MP5611

– 2.9V TO 5.2V INPUT, TRIPLE-OUTPUT, AMOLED POWER SUPPLY

MP5611 Rev. 1.0

MonolithicPower.com

5

12/16/2021

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© 2021 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS (continued)

VIN = 3.7V, VELVDD/ELVSS/AVDD = default, TA = -40°C to +85°C, unless otherwise noted.

Parameter

Symbol

Condition

Min

Typ

Max

Units

Buck-Boost Converter ELVSS

ELVSS default output

voltage (VOUT)

VELVSS

-4

V

ELVSS VOUT range

-6.4

-1.4

V

ELVSS regulation

TA = 25°C, no load

-30

+30

mV

-40°C to +85°C, no load

-50

+50

mV

LS-FET on resistance

RON_LS_ELVSS

ISW2 = 200mA

200

m

Ω

HS-FET on resistance

RON_HS_ELVSS

ISW2 = 200mA

350

m

Ω

Switching frequency

fSW2

1.7

MHz

Current limit

ILIMIT2

2

3

A

Short protection threshold

at start-up

VELVSS_SCP

At start-up

250

mV

Short protection threshold

during operation

Voltage drop from normal ELVSS

600

mV

Short protection detection

time

tSCP2

At start-up

12.5

ms

During operation

1

ms

ELVSS leakage current

ILEAKAGE

CTRL = FD = 0V

0.01

5

μA

ELVSS discharge

resistance

RDC_ELVSS

CTRL = 0V, IELVSS = 1mA

150

Ω

CT output impedance

RCT

130

300

490

k

Ω

CT comparator

50

mV

Load regulation (5)

1mA < IELVSS < 300mA

1.5

%/A

Line regulation (5)

2.9V < VIN < 5.2V, IELVSS = 200mA

0.45

%/V

2.9V < VIN < 5.2V, IELVSS = 200mA

with an external rectifier diode

0.08 (7)

Boost Converter AVDD

AVDD default voltage

VAVDD

5.8

V

AVDD voltage range

5

7.7

V

AVDD regulation

-40°C to +85°C, no load

-1

+1

%

LS-FET on resistance

RON_LS_AVDD

ISW3 = 200mA

500

m

Ω

HS-FET on resistance

RON_HS_AVDD

ISW3 = 200mA

1400

m

Ω

Switching frequency

fSW3

1.35

MHz

Current limit

ILIMIT3

0.5

A

Output OCP threshold

IOCP_AVDD

IOCP_AVDD = 210mA

210

mA

Short protection threshold

During operation

90

%

Short protection detection

time

During operation

1

ms

AVDD leakage current

ILEAKAGE

CTRL = FD = 0V

2.8

5.6

μA

Active discharge

resistance

RDS_AVDD

CTRL = 0V, IAVDD = 1mA

30

Ω

Load regulation (5)

1mA < IAVDD < 100mA

0.08

%/A

Line regulation (5)

2.9V < VIN < 5.2V, IAVDD = 50mA

0.015

%/V