ACT88321 datasheet(20/55 Pages) QORVO

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ACT88321

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

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

20 of 55

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LDO1 ELECTRICAL CHARACTERISTICS – LOAD SWITCH

(VIN_LDO1 = 3.3V, Tj = -40°C to +125°C, unless otherwise specified.)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Load Switch Operation Range

NLSW Mode, Input Voltage Range of VIN_LDO

0.4

Mini-

mum of

(AVIN-1

or 3.6V)

PLSW Mode, Input Voltage Range of VIN_LDO

1.62

AVIN

Load Switch On-Resistance

NLSW Mode, VLDO1_IN = 0.4V ILDO1 = 100mA

Ω

NLSW Mode, VLDO1_IN = 3.3V ILDO1 = 100mA

310

Ω

PLSW Mode, VLDO1_IN = 3.3V ILDO1 = 100mA

380

Ω

Load Switch Supply Current

NLSW Mode. Load Switch Enabled. No Load

µA

PLSW Mode. Load Switch Enabled. No Load

Load Switch Disabled

Soft-Start Period

NLSW Mode

200

µs

PLSW Mode. Load Switch Uses Current Limit to accomplish

softstart

N/A

Output Current Limit

NLSW Mode: NLSW1_ILIM = 0

NLSW Mode: NLSW1_ILIM = 1

PLSW Mode: LDO1_ILIM = 0

PLSW Mode: LDO1_ILIM = 1

0.49

0.84

0.31

0.39

0.65

1.1

0.33

0.48

Over Voltage Protection Threshold

3.8

OV Deglitch Time

µs

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