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).
Diodes Inc. BSS138-7-F is a N-channel FET with 50V DS breakdown voltage, 0.2A max drain current, and 3.5 ohm RDS(on). Ideal for switching applications in small outline packages with matte tin finish, operating up to 150°C peak reflow temp.