The MediaTek MT6357CRV is a power management integrated circuit (PMIC) designed for mobile and portable electronics, especially smartphones, tablets, and similar battery-powered devices. It integrates multiple voltage regulators — including DC-DC converters and LDOs — alongside battery charging and power sequencing functions to efficiently distribute power, extend battery life, and protect against electrical faults. The PMIC handles thermal, over-voltage, over-current, and short-circuit protections, and often communicates with the main processor via interfaces like I2C for dynamic power control. Its compact BGA package supports high-density PCB designs in modern compact devices.