PDF datasheet of 96.7 KB for the 2SC4482, an NPN bipolar transistor according to Japanese JIS designation. Only the part number is present in the name, so maker and case type come from the document. Contents usually include maximum voltages and currents, power dissipation, hFE and a dimensional drawing. Technicians consult it for pin identification, diode-mode testing and choosing a replacement. Check that the replacement footprint and lead order match the original before soldering.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @cyberlanelectonik. Enginerys does not host this file.
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