.极限参数ABSOLUTE MAXIMUM RATINGS(除非特别说明,环境温度T=25℃Unlessspecified,TheAmbienttemperatureT=25℃) 项目Iten符号Symbel条件Conditiong值Rating单位Uint极限直流正向电压AbsolutemaximumforwardcurrentIfm 30*2mA 脉冲驱动极限正向电压PeakforwardcurrentIfp1msec脉冲,1/10占空比1msecplus10%DutyCycle40*2mA反向电压ReverseVoltageVr 5*2V极限功能PowerdissipationPd 120*2mW工作温度OperatingTemperatureRangeTopr -30~70℃贮存温度StorageTemperatureRangeTstg -4080℃