BAT54SLT1G by Onsemi is a fast recovery Schottky diode with 2 elements in series connected configuration. It has a max reverse recovery time of 0.005 us and a max forward voltage of 0.8 V. Ideal for applications requiring high-speed rectification, it operates b/w -55 to 150 °C and can handle a max output current of 0.2 A.
MMBT3904LT1G by Onsemi is a NPN BJT with max. collector-emitter voltage of 40V, hFE of 30, and fT of 300MHz. Ideal for small signal applications in electronics due to its compact size, high transition frequency, and low power dissipation capabilities.
Diodes Inc. BSS138-7-F is a N-channel FET with 50V DS breakdown voltage, 0.2A max drain current, and 3.5 ohm RDS(on). Ideal for switching applications in small outline packages with matte tin finish, operating up to 150°C peak reflow temp.