ibmmaomao 发表于 2011-4-5 09:03:05

LED & LD Ta Tj

If calculate Ea, we should do two times experiment: T2 T1 , then get Lifetime1 and 2. BUT T2/ T1 is Ta(Temperature ambinent)or Tj(Temperature junction)?

huayuan 发表于 2011-4-5 09:55:36

买盐滴路过{:6_151:}
页: [1]
查看完整版本: LED & LD Ta Tj