View pmss3904 4 datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D187 PMSS3904 NPN switching transistor 1999 May 27 Product specification Supersedes data of 1997 Sep 03 Philips Semiconductors Product specification NPN switching transistor PMSS3904 FEATURES PINNING • Low current (max. 100 mA) PIN DESCRIPTION • Low voltage (max. 40 V). 1 base 2 emitter APPLICATIONS 3 collector • General purpose switching and amplification • Telephony and professional communication equipment. DESCRIPTION 3 handbook, halfpage NPN switching transistor in an SC-70 (SOT323) plastic 3 package. PNP complement: PMSS3906. 1 MARKING CODE 2 TYPE NUMBER MARKING CODE(1) 1 2 PMSS3904 ?04 Top view MAM062 Note Fig.1 Simplified outline (SC-70; SOT323) 1. ? = - : Made in Hong Kong. and symbol. ? = t