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. 2016 Apr 7;6:24052. doi: 10.1038/srep24052

Table 5. Comparison of mechanical strain and von misses stress at the LED chip- encapsulant interface and encapsulant- molding part interface for LEDs under On and Off conditions.

  LED chip – Encapsulant interface
Encapsulant – Molding part interface
LED On state LED Off state LED On state LED Off state
Maximum Mechanical strain 0.0287 0.27E − 5 0.009 0.27E − 5
Maximum Von- Misses stress (Pascals) 0.15E + 9 4.1E + 4 6.7E + 4 4.1E + 4