FS8430的PGOOD, RSTB, FS0B分别拉低时,FS8430芯片内部是如何处理的

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FS8430的PGOOD, RSTB, FS0B分别拉低时,FS8430芯片内部是如何处理的

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chenliangneu
Contributor I

当FS8430的 PGOOD, RSTB, FS0B拉低时,FS_LOGIC是分别如何处理的。

比如正常工作时,突然MCU不喂狗,FS0先拉低,而后是RSTB,这时FS8430是否会关断所有输出电源?如果是PGOOD拉低是否会关断所有输出电源?

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guoweisun
NXP TechSupport
NXP TechSupport

From datasheet page11 -Figure 5. Simplified functional state diagram,you can get that because of RSTB_DUR expired then go back to WAIT ABIST1 stage.

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