Qualification and Reliability Report (MTTF)

Qualification and Reliability Report
Series:
EMK12
Qualification Tests
Test
Aging
Autoclave
ESD Susceptibility
Test
120
240
36
Pass
120
240
36
Fail
0
0
0
Flammability
High Temperature Operating Life
High Temperature Storage
Highly Accelerated Temperature
and Humidity Stress Test
Latchup
Mechanical Dimensions
Mechanical Shock
Moisture Sensitivity Level
Resistance to Soldering Heat
Resistance to Solvents
Solderability
Temperature Cycle
Thermal Shock
Vibration
Method/Condition
Biased, Nominal VDD, Temperature = 85°C, Duration = 30 days
JESD22-A102, 121°C, 100% RH, 15 PSIG, 96 hours
MIL-STD-883 Method 3015, Class 2, HBM = 2,000V
JESD22-C101, CDM = 500V
UL94-V0
MIL-STD-883 Method 1005, Condition B, Biased, 125°C, 1,000 hours
MIL-STD-883 Method 1008, 150°C, 1,000 hours
JESD22-A110, Biased, 130°C, 85% RH, 96 hours
24
240
240
240
24
240
240
240
0
0
0
0
JESD17, 200mA @ 25°C
Per Datasheet
MIL-STD-883 Method 2002 Condition G, 30,000G’s, 0.12msec, ½ sine
JESD22-A113, MSL = 1, 260°C
MIL-STD-202, Method 210, Condition K, 250°C, 30 seconds
MIL-STD-202, Method 215
MIL-STD-883, Method 2003 (Pads on bottom of package only)
JESD22-A104, -65°C to +150°C, 1,000 cycles
MIL-STD-883 Method 1011 Condition B, -55°C to 125°C, 200 Cycles
MIL-STD-883 Method 2007 Condition A, 20G’s
24
48
120
180
120
120
120
240
180
120
24
48
120
180
120
120
120
240
180
120
0
0
0
0
0
0
0
0
0
0
Reliability Tests
Test
Vibration
Mechanical Shock
Temperature Cycle
Aging
Method/Condition
MIL-STD-883, Method 2007, 20 G’s
MIL-STD-883, Method 2002, 1,500G’s, 0.5msec, ½ sine
MIL-STD-883, Method 1010, -55°C to +125°C, 10 cycles
Biased, Nominal VDD, Temperature = 85°C, Duration = 720 hours
Test
160
160
160
160
Pass
160
160
160
160
Fail
0
0
0
0
Reliability Data
Characteristic
Number of Units
Hours Tested
Activation Voltage
Boltzman’s Constant
Aging Temperature
Ambient Temperature
Confidence Level
Reliability Calculations
Parameter
Failures in Time (FIT)
Mean Time To Failure (MTTF)
Constant
N
t
Ea
k
T1
T2
X2(CL, 2 dof)
Value
160
1,000
0.7eV
8.62 x 10-5
85°C
25°C
90%
Value
15 units / 1 x 109 Hours
67,175,000 hours / Failure
( χ 2 / 2) ⋅ 1,000,000,000
FIT =
Ea ⎛
Ea ⎛
1
1
1
1
⎞
⎞
⎡
⎡
⋅⎜
−
⋅⎜
−
⎟⎤
⎟⎤
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
TEN01-100-002 Rev. A
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