This part is a kind of semiconductor called B1094.

Function of this product has 2SB1094.

Manufacturers : NEC

Image and pinout :

Some of the text within the PDF file :

DATA SHEET SILICON POWER TRANSISTOR 2SB1094 PNP SILICON EPITAXIAL TRANSISTOR FOR LOW-FREQUENCY POWER AMPLIFIER FEATURES • The 2SB1094 features ratings covering a wide range of applications and is ideal for power supplies or a variety of drives in audio and other equipment.: VCEO ≥ −60 V, VEBO ≥ −7.0 V, IC(DC) ≤ −3.0 A • Mold package that does not require an insulating board or insulation bushing • Complementary transistor with 2SD1585 PACKAGE DRAWING (UNIT: mm) QUALITY GRADES • Standard Please refer to “Quality Grades on NEC Semiconductor Devices” (Document No. C11531E) published by NEC Corporation to know the specification of quality grade on the devices and its recommended applications. ABSOLUTE MAXIMUM RATINGS (Ta = 25°C) Parameter Coll [ ... ]

B1094 PDF Datasheet Download