2N2222A by Texas Instruments is a small signal NPN bipolar junction transistor (BJT) with a max collector-emitter voltage of 40V and a max collector current of 0.8A. It is commonly used for switching applications due to its fast turn on/off times (35ns/285ns) and high transition frequency (300MHz).
BSS138DW-7-F by Diodes Incorporated is a N-channel small signal FET with a min DS breakdown voltage of 50V. It is used for switching applications and operates in enhancement mode. This surface mount transistor has a max drain current of 0.2A and a max power dissipation of 0.2W.
MBRS130LT3G by Onsemi is a Schottky rectifier diode with a max output current of 1A and forward voltage of 0.445V. It operates b/w -65 to 125°C, has a reverse test voltage of 30V, and is ideal for power applications due to its small outline package style.
OPA2277UA/2K5E4 by Texas Instruments is a dual operational amplifier with low-offset and micropower features. It has a max input offset voltage of 100uV, nominal common mode reject ratio of 140dB, and min slew rate of 0.8V/us. Ideal for industrial applications requiring precise signal amplification in compact designs.
LM358N by Texas Instruments is an operational amplifier with 2 functions, offering a max input offset voltage of 9000 uV and a nominal common mode reject ratio of 85 dB. Widely used in commercial applications, it operates at temperatures ranging from 0 to 70 °C and has a unity gain bandwidth of 1000 kHz.