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一、MP1655升降压芯片的信息介绍

• 5A, 17V, 600kHz 恒定导通时间（COT）控制模式同步降压变换器

• 采用2x2mm QFN封装

二、MP9917升降压芯片的信息介绍

• 26V, 0.8A, 600kHz, High-Efficiency, Synchronous, Step-down Converte

• Wide 7.5V to 26V Operating Input Range

• 0.8A Load Current

• 120mΩ/60mΩ Low RDS(ON) Internal Power MOSFETs

• Internal Power-Save Mode for Light-Load

• 600kHz Fixed Switching Frequency at CCM

• Optimized for Low EMI

• Internal Soft Start

• Over-Current Protection (OCP) and Hiccup

• Thermal Shutdown

• Output Adjustable from 3.3V

• Available in a TSOT23-6 Package