Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-202
Pinout of 2SA634-M
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The 2SA634-M transistor can have a current gain of 50 to 100. The gain of the 2SA634 will be in the range from 40 to 250, for the 2SA634-K it will be in the range from 120 to 250, for the 2SA634-L it will be in the range from 80 to 160, for the 2SA634-N it will be in the range from 40 to 60.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SA634-M might only be marked "A634-M".
Complementary NPN transistor
The complementary NPN transistor to the 2SA634-M is the 2SC1096-M.
Replacement and Equivalent for 2SA634-M transistor