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FAQs MAX5969AEVKIT的输出电流如何增加至2A?
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    • MAX5969AEVKIT的输出电流如何增加至2A?
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  • 使用AD936X Evaluation Software导出配置时,软件提示滤波器系数过多。

MAX5969AEVKIT的输出电流如何增加至2A?

MAX5969AEVKIT的板子上预留了一个封装为SOT23的MOSFET,N3是和输出整流MOSFET N2并联的,根据MAX5969AEVKIT的datasheet,增加这个MOSFET并将工作频率提高至400kHz可以将输出电流由1A增加至2A。需要注意的是,除了增加这个MOSFET,还需要增加这个MOSFET的驱动电阻R56,可以使用10欧姆的电阻。而由于输出功率增加了,前面MAX5969A的分级电阻要由43.2欧姆改为30.9欧姆。
Tags: MAX5974A KA-08399 MAX5969AEVKIT 输出电流
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