R575 - Reliability Data

Reliability Data Report
Product Family R575
LTC3350
Reliability Data Report
Report Number: R575
Report generated on: Tue Feb 09 17:43:10 PST 2016
OPERATING LIFE TEST
PACKAGE TYPE
QFN/DFN
Totals
SAMPLE SIZE
231
231
OLDEST DATE
NEWEST DATE
K DEVICE HRS
CODE
CODE
(+125°C)
1149
-
1149
-
231
231
1
No. of FAILURES
2,3
0
0
HIGHLY ACCELERATED STRESS TEST AT +130 DEG C / 85% RH
PACKAGE TYPE
QFN/DFN
Totals
SAMPLE SIZE
76
76
OLDEST DATE
NEWEST DATE
K DEVICE HRS
No. of FAILURES
4
CODE
CODE
(+85°C)
1410
-
1410
-
291
291
0
0
K DEVICE HRS
No. of FAILURES
PRESSURE COOKER TEST AT 15 PSIG , +121 DEG C
PACKAGE TYPE
SAMPLE SIZE
QFN/DFN
141
Totals
141
OLDEST DATE
NEWEST DATE
CODE
CODE
1317
1334
47
0
-
-
47
0
OLDEST DATE
NEWEST DATE
K DEVICE
No. of FAILURES
CODE
CODE
CYCLES
1317
-
1334
-
154
154
0
0
OLDEST DATE
NEWEST DATE
K DEVICE
No. of FAILURES
TEMP CYCLE FROM -65 TO 150 DEG C
PACKAGE TYPE
QFN/DFN
Totals
SAMPLE SIZE
154
154
THERMAL SHOCK FROM -65 TO 150 DEG C
PACKAGE TYPE
SAMPLE SIZE
CODE
CODE
CYCLES
QFN/DFN
153
1317
1334
153
0
Totals
153
-
-
153
0
OLDEST DATE
NEWEST DATE
K DEVICE HRS
No. of FAILURES
CODE
CODE
1317
-
1334
-
154
154
0
0
HIGH TEMPERATURE BAKE AT 175 DEG C
PACKAGE TYPE
SAMPLE SIZE
QFN/DFN
Totals
154
154
(1) Assumes Activation Energy = 0.7 Electron Volts
(2) Failure Rate Equivalent to +55 °C, 60% Confidence Level =51.29 FITS
(3) Mean Time Between Failure in Years = 2225.48
(4) Assumes 20X Acceleration from 85 °C to +130 °C
Note: 1 FIT = 1 Failure in One Billion Hours.
Note 2: HAST, Temp Cycle & Thermal Shock are subjected to J-STD-020 MSL1 Preconditioning