onsemi Single Bipolar Transistors BCX19

Bipolar (BJT) Transistor NPN 45V 500mA 300mW Surface Mount SOT-23-3

TRANS NPN 45V 0.5A SOT23-3 Product overview: BCX19 from Fairchild (onsemi) is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 45V, 0.5A, SOT23. Search-friendly keywords include transistor, BJT, switching, amplification, 45V, 0.5A, SOT23, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-BCX19 can be used for catalog matching and distributor lookup.