ACT88321 datasheet(26/55 Pages) QORVO

Part #	ACT88321

Description	Advanced PMIC with 3 Bucks, 2 LDOs, and Load Bypass Switches

PDF	55 Pages

Scroll/Zoom	100%

Manufacturer	QORVO [Qorvo, Inc]

Direct Link	https://www.qorvo.com/

Logo

26 / 55 page

ACT88321

Advanced PMIC with 3 Bucks, 2 LDOs, and Load Bypass Switches

Datasheet Rev. D , June 17, 2022 | Subject to change without notice

26 of 55

www.qorvo.com

RESET

POWER ON

(Active)

Thermal Fault

Thermal Shutdown

Fault & DIS_OTS = 0

SLEEP

Clears all registers and

defaults to original NVM

settings in RESET state

VIN_OV or VIN_UV or

WD_EXPIRE in any state

puts the IC in RESET state

Example for a typical configuration.

Other transitions are possible with factory

programmed configurations.

DPSLP

(Deep Sleep)

Follow SLEEP/DPSLP Table

Follow SLEEP/

DPSLP Table

DIS OVUV = 0 &

Mask = 0

Clear DPSLP & SLEEP bits

if set to 1 upon entering

OVUV Fault State

Clear DPSLP & SLEEP bits

if set to 1 upon entering

Thermal Fault State

VIN_OK

UV < VIN < OV

Follow SLEEP/

DPSLP Table

Follow SLEEP/DPSLP Table

VIN_NOT_OK

UV> VIN > OV

Follow SLEEP/

DPSLP Table

OVUV Fault Retry

Timer (100ms)

Power

Sequence Start

OVUV Fault

Thermal Fault

Cleared

Figure 4: State Machine

ACT88321 Datasheet(PDF) 26 Page - Qorvo, Inc

ACT88321 Datasheet(HTML) 26 Page - Qorvo, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55

Datasheet Download

Link URL