1N990A,DIODE ZENER 160V 500MW DO7
1N990B,DIODE ZENER 160V 500MW DO7
1N990BUR-1,VOLTAGE REGULATOR
1N991A,DIODE ZENER 180V 500MW DO7
【Fairchild Semiconductor】1N991B,稳压二极管
【Fairchild Semiconductor】1N991B_T50A,稳压二极管
【Fairchild Semiconductor】1N991B_T50R,稳压二极管
1N991BUR-1,DIODE ZENER