RT5112A
HWEN
LDOX_DELAY
SEQ_CTRL = 10
BUCK1_EN
LDO1_EN
SEQ_CTRL = 01
SEQ_CTRL = 00
SLOT1
SLOT2
SLOT3
SLOT4
SLOT5
SLOT6
SLOT7
SLOT7
SLOT6
SLOT5
SLOT4
SLOT3
SLOT2
SLOT1
BUCK1
LDO1
LDO2
LDO3
LDO4
Figure 6.
Example for sequence control SEQ_CTRL change from 01 to 00. LDO2, LDO3, LDO4 are sequence off and LDO1 is
turned off by itself enable bit. BUCK1 is turned off after 7 sequence slot count even itself enable bit is at high state.
HWEN
LDOX_DELAY
SEQ_CTRL = 10
BUCK1_EN
LDO1_EN
SEQ_CTRL = 01
SEQ_CTRL = 10
SLOT1
SLOT2
SLOT3
SLOT4
SLOT5
SLOT6
SLOT7
SLOT7
SLOT6
SLOT5
SLOT4
SLOT3
SLOT2
SLOT1
BUCK1
LDO1
LDO2
LDO3
LDO4
Figure 7.
Example for sequence control SEQ_CTRL change from 01 to 10. LDO2, LDO3, LDO4 are turned off and state of BUCK1,
LDO1 depends on itself enable bit.
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26
DS5112A-02 August 2019
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
