Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-220
Pinout of 2SD855-Q
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The 2SD855-Q transistor can have a current gain of 70 to 150. The gain of the 2SD855 will be in the range from 40 to 250, for the 2SD855-R it will be in the range from 40 to 90.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SD855-Q might only be marked "D855-Q".
Complementary PNP transistor
The complementary PNP transistor to the 2SD855-Q is the 2SB760-Q.
SMD Version of 2SD855-Q transistor
The 2SC3444 (SOT-89), BCP55 (SOT-223), BCP55-10 (SOT-223), BCX55 (SOT-89), BCX55-10 (SOT-89), FMMTA05 (SOT-23) and KST05 (SOT-23) is the SMD version of the 2SD855-Q transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.
Replacement and Equivalent for 2SD855-Q transistor