This part is a kind of semiconductor called D2504.

Function of this product has 2SD2504.

Manufacturers : Panasonic Semiconductor

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Transistors 2SD2504 Silicon NPN epitaxial planar type For low-frequency power amplification ■ Features • Low collector-emitter saturation voltage VCE(sat) • Large collector current IC ■ Absolute Maximum Ratings Ta = 25°C Parameter Symbol Rating Collector-base voltage (Emitter open) Collector-emitter voltage (Base open) Emitter-base voltage (Collector open) Collector current Peak collector current * Collector power dissipation Junction temperature Storage temperature VCBO VCEO VEBO IC ICP PC Tj Tstg 15 10 10 5 9 750 150 −55 to +150 Note) *: t = 380 µs Unit V V V A A mW °C °C 5.0±0.2 Unit: mm 4.0±0.2 5.1±0.2 0.7±0.2 12.9±0.5 0.7±0.1 0.45+–00..115 2.5+–00..26 2.5+–00..26 0.45+–00..115 1 23 2.3±0.2 1 : Emitter 2 : Collector 3 [ ... ]

D2504 PDF Datasheet Download