This part is a kind of semiconductor called 2SB1133.

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 DESCRIPTION ·With TO-220F package ·Complement to type 2SD1666 ·Low collector saturation voltage ·Wide area of safe operation APPLICATIONS ·For low-frequency and general-purpose amplifier applications PINNING PIN 1 2 3 Base Collector Emitter DESCRIPTION 2SB1133 Fig.1 simplified outline (TO-220F) and symbol Absolute maximum ratings (Ta=25 ) SYMBOL VCBO VCEO VEBO IC ICM PARAMETER Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Collector current-peak Ta=25 PC Collector dissipation TC=25 Tj Tstg Junction temperature Storage temperature 25 150 -40~150 Open emitter Open base Open collector CONDITIONS MAX -60 -60 -6 -3 -8 2 W UNIT V V V A A SavantIC Semi [ ... ]

2SB1133 PDF Datasheet Download