INVITED TALK: Failure Analysis Engineering of Semiconductor Lasers

Wednesday, November 2, 2022: 11:15 AM
Ballroom A (Pasadena Convention Center)
Mr. Ian M Kearney , TRUMPF Photonics Inc., East Windsor, NJ, iDEAL Semiconductor, Allentown, PA

Summary:

Laser module reliability reported abnormal dead/weak emitters at bar level during life test (2530 hours). Hypothesis: A new plan of record (POR) AR mirror coating was the culprit. No catastrophic optical mirror damage (COMD) was observed.