UCC33421-Q1: Functional safety Fit and Failure modes

ANAND MEHARWADE

Prodigy 20 points

Part Number: UCC33421-Q1

Tool/software:

Hi There,

Could you please provide the following information for this UCC33421-Q1 component:

Failure In Time (FIT) rate or failure rate data or Reference to the SN29500 standard
Detailed failure mode analysis and distribution

Generally, TI provide this document to aid Functional safety analysis. If not available kindly provide your recommendation for the above requirement to choose from standards.

Regards,

Anand M

30 days ago

0 Manuel Alva Hernandez 28 days ago

TI__Genius 15536 points

Anand,

-You can find the FIT report for UCC33421-Q1 in ti.com here MTBF and FIT Rate Estimator

-Regarding the FMA, let me check this with the respective engineer and I will be back to you.

Thank you

0 ANAND MEHARWADE 27 days ago in reply to Manuel Alva Hernandez

Prodigy 20 points

Dear Manuel.

Thanks for the response. I generally consider the fit rate at CL > 70% as per the ISO26262 recommendation. I request to provide fit rate reference SN29500 standard. Also please provide the failure modes and distribution for the same,

Regards,

Anand M

0 ANAND MEHARWADE 27 days ago in reply to ANAND MEHARWADE

Prodigy 20 points

Hi,
I am expecting similar document for this device

https://www.ti.com/lit/pdf/sffs468

Regards,

Anand M

0 ANAND MEHARWADE 27 days ago in reply to Manuel Alva Hernandez

Prodigy 20 points

Hi Manuel Alva Hernandez,

I believe the below is similar device which i can use data.

UCC33010(Q1) UCC33020(Q1) UCC33410(Q1) UCC33420(Q1) Functional Safety FIT Rate, FMD and Pin FMA (Rev. A)

Regards,

Anand M

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UCC33421-Q1: Functional safety Fit and Failure modes