Aug 30, 2017 · BC547 is a NPN transistor hence the collector and emitter will be left open when the base pin is held at ground and will be closed when a signal is provided to base pin. BC547 Transistor: Pinout, Diagrams, Equivalents & Datasheet

Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. GENERAL PURPOSE SMALL SIGNAL NPN BIPOLAR TRANSISTOR FEATURES • SILICON NPN • HERMETICALLY SEALED TO18 • SCREENING OPTIONS AVAILABLE VCBO Collector – Base Continuous Voltage BC017 BC108, BC109 VCEO Collector – Emitter Continuous Voltage With Zero Base Current BC107 BC108, BC109