2N6989U
Manufacturers：
TT Electronics/Optek Technology
Description：
TRANS 4NPN 50V 0.8A 20CLCC
2N6989UTX
Manufacturers：
TT Electronics/Optek Technology
Description：
TRANS 4NPN 50V 0.8A SMT
2N6990
Manufacturers：
Microsemi Commercial Components
Description：
TRANS 4NPN 50V 0.8A