This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

从理论角度分析14030输出电压随负载电流增大,而明显降低

Other Parts Discussed in Thread: LMR14030-Q1

 

请帮忙从理论上分析(包括公式支撑),lmr14030-Q1随着负载电流增大,输出电压很明显的降低,测试数据如下所示,感谢!!

输入电压

输出电流

输出电压

12V

1.8A

3.76V

12V

2.2A

3.6V

 

电路信息:电感10UH, 分压电阻:22.1K和5.1K。输出期望电压4V。