ULN2803ADWG4 by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates at temperatures ranging from -40 to 85°C and has a max supply voltage of 3V. Ideal for applications requiring sink current flow direction in a small outline package style.
NE555DR by Texas Instruments is an Analog Waveform Generation IC with 8 terminals, operating voltage of 5V, and power supplies ranging from 5-15V. It is a versatile component for pulse generation applications due to its small outline package and commercial temperature grade suitability.
FDN306P by Onsemi is a P-CHANNEL FET with 12V DS Breakdown Voltage, ideal for SWITCHING applications. It features SINGLE configuration with BUILT-IN DIODE and GULL WING terminals. Operating in ENHANCEMENT MODE, it has a max ID of 2.6A and 0.04 ohm RDS(on), suitable for small outline packages at temperatures ranging from -55 to 150°C.