This part is a kind of semiconductor called 2N2484.
Function of this product has NPN general purpose transistor.
Manufacturers : Philips
Image and pinout :

Some of the text within the PDF file :
DISCRETE SEMICONDUCTORS DATA SHEET M3D125 2N2484 NPN general purpose transistor Product specification Supersedes data of September 1994 File under Discrete Semiconductors, SC04 1997 May 01 Philips Semiconductors Product specification NPN general purpose transistor FEATURES • Low current (max. 50 mA) • Low voltage (max. 60 V) APPLICATIONS • General purpose switching and amplification • High performance (low-level), low-noise amplifier applications both for direct current and frequencies up to 100 MHz. DESCRIPTION NPN transistor in a TO-18; SOT18 metal package. Fig.1 handbook, halfpage 1 2N2484 PINNING PIN 1 2 3 emitter base collector, connected to the case DESCRIPTION 3 2 2 3 MAM264 1 Simplified outline (TO-18; SOT18) and symbol. QUICK REFERENCE DATA SYMBOL VCBO VCEO [ ... ]
2N2484 PDF Datasheet Download
