The SY8370TMC is a quad-channel, high-performance, step-down DC-DC converters with a QFN-13 (3x4) package and RoHS compliant. It is designed for use in high-power industrial and automotive applications and provides an ultra-high efficiency and excellent thermal performance. It features an ultra-wide input voltage range of 4.5V to 40V, an adjustable output voltage range of 0.8V to 18V, and an output current of up to 5A. It has efficient pulse-width modulation (PWM) control with programmable switching frequency, ultra-low quiescent current, and standby power mode. It also offers soft-start, short circuit protection, and over temperature protection features. The SY8370TMC is manufactured by Silergy and is an ideal solution for high-end DC-DC industrial and automotive applications.