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RT5090E内含1个Buck控制器、3路高效率的同步Buck转换器、1路低压差线性稳压器、I2C控制接口和一些外围逻辑控制电路。RT5090E支持静音功能,能在电源输入中断时消除爆裂音,支持快速储存设定信息。RT5090E支持12V至24V单输入的系统或12V至24V+3.3V待机电源的系统。RT5090E使用WQFN-40L 5x5封装。
Buck1►5V电源控制器►MOSFET外置►轻载高效的PSK设计
Buck2►支持PSK模式的3A Buck转换器►支持动态电压调节,级差10mV►I2接口可调输出电压范围:0.7V至1.5V
Buck3►支持PSK模式的6A Buck转换器►利用外加下桥MOSFET,负载能力可达6A►支持动态电压调节,级差10mV►I2接口可调输出电压范围:0.7V至1.5V
Buck4►支持PSK模式的3A Buck转换器►输出电压可调
低压差线性稳压器►0.6A负载能力►输出电压可调
欠压保护方式:闭锁或打嗝模式
过压保护方式:闭锁模式
上电过程复位SOC
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