This part is a kind of semiconductor called 2SB1386.
Function of this product has SOT-89 Plastic-Encapsulate Transistors.
Manufacturers : WILLAS
Image and pinout :

Some of the text within the PDF file :
WILLAS S1O.0ATS-8UR9FAPClEaMsOtUicNT-ESCnHcOaTTpKsYuBAlaRtReIERTRraECnTsIFiIEsRtSo-r2s0V- 200V SOD-123+ PACKAGE FM120-M+ 2SB1386 THRU FM1200-M+ Pb Free Product Features TRANSI•SBbTeaOtttceRhr pr(erPovcNeerPsses) design, excellent power dissipation offer leakage current and thermal resistance. s FEATUR• LEoopSwtimpirzoefibleosaurdrfaspcea moun ce. ted ap plicati on in order to z Low• Lcoowllepocwtoerr sloastsu, rhaigtihoenffvicoieltnacgy.e z Exe••cHHlliieggnhh tscuucrrugrerernectancpat-aptboaib-ligitlyiat.yi,nlocwhfaorrawcatredrvisotltiacgse drop. z Pb-•FGreuearpdraincgkfaogr oeviesrvaovltaagileapbrloetection. RoH• SUltprarohdiguhc-tspfoeredpaswckiticnhgincgo. de suffix ”G” • Silicon epitaxial planar chip, metal silicon junction. Hal•ogLeeandf-rfreeee [ ... ]
2SB1386 PDF Datasheet Download
