BFT92 silicon PNP transistor by Philips. Package: surface mount SOT-23 Topside marking: W1p Download Philips BFT92 datasheet: 5 Ghz wideband PNP transistor Designed for wideband RF amps. (NPN compliments are BFR 92 / BFR 92A) Status: NOS ( New Old Stock) RoHS compliant : tbc