This part is a kind of semiconductor called 2SA0684.

Function of this product has Silicon PNP epitaxial planar type.

Manufacturers : Panasonic Semiconductor

Image and pinout :

Some of the text within the PDF file :

Transistors 2SA0683 (2SA683), 2SA0684 (2SA684) Silicon PNP epitaxial planar type Unit: mm ■ Features • Allowing supply with the radial taping ■ Absolute Maximum Ratings Ta = 25°C Parameter Collector-base voltage (Emitter open) 2SA0683 2SA0684 VCEO VEBO IC ICP PC Tj Tstg Symbol VCBO Rating −30 −60 −25 −50 −5 −1 −1.5 1 150 −55 to +150 V A A W °C °C V Unit V 0.45+0.2 –0.1 (1.27) 13.5±0.5 0.7+0.3 –0.2 0.7±0.1 8.6±0.2 For low-frequency power amplification and driver amplification Complementary to 2SC1383, 2SC1384 5.9±0.2 4.9±0.2 0.45+0.2 –0.1 (1.27) 1 2 3 Emitter-base voltage (Collector open) Collector current Peak collector current Collector power dissipation Junction temperature Storage temperature 2.54±0.15 ■ Electrical Characteristics Ta [ ... ]

2SA0684 PDF Datasheet Download