View pmbt3904d 1 datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D302 PMBT3904D NPN switching double transistor Product specification 1999 Dec 15 Philips Semiconductors Product specification NPN switching double transistor PMBT3904D FEATURES PINNING • Low current (max. 100 mA) PIN DESCRIPTION • Low voltage (max. 40 V) 1, 4 emitter TR1; TR2 • Reduces number of components and board space. 2, 5 base TR1; TR2 6, 3 collector TR1; TR2 APPLICATIONS • Telephony and professional communication equipment. 6 5 4 handbook, halfpage 5 4 6 DESCRIPTION Two independently operating NPN switching transistors in TR2 a SC-74, six lead, SMD plastic package. TR1 MARKING 1 2 3 1 2 3 Top view MAM432 TYPE NUMBER MARKING CODE PMBT3904D D1 Fig.1 Simplified outline (SC-74) and symbol. LIMITING V