XR8231 3A/30V同步降压IC DC-DC转换器 输出1V-25V可调

本公司主营电源管理IC：马达驱动IC、升/降压IC、手电筒驱动IC、锂电充电IC、锂电二合一保护IC、稳压IC、MOS管等电子元器件，还有各类BLE蓝牙数据透传方案开发。 由于电子元器件型号种类较多,并未一一上传,如有其他需要,欢迎咨询,部分产品的准确价格请来电详谈. 黄小姐：TEL: 更多电源管理IC产品，请登陆"迅瑞创芯"官网查询http://www.szxunrui.cn/ 一、Description XR8231 is a high efficiency,monolithic synchronous step-down DC/DC converter utilizing a constant frequency, average current mode control architecture. Capable of delivering up to 3A continuous load with excellent line and load regulation.The device operates from an input voltagerange of 5.5V to 30V and provides an adjustable output voltage from 1V to 25V.The XR8231 features short circuit and thermal protection circuits to increase system reliability. The internal soft-start avoids input inrush current during startup.The XR8231 require a minimum number of external components. and a wide array of protection features to enhance reliability二、Features Wide VIN Range : 5.5V to 30V 3A Continuous Output Current Up to 94% Efficiency 100% Max Duty Cycle Adjustable Output Voltages +/-2% Output Voltage Accuracy Integrated 70mΩ High Side Switch Integrated 35mΩ Low Side Switch 300KHz Frequency Burst Mode Operation at Light Load Internal loop Compensation Internal Soft Start Available in SOP8 Package三、Applications Rechargeable Portable Devices Networking Systems Distributed Power Systems