Quirey for VDD_ARM Supply

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Quirey for VDD_ARM Supply

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anshulpanwar
Contributor I

Considering failure mode. If any of the capacitor on VDD_ARM_CAP power rail shorts does it going to affect on VDDARM_IN supply rail.

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igorpadykov
NXP Employee
NXP Employee

Hi ANSHUL

it should not affect until in ldo bypass mode.

Best regards

igor

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anshulpanwar
Contributor I

Hi igor,

Thanks for the feedback.

Considering failure mode once again. If  VDDARM_CAP power rail shorts to ground what will be its effect (functional level),

does it damage the device or it has any internal protection circuitry for LDO.

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igorpadykov
NXP Employee
NXP Employee

Hi ANSHUL

if shorts to ground chip will heat,

if overheated above allowed limits it can be damaged.

~igor

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