Other Parts Discussed in Thread: LM76003
LMR38025和LM76003哪个的EMI比较优?
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LMR38025具有spread spectrum功能,这一特性有助于减少EMI,能通过在一定范围内变化开关频率来分散电磁辐射,从而使得在特定频率上的辐射强度降低.
LM76003的信息中没有直接提到扩频技术、但它强调了优异的EMI性能(符合CISPR22),并且设计上考虑了简化PCB布局,这间接地表明它在设计时也考虑了EMI的控制。
使用时请详细参考芯片数据表的layout章节以及下面EMI资料:
www.ti.com/.../snva489c.pdf
www.ti.com.cn/.../sszt712.pdf