This part is a kind of semiconductor called 2SB1353.

Function of this product has Silicon PNP Power Transistor.

Manufacturers : INCHANGE

Image and pinout :

Some of the text within the PDF file :

INCHANGE Semiconductor isc Silicon PNP Power Transistor DESCRIPTION ·Good Linearity of hFE · Collector-Emitter Breakdown Voltage- : V(BR)CEO= -120V(Min) ·Complement to Type 2SD2033 APPLICATIONS ·Designed for use in high voltage driver applications. ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER VALUE UNIT VCBO Collector-Base Voltage -120 V VCEO Collector-Emitter Voltage -120 V VEBO Emitter-Base Voltage -5.0 V IC Collector Current-Continuous Collector Power Dissipation @ Ta=25℃ PC Collector Power Dissipation @TC=25℃ TJ Junction Temperature Tstg Storage Temperature Range -1.5 A 1.8 W 20 150 ℃ -55~150 ℃ Product Specification 2SB1353 isc website：www.iscsemi.cn 1 INCHANGE Semiconductor isc Silicon PNP Power Transistor ELECTRICAL CHARACTERISTICS TC=25 [ ... ]

2SB1353 PDF Datasheet Download