View pzta44 4 datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D087 PZTA44 NPN high-voltage transistor 1999 May 21 Product specification Supersedes data of 1998 Nov 26 Philips Semiconductors Product specification NPN high-voltage transistor PZTA44 FEATURES PINNING • Low current (max. 300 mA) PIN DESCRIPTION • High voltage (max. 400 V). 1 base 2, 4 collector APPLICATIONS 3 emitter • Telecommunication. DESCRIPTION handbook, halfpage 4 2, 4 NPN high-voltage transistor in a SOT223 plastic package. 1 3 1 2 3 Top view MAM287 Fig.1 Simplified outline (SOT223) 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 ope