The TPS60403 is an unregulated charge pump voltage inverter IC from Texas instruments. It has a wide working voltage ranging from 1.6V to 5.5V. One interesting fact is that the TPS60403 requires only three 1uF capacitor to operate.
The MP9486 is a high-voltage, step down converter from Monolithic Power Systems. It can deliver up to 1A of continues current. The MP9486 can handle a wide range of input voltage ranging from 4.5V to 100V.
The XTR111 is a precision voltage to current converter chip from Texas Instruments. It is capable of processing standard 0mA-20mA or 4mA-20mA analog signals. The XTR111 can source up to a maximum current of 36mA.
The MA112AS16 is a USB to UART controllers, developed by Megawin Technology Co. At its core, this device functions as a bridge between USB interfaces, presenting itself as a standard virtual COM port.
The GL850G is a highly regarded USB 2.0 hub controller manufactured by Genesys Logic, renowned for its exceptional performance and versatility. It supports up to 4 downstream ports, and also individual and gang mode for power management.