RELIABILITY DATA LTC5100 / LTC2240 / 2241 / 2242 8/21/2006 • OPERATING LIFE TEST PACKAGE DEVICE TYPE TYPE PACKAGE SAMPLE SIZE TYPE OLDEST LEAD DATE COUNT CODE QFN/DFN 234 0408 234 • HIGHLY ACCELERATED STRESS TEST AT +131°C/85%RH PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE QFN/DFN 50 0408 50 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE QFN/DFN 252 252 • TEMP CYCLE FROM -65°C to +150°C PACKAGE TYPE SAMPLE SIZE QFN/DFN 279 279 • THERMAL SHOCK FROM -65°C to +150°C PACKAGE TYPE QFN/DFN SAMPLE SIZE NEWEST DATE DATE CODE CODE DEVICE #KOF LEADS HOURS (1) TESTED AT +125°C 0626 NEWEST DATE CODE 234.00 234.00 K DEVICE (4) HOURS AT +85°C 0408 OLDEST DATE CODE NEWEST DATE CODE 0313 0633 OLDEST DATE CODE NEWEST DATE CODE 0321 0544 OLDEST DATE CODE NEWEST DATE CODE 168.00 168.00 0 0 NUMBER OF FAILURES 0 0 NUMBER OF FAILURES K DEVICE HOURS 84.82 84.82 K DEVICE CYCLES 241.11 241.11 K DEVICE CYCLES 281 0313 0544 281 (1) Assumes Activation Energy = 0.7 Electron Volts (2) Failure Rate Equivalent to +55°C, 60% Confidence Level = 50.58 FITS (3) Mean Time Between Failures in Years = 2,255 (4) Assumes 20X Acceleration from 85°C to +131°C Note: 1 FIT = 1 Failure in One Billion Hours. Form: 00-03-6209B. R492 NUMBER NUMBER OF OF (2) FAILURES FAILURES 242.50 242.50 0 0 NUMBER OF FAILURES 0 0 NUMBER OF FAILURES 0 0 Rev 4