This part is a kind of semiconductor called 2SB755.

Function of this product has SILICON POWER TRANSISTOR.

Manufacturers : SavantIC

Image and pinout :

Some of the text within the PDF file :

SavantIC Semiconductor Product Specification Silicon PNP Power Transistors 2SB755 · DESCRIPTION ·With MT-200 package ·Complement to type 2SD845 ·High transition frequency ·High breakdown voltage :VCEO=-150V(min) APPLICATIONS ·For power amplifier applications PINNING(see Fig.2) PIN 1 2 3 Base Collector;connected to mounting base Emitter Fig.1 simplified outline (MT-200) and symbol DESCRIPTION Absolute maximum ratings (Ta=25 ) SYMBOL VCBO VCEO VEBO IC IB PC Tj Tstg PARAMETER Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Base current Collectorl power dissipation Junction temperature Storage temperature TC=25 CONDITIONS Open emitter Open base Open collector VALUE -150 -150 -5 -12 -1.2 120 150 -55~150 UNIT V V V A A W Sav [ ... ]

2SB755 PDF Datasheet Download