SMMBT3904LT1G by Onsemi is a NPN BJT with 3 terminals, 0.3W power dissipation, and 40V max collector-emitter voltage. Ideal for small outline applications requiring a transistor with hFE of at least 30, it operates up to 150°C and has a transition frequency of 300MHz.
B340A-13-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 3A max output current, and 0.5V max forward voltage. It is used for efficiency applications in electronics due to its small outline package and high operating temperature range of -55°C to 150°C.