Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-126
Pinout of 2SC2899
Here is an image showing the pin diagram of this transistor.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SC2899 might only be marked "C2899".
SMD Version of 2SC2899 transistor
The PBHV8540T (SOT-23), PBHV8540X (SOT-89), PBHV8540Z (SOT-223), PMBTA44 (SOT-23) and STR1550 (SOT-23) is the SMD version of the 2SC2899 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.