RELIABILITY DATA LTC1433/1434/1435/1436/1437/1438/1439 LTC1538/1539 LTC1624 8/21/2006 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE SIDEBRAZE PLASTIC DIP SOIC/SOT/MSOP SSOP/TSSOP NEWEST DATE CODE 115 9601 39 9626 219 9714 409 9601 782 • HIGHLY ACCELERATED STRESS TEST AT +131°C/85%RH PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE SSOP/TSSOP 321 9602 321 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP SSOP/TSSOP 6,660 26,193 32,853 • TEMP CYCLE FROM -65°C to +150°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP SSOP/TSSOP SAMPLE SIZE NEWEST DATE CODE 9629 9622 0527 0621 OLDEST DATE CODE NEWEST DATE CODE OLDEST DATE CODE 115.07 19.51 142.91 454.40 731.89 K DEVICE (4) HOURS AT +85°C 9709 NEWEST DATE CODE 5,902 9623 25,245 9622 31,147 • THERMAL SHOCK FROM -65°C to +150°C PACKAGE TYPE 9626 9626 0508 9901 OLDEST DATE CODE SOIC/SOT/MSOP SSOP/TSSOP K DEVICE HOURS (1) AT +125°C 932.18 932.18 K DEVICE HOURS 346.61 1,307.15 1,653.75 K DEVICE CYCLES 0527 0621 NEWEST DATE CODE 785.40 3,867.77 4,653.17 K DEVICE CYCLES 5,315 9623 0527 16,326 9622 0621 21,641 (1) Assumes Activation Energy = 0.7 Electron Volts (2) Failure Rate Equivalent to +55°C, 60% Confidence Level = 16.17 FITS (3) Mean Time Between Failures in Years = 7,055 (4) Assumes 20X Acceleration from 85°C to +131°C Note: 1 FIT = 1 Failure in One Billion Hours. Form: 00-03-6209B. R393 726.30 2,845.32 3,571.62 NUMBER OF (2) FAILURES 0 0 0 0 0 NUMBER OF FAILURES 0 0 NUMBER OF FAILURES 0 0 0 NUMBER OF FAILURES 0 0 0 NUMBER OF FAILURES 0 0 0 Rev 25