The LL4148 from Vishay is surface mount small signal fast switching diode. These diode features unidirectional single configuration and silicon epitaxial planar coating.
Automotive grade AEC-Q101 qualified
Maximum repetitive reverse voltage of 100V
Power dissipation is 500mW
Operating junction temperature of 175°C
Peak forward surge current is 2A at tp 1μs
Available with reverse recovery time of 8ns and 4ns respectively