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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/814551/lm2576-question-about-maximum-duty-cycle
您好！
我想知道 LM2576的最大占空比限制来自何处、即使 LM2576不需要自举。
此致、
开始
LM2576使用 NPN 双极晶体管作为电源开关。
该器件不需要自举电容器。 最大占空比
限制来自稳压器控制电路的正常传播延迟。
