The BC848A 1J with SOT-23 Bipolar Transistors - BJT ROHS is a low-current, low-voltage, bipolar transistor manufactured by FOSAN. It is most suitable for audio, amplifiers, switches, and other applications that require wideband, low loss, and low noise operation. This device is capable of switching up to 250mA current, and has a maximum voltage of 40V. It is offered as a 5-pin, surface-mountable device with a fully RoHS-compliant insulation envelope. This device is designed to provide a wide range of switching and linear performance characteristics over temperature ranges. The BC848A 1J provides superior RF performance, low noise, and features a low current saturation gain.