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RT8110B为适用于单一电源应用的单相同步降压转换器的定频PWM控制器,并内建MOSFET驱动设计,其特色为内建稳压调节器允许广输入电压范围应用。RT8110B 采用电压模式控制并具备内部补偿以简化转换器之设计。内部0.8V的参考电压允许低输出电压的应用,切换频率恒定于400kHz以降低外部被动组件的大小并节省电路板面积。RT8110B 提供低电压保护、电流限制、过电流保护与过热保护。低端MOSFET RDS(ON)被用于过电流保护所需的电感电流感测应用。
10V 至 28V 宽输入电压范围
0.8V 内部参考电压
内建缓启动
高直流增益电压模式的PWM控制架构
恒定400kHz 切换频率
快速瞬时响应
高达80% 的占空比范围
过电流保护
低电压保护
过热关机保护
小型的TSOT-23-8封装
符合RoHS规范与无卤特性
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