BUY BAR74 https://www.utsource.net/itm/p/11274302.html
BAR74 Switching Diodes 50V 250mA/0.25A SOT-23/SC-59 marking JB highspeed switch
Package: SOT-23/SC-59 Manufacturer: Infineon Description: The BAR74 is a silicon PIN diode designed for use in RF switching applications. Features: Low capacitance Low series resistance High isolation High power handling capability Low thermal resistance Low reverse current Applications: RF switching High frequency switching High power switching Low noise switching (For reference only)