Thank you for having an interest in our availability for part number SD1487, a Transistor Pwr Rf Npn 18V - - 11Db ~ 13Db 290W 10 @ 5A 5V 20A Surface Mount M174 M174 Tube . item we feature that is manufactured by Stmicroelectronics. In order to receive pricing information on this particular Discrete Semiconductor Products listing, please fill out and submit the Request for Quote (RFQ) form that is provided below. As the form is partially completed for you with details concerning this board-level electronic component, simply offer us information like your target price, desired quantity, and when you need parts by. Once you submit a request and our team receives and reviews it, you will be contacted by a dedicated account manager in 15 minutes or less to continue the procurement process.