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MPF5024AMBA0ES Datasheet(PDF) 44 Page - NXP Semiconductors

Part # MPF5024AMBA0ES
Description  Power management integrated circuit (PMIC) for high performance applications
PDF  93 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

MPF5024AMBA0ES Datasheet(HTML) 44 Page - NXP Semiconductors

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NXP Semiconductors
PF5024
Power management integrated circuit (PMIC) for high performance applications
PF5024
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2020. All rights reserved.
Product data sheet
Rev. 1 — 15 April 2020
44 / 93
aaa-029991
Dual PMIC interaction (Fault on Master PMIC)
Power Up Sequence is started
until both XFAILB are pulled high
XFAILB
Debounced
Pin externally pulled down
Slave Ready to start Power Up Sequence (waiting)
FAULT EVENT
MASTER
PMIC
EWARN
PWRON
XFAILB
POWER DOWN
Signal
POWER DOWN
Sequence
POWER UP
Sequence
20 µs
20 µs
100 µs
SLAVE
PMIC
EWARN
XFAILB
POWER DOWN
Signal
POWER DOWN
Sequence
POWER UP
Sequence
Figure 20. Behavior during an external XFAILB event
aaa-029992
XFAILB During Power Up Sequence
Slave Ready to start Power Up Sequence (waiting)
Pin externally pulled down
2 ms
MASTER
PMIC
PWRON
XFAILB
RESETBMCU
POWER DOWN
Signal
POWER UP
Sequence
POWER UP
Sequence
SLAVE
PMIC
XFAILB
POWER DOWN
Signal
Power Up Sequence is started
until both XFAILB are pulled high
Figure 21. External XFAILB event during a power up sequence



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