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TL494: 芯片未达到限流值,输出PWM占空比变化幅度小

Part Number: TL494

Hi teams,

目前客户在用TL494做一个恒流源,限流电流设定在10A,测试发现,在电流从0A升高到10A的过程中,输出PWM的占空比变化不大,是否说明该芯片在未达到限流值时,芯片的占空比是恒定的,谢谢