中国电子技术网

设为首页 网站地图 加入收藏

 
 

[原创] ROHM BD9C401EFJ 4A同步降压转换器解决方案

关键词:电源管理 DC/DC转换器 BD9C401EFJ 4A

时间:2015-06-30 09:38:59       作者:ROHM       来源:中电网

ROHM公司的BD9C401EFJ是4.5V-18V输入输出4A的集成了低导通电阻MOSFET同步降压DC/DC转换器,开关频率500kHz,具有过流保护,热关断特性,欠压锁住,短路保护和固定软起动功能,主要用在LCD TV,机顶盒,DVD/蓝光播放器,宽带网络和通信接口以及和娱乐设备等.本文介绍了BD9C401EFJ主要特性和关键指标,框图,应用电路,降压DC/DC转换器BD9C401EFJ评估板电路图,材料清单和PCB设计文件图.

BD9C401EFJ is a synchronous buck switching regulatorwith built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 4A. It is a current mode control DC/DC converter and features high-speed transient response.

Phase compensation can also be set easily BD9C401EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. Withwide input voltage range, It is capable of providingcurrent of up to 4A. It is a current mode control DC/DCconverter and features high-speed transient response.Phase compensation can also be set easily.

BD9C401EFJ主要特性:

■Synchronous Single DC/DC Converter
■Over Current Protection
■Thermal Shutdown Protection
■Under Voltage Lockout Protection
■Short Circuit Protection
■Fixed Soft Start Function

BD9C401EFJ主要指标:

 Input Voltage Range: 4.5V to 18.0V..

查看全文

  • 分享到:

 

猜你喜欢