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求助帖:UC3842 BOOST变换器二极管烧坏

Other Parts Discussed in Thread: UC3842

UC3842设计一款boost电源,输入电压16~24V,输出36V,最大输出电流2A,CCM模式下工作,加载1A时mos管IRF540以及二极管FR307发热严重,十几分钟后FR307烧毁,请问如何进行改进?