FIT / MTBF (Failure Rate)
View PDF data sheet Meisongbei FIT / MTBF Values
Our steady state FIT, MTBF values are calculated per Telcordia SR-332 Issue 4 (2016).
Telcordia SR-332 Issue 4*
90% UCL
60% UCL
RF Inductors / Transformers
FITs
(ppb hours)
MTBF
(hours)
FITs
(ppb hours)
MTBF
(hours)
Chip inductors, air core inductors, RFID coils
0.27
3.70x109
0.23
4.348 x109
Tunable inductors
4.97
2.01 x108
3.59
2.786 x108
Broadband conical inductors
0.67
1.49 x109
0.51
1.961 x109
Wideband RF transformers / baluns / chip transformers
13.92
7.18 x107
9.71
1.030 x108
Power Inductors / Transformers
SMT and THT power inductors
0.67
1.49 x109
0.51
1.961 x109
Coupled power inductors
15.43
6.48 x107
10.55
9.479 x107
Transformers / Current sensors
15.43
6.48 x107
10.55
9.479 x107
EMI Filters
CM chokes
15.43
6.48 x107
10.55
9.479 x107
Note: All calculations are based on the following conditions: Ground, Fixed, Controlled Environment, I-D Device Method, Quality Level II, 100% electrical stress, 85°C operating temperature, and 0.15 eV activation energy.
Reliability