View pdtc143ek 2 datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D114 PDTC143EK NPN resistor-equipped transistor 1998 May 18 Product specification Supersedes data of 1997 Jun 16 File under Discrete Semiconductors, SC04 Philips Semiconductors Product specification NPN resistor-equipped transistor PDTC143EK FEATURES � Built-in bias resistors R1 and R2 (typ. 4.7 k? each) 3 � Simplification of circuit design 3 � Reduces number of components R1 1 and board space. R2 2 APPLICATIONS 1 2 � Especially suitable for space Top view reduction in interface and driver MAM284 circuits � Inverter circuit configurations without use of external resistors. Fig.1 Simplified outline (SC-59) and symbol. DESCRIPTION MARKING NPN resistor-equipped transistor in an SC-59 plastic package. TYPE