Technical Memorandum: Projecting Catastrophic Failure Rate of LED Packages
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ANSI/IES TM-26-20(R2023)
Document Type: Technical Memorandum (TM)
Available as a downloadable secure PDF only.
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Product Description
Learn three methodologies for projecting the catastrophic failure rate of LED packages.
Page count: 8 pages
Publisher: Illuminating Engineering Society (2023)
SKU: ANSI/IES TM-26-20(R2023)
ISBN-13: 978-0-87995-221-1
Chapters:
- 1.0 Introduction and Scope
2.0 Normative References
3.0 Definitions
4.0 Description Of Failure Rates – “Bathtub Curve”
5.0 Methods of Failure Rate Projection for the Stable Rate Period
Citation Format:
Illuminating Engineering Society. ANSI/IES TM-26-20(R2023), Technical Memorandum: Projecting Catastrophic Failure Rate of LED Packages. New York: IES; 2023.
CONTENTS
- 1.0 Introduction and Scope
-
- 1.1 Introduction
- 1.2 Scope
- 2.0 Normative References
-
- 2.1 ANSI/IES LS-1-20
- 2.2 NIST/SEMATECH E-Handbook of Statistical Methods, Engineering Statics Handbook
- 2.3 SN29500-12
- 2.4 JESD51-51
- 2.5 JESD85
- 2.6 JESD74A
- 3.0 Definitions
-
- 3.1 Catastrophic LED Package Failure
- 3.2 Failure-in-Time (FIT) Rate
- 4.0 Description Of Failure Rates – “Bathtub Curve”
-
- 4.1 Early Failure Period
- 4.2 Stable Failure Rate Period
- 4.3 Wearout Failure Period
- 5.0 Methods of Failure Rate Projection for the Stable Rate Period
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- 5.1 Prioritization of Catastrophic Failures Analysis and Projection
- 5.2 Conversion of All Temperatures to Kelvins
- 5.3 Method 1 – Results of Catastrophic Failure Rate Reported in Table Format
- 5.4 Method 2 – Catastrophic Failure Rate Projection Model A
- 5.5 Method 3 – Catastrophic Failure Rate Projection Model B