRESS TEST AT +131°C/85%RH PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE 0318 0318 NEWEST DATE CODE 231.00 77.00 308.00 K DEVICE (4) HOURS AT +85°C 0 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP 1,166 1,166 • TEMP CYCLE FROM -65°C to +150°C PACKAGE TYPE SAMPLE SIZE NEWEST DATE CODE 0221 0450 OLDEST DATE CODE NEWEST DATE CODE 363 0221 420 0243 783 • THERMAL SHOCK FROM -65°C to +150°C PACKAGE TYPE SOIC/SOT/MSOP SSOP/TSSOP SAMPLE SIZE OLDEST DATE CODE K DEVICE HOURS 329.38 329.38 K DEVICE CYCLES 0746 0524 NEWEST DATE CODE 207.89 243.74 451.63 K DEVICE CYCLES 350 0226 0824 254 0243 0524 604 (1) Assumes Activation Energy = 0.7 Electron Volts (2) Failure Rate Equivalent to +55°C, 60% Confidence Level = 38.43 FITS (3) Mean Time Between Failures in Years = 2,968 (4) Assumes 20X Acceleration from 85°C to +131°C Note: 1 FIT = 1 Failure in One Billion Hours. Form: 00-03-6209B. R448 0 0 0 NUMBER OF FAILURES 0.00 OLDEST DATE CODE SOIC/SOT/MSOP SSOP/TSSOP NUMBER OF (2) FAILURES K DEVICE HOURS (1) AT +125°C 223.40 209.90 433.30 0 NUMBER OF FAILURES 0 0 NUMBER OF FAILURES 0 0 0 NUMBER OF FAILURES 0 0 0 Rev 8