Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-126
Pinout of 2SB559-E
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The 2SB559-E transistor can have a current gain of 100 to 200. The gain of the 2SB559 will be in the range from 60 to 320, for the 2SB559-D it will be in the range from 60 to 120, for the 2SB559-F it will be in the range from 160 to 320.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SB559-E might only be marked "B559-E".
Complementary NPN transistor
The complementary NPN transistor to the 2SB559-E is the 2SD439-E.
SMD Version of 2SB559-E transistor
The BCX69 (SOT-89) and BCX69-16 (SOT-89) is the SMD version of the 2SB559-E transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.
Replacement and Equivalent for 2SB559-E transistor