BSS123LT1G by Onsemi is a N-CHANNEL FET with 100V DS breakdown voltage, 0.17A drain current, and 6 ohm on resistance. Ideal for switching applications, it operates in enhancement mode with a max power dissipation of 0.225W. It comes in a small outline package with gull wing terminals and can withstand temperatures from -55 to 150°C.
LM7805CT 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 dropout voltage of 2V, and offers excellent line/load regulation for various electronic applications.
ST3485EBDR by STMicroelectronics is a Line Driver & Receiver with 3.3V power supply, EIA-422/EIA-485 interface standard, and 30ns max transmit delay. It is ideal for industrial applications requiring differential output and operates in temperatures ranging from -40 to 85°C.