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lm22676-5.0

Other Parts Discussed in Thread: LM22676, LM22672

用lm22676-5.0设计一个电源电路,现在问题是开机时lm22676启动不起来,初步分析是其输出电流不够,实际电路中22676的功率肯定是足够了,我把其他电路的供电断开一部分后就能正常开机,然后再把断开的电路连接上也能正常工作,求分析原因。附件为电路图

Schematic Prints.pdf