Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-220F
Pinout of 2SD1270-Q
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The 2SD1270-Q transistor can have a current gain of 90 to 180. The gain of the 2SD1270 will be in the range from 60 to 260, for the 2SD1270-P it will be in the range from 130 to 260, for the 2SD1270-R it will be in the range from 60 to 120.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SD1270-Q might only be marked "D1270-Q".
Complementary PNP transistor
The complementary PNP transistor to the 2SD1270-Q is the 2SB945-Q.
Replacement and Equivalent for 2SD1270-Q transistor