Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
KSZ9031RNXIA by Microchip is a 48-terminal Ethernet transceiver with data rate of 1000 Mbps. Operating temperature range from -40 to 85°C makes it suitable for industrial applications. This square-shaped chip carrier has a very thin profile and matte tin finish, ideal for network interfaces.
MMBT3904LT1G by Onsemi is a NPN BJT with max. collector-emitter voltage of 40V, hFE of 30, and fT of 300MHz. Ideal for small signal applications in electronics due to its compact size, high transition frequency, and low power dissipation capabilities.