Part Number : 2SB688
Function :HIGH POWER AMPLIFIER APPLICATION
Manufacturer : Unisonic Technologies
Pinout : 
Description
PNP EPITAXIAL SILICON TRANSISTOR
* Complementary to 2SD718.
* Recommended for 45 ~ 50W Audio Frequency Amplifier Output Stage.
Datasheet PDF Download
Other datasheets in the file : 2SB688, B688