This part is a kind of semiconductor called B1098.

Function of this product has 2SB1098.

Manufacturers : SavantIC

Image and pinout :

Some of the text within the PDF file :

SavantIC Semiconductor Silicon PNP Power Transistors DESCRIPTION ·With TO-220F package ·Complement to type 2SD1589 ·DARLINGTON ·High DC current gain APPLICATIONS ·Low speed switching industrial use ·Low frequency power amplifier PINNING PIN 1 2 3 DESCRIPTION Emitter Collector Base Product Specification 2SB1098 Fig.1 simplified outline (TO-220F) and symbol Absolute maximum ratings (Ta=25 ) SYMBOL PARAMETER VCBO Collector-base voltage VCEO VEBO Collector-emitter voltage Emitter-base voltage IC Collector current ICM Collector current-peak IB Base current PC Collector dissipation Tj Junction temperature Tstg Storage temperature CONDITIONS Open emitter Open base Open collector Ta=25 TC=25 MAX -100 -100 -7 -5 -8 -0.5 2 20 150 -55~150 UNIT V V V A A A [ ... ]

B1098 PDF Datasheet Download