View pdtc124xe 3 datasheet:

DISCRETE SEMICONDUCTORS DATA SHEET M3D173 PDTC124XE NPN resistor-equipped transistor 1999 May 18 Product specification Supersedes data of 1998 Sep 21 Philips Semiconductors Product specification NPN resistor-equipped transistor PDTC124XE FEATURES • Built-in bias resistors R1 and R2 (typ. 22 k? and 47 k? respectively) • Simplification of circuit design handbook, halfpage 3 3 • Reduces number of components and board space. R1 1 R2 APPLICATIONS 2 12 • Especially suitable for space reduction in interface and Top view MAM346 driver circuits • Inverter circuit configurations without use of external resistors. Fig.1 Simplified outline (SC-75; SOT416) and DESCRIPTION symbol. NPN resistor-equipped transistor in a SC-75 (SOT416) plastic package. PNP complement: PDTA