12. SIGMA REPORT (ENHANCED CERTIFICATE OF COMPLIANCE)
The Sigma Report, an enhanced Certificate of Compliance will be performed for each lot. The results will
be available on-line by visiting TDK.com and entering the requested information.
The Sigma Report will include performance (electrical and mechanical) and reliability metrics (FIT and
MTTF).
A list of test completed is provided in Table 12.1.
Table 12.1
Ref
1
2
3
4
5
Test
Appearance
Dimensions
Inductance
DC Resistance
Solderability
13. NOTE
13-1. If there occurs something to be discussed, it should be treated on deliberation between customer
and TDK-EPC Corporation.
13-2. Please don't use the product that experienced falling.
However, If the falling is from less than 20cm high to vinyl-tile-like ground, The product with
normal appearance and characteristics can be used.
13-3. Please don't apply the stress more 10N onto the top of the product.
13-4. If acoustic noise was occurred by magnetostrictive, it is preferable that reject or attenuate
the audible frequency of current.
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