L78L05ABZ-AP by STMicroelectronics is a BIPOLAR fixed positive single output standard regulator with an operating temperature range of -40 to 125°C. It has a nominal output voltage of 5V, max load regulation of 0.06%, and can handle a max output current of 0.07A. Ideal for applications requiring stable voltage regulation in various electronic devices.
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.
STM32F407VGT6 by STMicroelectronics is a 32-bit microcontroller with 2/3.3V power supplies, 196608 bytes RAM, and 16-Ch 12-Bit ADC channels. It is ideal for industrial applications requiring CAN, ETHERNET, I2C(3), SPI(3), UART(2), USB(2) connectivity and features DMA(16) for efficient data transfer. With a max clock frequency of 50 MHz and operating temperature range of -40 to 85 °C, it offers high performance in a compact package style (14mm x 14mm).