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.
LM7805CT/NOPB by Texas Instruments is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates b/w 0-125°C, has a package style of flange mount, and offers low line/load regulation making it ideal for various electronic applications requiring stable power supply.
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; No. of Elements: 1; Transistor Application: SWITCHING;