PF3000 power sequence

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PF3000 power sequence

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NIKHITHAANTONY
Contributor I

In the PMIC PF3000, could you please share the power up sequencing of LDO and buck outputs.Specially I want to know, whether V33  pin give output whether before or after SWBSTLX. Please let me know.

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NIKHITHAANTONY
Contributor I

As per our assumption correct high value of different LDO and buck outputs of PMIC will not obtain without programming. Kindly confirm our assumption is correct or not.

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igorpadykov
NXP Employee
NXP Employee

Hi NIKHITHA

 

power up sequence can be found in Table 42. Start-up configuration in PF3000 datasheet

Power Management Integrated Circuit (PMIC) for i.MX 7 & i.MX 6SL/SX/UL

 

Best regards
igor

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