MPQ5074

– 5.5V, 3A, LOW-RDS(ON) LOAD SWITCH W/ CONFIGURABLE CURRENT LIMIT

MPQ5074 Rev. 1.0

MonolithicPower.com

4

8/21/2023

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© 2023 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

VIN = 3.6V, VCC = 3.6V, TJ = - 40°C to +125°C, typical values are tested at TJ = 25°C, unless otherwise

noted.

Parameters

Symbol

Condition

Min

Typ

Max

Units

Input and Supply Voltage Range

Input voltage

VIN

1.2

5.5

V

Supply voltage

VCC

3

5.5

V

Supply Current

Off state leakage current

IOFF

VIN = 5V, VEN = 0V, TJ = 25°C

0.05

0.2

µA

VIN = 5V, VEN = 0V,

TJ = -40°C to +125°C

50

µA

VCC standby current

ISTBY

VCC = 5V, VEN = 0V

0.01

1

µA

VCC = 5V, enabled, no load

220

330

µA

Power MOSFET

On resistance

RDS(ON)

VCC = 5V

6.5

13

mΩ

VCC = 3.3V

8.5

16

mΩ

Thermal Shutdown and Recovery

Shutdown temperature (5)

TSD

155

°C

Hysteresis (5)

THYS

30

°C

Under-Voltage Lockout (UVLO) Protection

VCC UVLO rising threshold

VCC_UVLO

2.5

2.8

V

VCC UVLO hysteresis

VUVLO_HYS

200

mV

Soft Start

SS pull-up current

ISS

9

µA

Enable (EN)

EN rising threshold

VEN_RISING

1.3

1.5

1.7

V

EN hysteresis

VEN_HYS

400

mV

Current Limit (ILIMIT)

Current limit

ILIMIT

RILIM = 50k

Ω

1.36

1.7

2.04

A

RILIM = 26.1

kΩ (5)

3

A

ILIMIT warning

RILIM = 50k

Ω

1.28

1.6

1.92

A

ILIM voltage

VILIM

RILIM = 50k

Ω

0.974

V

Sense ratio

RILIM = 50k

Ω

87000

Discharge Resistance

Discharge resistance

RDIS

200

Ω

Power Good (PG)

PG rising threshold

VPG_RISING

Voltage gap between VOUT & VIN

150

mV

PG hysteresis

VPG_HYS

50

mV

PG delay

tPG_DELAY

Low to high

70

μs

PG high voltage

VPG_HIGH

VCC = 3.3V

3.2

V

PG low voltage

VPG_LOW

Sink 1mA

0.2

V

Note:

5) Guaranteed by characterization. Not tested in production.