This part is a kind of semiconductor called TIP102.

Function of this product has COMPLEMENTARY SILICON POWER DARLINGTON TRANSISTORS.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

TIP102 ® TIP107 COMPLEMENTARY SILICON POWER DARLINGTON TRANSISTORS s STMicroelectronics PREFERRED SALESTYPES s COMPLEMENTARY PNP - NPN DEVICES s INTEGRATED ANTIPARALLEL COLLECTOR-EMITTER DIODE APPLICATIONS s LINEAR AND SWITCHING INDUSTRIAL EQUIPMENT s AUDIO POWER AMPLIFIER s GENERAL POWER SWITCHING s DC-AC CONVERTER s EASY DRIVER FOR LOW VOLTAGE DC MOTOR DESCRIPTION The TIP102 is a silicon Epitaxial-Base NPN power transistor in monolithic Darlington configuration mounted in TO-220 plastic package. It is intented for use in power linear and switching applications. The complementary PNP type is TIP107. 3 2 1 TO-220 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter VCBO Collector-Base Voltage (IE = 0) VCEO Collector-Emitter Voltage (IB = 0) VEBO Emitter-Base Voltage [ ... ]

TIP102 PDF Datasheet Download