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RTQ1741A是高效率的单电感Buck-Boost转换器,适用于电池类电压范围比较宽的应用中,其输入电压可高于或低于输出电压,具有典型值为4.5A的开关电流限制峰值,最大负载能力可达4A。RTQ1741A使用内置的反馈补偿回路,可在Buck和Boost模式之间平滑切换,具有卓越的瞬态响应能力。其典型工作频率为2.4MHz,可以使用2.2MHz~2.6MHz外部时钟信号同步其工作。其在轻载情形下的工作模式可以被选择为节能模式以提高效率。其输出电压通过使用电阻分压器进行设定。
输入电压范围:1.8V~5.5V
输出电压可调范围:1.8V~5.5V
VIN > 3.6V, VOUT = 3.3V时的最大负载能力为3A
使用轻载节能模式提高效率
固定工作频率为2.4MHz,可用2.2MHz~2.6MHz信号同步其工作
最高效率可达96%
输入电流限制
内部补偿
符合RoHS规范,不含卤素
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