mpsa44 4.pdf datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D186 MPSA44 NPN high-voltage transistor 1999 Apr 27 Product specification Supersedes data of 1998 Nov 26 Philips Semiconductors Product specification NPN high-voltage transistor MPSA44 FEATURES PINNING Low current (max. 300 mA) PIN DESCRIPTION High voltage (max. 400 V). 1 collector 2 base APPLICATIONS 3 emitter Telecommunication applications. DESCRIPTION 1 handbook, halfpage 1 2 3 NPN high-voltage transistor in a TO-92; SOT54 plastic 2 package. 3 MAM279 Fig.1 Simplified outline (TO-92; SOT54) and symbol. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT VCBO collector-base voltage open emitter - 500 V VCEO collector-emitter voltage open base - 400 V VEBO emitter-base voltage open collector - 6V IC collector cu