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).
LD1117S33TR by STMicroelectronics is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 1.3A. It has a small outline package style, operates at an adjustable temperature range from 0 to 125°C, and is ideal for applications requiring stable voltage regulation in compact electronic devices.
INA826AIDGKR by Texas Instruments is an instrumentation amplifier with 150uV max input offset voltage, 0.095uA max average bias current, and 1MHz nominal bandwidth. Ideal for automotive applications due to its -40 to 125 °C operating temperature range and high common mode rejection ratio of 120dB.
Yageo's CC0603KRX7R9BB104 is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. With X7R temperature characteristics, it operates b/w -55 to 125°C. Ideal for surface mount applications in electronics due to its compact size of 1.6mm x 0.8mm x 0.8mm and wraparound terminals.