SBAV99LT1G by Onsemi is a rectifier diode with a max repetitive peak reverse voltage of 100V. It has a small outline package style and a fast max reverse recovery time of 0.006 us. It is commonly used in applications requiring low power dissipation and high operating temperatures.
08055C104KAT4A by KYOCERA AVX is a ceramic capacitor with 0.1uF capacitance, rated for 50V. With X7R temperature characteristics and -55 to 125 °C operating range, it's ideal for SMT applications requiring compact size and high reliability. The wraparound terminals and multi-layer design make it suitable for various electronic circuits.
ULN2803A by Texas Instruments is a peripheral driver with 8 functions. It has a max supply voltage of 3V and can operate in temperatures ranging from -40 to 85°C. This IC is commonly used as a buffer or inverter based peripheral driver for various applications.
KSZ9031RNXIC by Microchip Technology is a network interface chip with 1 transceiver. It operates at a data rate of 1000 Mbps and has a nominal voltage of 1.2V. This chip is commonly used in industrial applications requiring Ethernet connectivity.