DS5028E Datasheet, PDF (17/41 Pages) Richtek Technology Corporation – Integrated PMIC with 4-Channel Synchronous Buck Converters, 8 LDOs, and MTP Non-Volatile Memory for Industrial Applications

Level Based ON/OFF Sequence
PWRON
Normal power on
START_TIME
BUCK1
BUCK2
……
BUCK4
LDO1
……
LDO8
RESET
>80 %
>80 %
>80 %
>80 %
RESET_DLY
RT5028E
Normal power off
SHDN_PRESS
8ms
8ms
Abnormal OFF
PWRON
START_TIME ^{Normal power on}
IRQ Even Occur
Abnormal power off
IRQ
BUCK1
BUCK2
……
BUCK4
LDO1
……
LDO8
RESET
SHDN_DLYTIME
TSS
TSS
RESET_DLY
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
DS5028E-00 October 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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