The XC9140A371MR-G is a PFM Step-Up Synchronous DCDC Converter manufactured by Torex Semiconductor, and it is designed for use in applications that require a wide input voltage range or higher output current, such as portable electronics and automotive applications. The device consists of a 4-channel PWM controller, an Nch MOSFET, an Available Pb free Nch MOSFET, and a few other small components, making it a highly stable and efficient device. The device is packaged in a low profile A36 1mm pitch QFN-10 package, and it has a wide input voltage range of 2.5V to 24V. The maximum output current is up to 3A. It also features electrical or soft start, current limitation, and thermal shutdown protection.