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ltc1709 di cheng ben gao xiao 42a dian yuan bian huan qi
Pages: 15-16
Year: Issue:  S1
Journal: Electronic Products China

Keyword:  LTC1709电源变换器低成本MOSFET驱动器开关频率开关稳压器大电流纹波电流电容器同步降压;
Abstract: <正> 前言 LTC1709-8/LTC1709-9是PolyPhase(TM)两相电流模式控制器,用来驱动不同相位的两个同步降压式开关稳压器。这种两相结构能减少输入和输出电容器的数量而不提高开关频率。相当低的开关频率和集成大电流MOSFET驱动器有助于为低电压、大电流应用提供高的电源转换效率。由于该电路抵消了输出纹波电流,所以可使用数值较小的电感器,从而加快了负载瞬态响
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