- BD677AS_NL
- Fairchild Semiconductor
- NPN Epitaxial Silicon Transistor
- BD677ASTU_NL
- Fairchild Semiconductor
- NPN Epitaxial Silicon Transistor
- BD677AS
- On Semiconductor
- Trans Darlington NPN 60V 4A 40000mW 3-Pin(3+Tab) TO-126 Bag
- BD677ASTU
- On Semiconductor
- Trans Darlington NPN 60V 4A 40000mW 3-Pin(3+Tab) TO-126 Tube