BD9E201FP4-ZTL,ROHM Semiconductor,科微杰电子,开关稳压器 4.5V to 28V Input, 2.0A Integrated MOSFET Single Synchronous Buck DC/DC Converter: BD9E201FP4-Z is a single synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. BD9E201FP4-Z is a current mode control. It includes internal p