SLOA294A
June 2020 – April 2024
TPS3851-Q1
,
TPS7A16A-Q1
1
Abstract
Trademarks
1
Introduction
2
Types of Faults and Quantitative Random Hardware Failure Metrics
3
Random Failures Over a Product Lifetime and Estimation of BFR
4
BFR Estimation Techniques
5
Siemens SN 29500 FIT model
6
IEC TR 62380
7
Recommended Assumptions for BFR Calculations
8
Special Considerations for Transient Faults
9
BFR Differences (Due to Package) Between IEC TR 62380 and SN 29500
10
Effect of Power-on Hours on BFR
11
What Can You Expect for TI Products
12
Summary
13
References
14
Revision History
Technical White Paper
Understanding Functional Safety FIT Base Failure Rate Estimates per IEC 62380 and SN 29500