SFFS791 February   2024 TXU0101-Q1

 

  1.   1
  2.   Trademarks
  3. 1Overview
  4. 2Functional Safety Failure In Time (FIT) Rates
    1. 2.1 SC70 Package
    2. 2.2 SON Package
    3. 2.3 SC70 and SON Packages
  5. 3Failure Mode Distribution (FMD)
  6. 4Pin Failure Mode Analysis (Pin FMA)

2.2 SON Package

This section provides Functional Safety Failure In Time (FIT) rates for the SON package of TXU0101-Q1 based on industry-wide used reliability standards:

  • Table 2-2 provides FIT rates based on IEC TR 62380 / ISO 26262 part 11
Table 2-2 Component Failure Rates per IEC TR 62380 / ISO 26262 Part 11
FIT IEC TR 62380 / ISO 26262FIT (Failures Per 109 Hours)
Total Component FIT Rate 3
Die FIT Rate2
Package FIT Rate 1

The failure rate and mission profile information in Table 2-2 comes from the Reliability data handbook IEC TR 62380 / ISO 26262 part 11:

  • Mission Profile: Motor Control from Table 11
  • Power dissipation: 7 mW
  • Climate type: World-wide Table 8
  • Package factor (lambda 3): Table 17b
  • Substrate Material: FR4
  • EOS FIT rate assumed: 0 FIT