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环境温度50度下,LM3414HV 温升达到90度,请问有什么方法整改;

Other Parts Discussed in Thread: LM3414HV, LM3409HV

如题:

                 输出电压:31.2V,电流:0.98A; 输入电压:36V;

                             接10串3并COB灯珠;

         在环境温度32度左右;LM3414HV表面温度86度,

    在环境温度50度下;LM3414HV表面温度90度;

                                 请问有什么方法整改;附件为PCB文件;