Qualification and Reliability Report Series: E1WS Qualification Tests Test Aging ESD Susceptibility Flammability Mechanical Dimensions Mechanical Shock Moisture Sensitivity Level Resistance to Soldering Heat Resistance to Solvents Solderability Vibration Method/Condition Biased, 0.5µW typical, Temperature = 85°C, Duration = 30 days MIL-STD-883, Method 3015, Class 1, HBM = 1,500V UL94-V0 Per Datasheet MIL-STD-883, Method 2002, Condition B, 1,500G’s, 0.5msec, ½ sine J-STD-020, MSL = 1 MIL-STD-202, Method 210, Condition K MIL-STD-202, Method 215 MIL-STD-883, Method 2003 MIL-STD-883, Method 2007, Condition A, 20G’s Test 100 10 10 25 100 100 100 100 100 100 Pass 100 10 10 25 100 100 100 100 100 100 Fail 0 0 0 0 0 0 0 0 0 0 Reliability Tests Test Vibration Mechanical Shock Aging Method/Condition MIL-STD-883, Method 2007, Condition A, 20 G’s MIL-STD-883, Method 2002, Condition B, 1,500G’s, 0.5msec, ½ sine Biased, 0.5µW typical, Temperature = 85°C, Duration = 720 hours Test 8,215 8,215 8,215 Pass 8,215 8,215 8,215 Fail 0 0 0 Reliability Data Characteristic Number of Units Hours Tested Activation Voltage Boltzmann’s Constant Aging Temperature Ambient Temperature Confidence Level Reliability Calculations Parameter Failures in Time (FIT) Mean Time To Failure (MTTF) FIT = Constant N t Ea k T1 T2 X2(CL, 2 dof) Value 8,215 720 0.4eV 8.62 x 10-5 85°C 25°C 90% Value 29 units / 1 x 109 Hours 34,925,000 hours / Failure ( χ 2 / 2) ⋅ 1,000,000,000 1 1 1 1 Ea ⎛ Ea ⎛ ⎞ ⎞ ⎡ ⎡ ⋅⎜ − ⋅⎜ − ⎟⎤ ⎟⎤ k ⎝ T 1+ 273 T 2 + 273 ⎠ k ⎝ T 1+ 273 T 2 + 273 ⎠ ∑ ⎢ f i ⋅ ti ⋅ e ⎥ ⎥ + ⎢N ⋅ t ⋅ e ⎥⎦ ⎢⎣ ⎥⎦ ⎢⎣ MTTF = 1,000,000,000 / FIT TEN01-100-350 Rev. A 3545 CADILLAC AVENUE • COSTA MESA, CA 92626-1401 • (714) 433-1200 • Fax (714) 433-1234