MPQ2167 – 6V, 4A, FREQUENCY PROGRAMMABLE, BUCK CONVERTER, AEC-Q100 QUALIFIED

MPQ2167 Rev. 1.0

www.MonolithicPower.com

5

3/21/2019

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2019 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

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

Parameters

Symbol

Condition

Min

Typ

Max

Units

Input Supply and UVLO

Supply current (quiescent)

IQ

Mode=AAM, VEN=2V, No

load, RFREQ=1MΩ

TJ = +25°C

42

50

μA

TJ = -40°C to +125°C

120

Shutdown current

ISD

Mode=AAM, VEN=0V,

TJ = +25°C

0

1

μA

TJ = -40°C to +125°C

20

VIN under-voltage lockout

threshold rising

INUVVth-R

2.3

2.5

2.7

V

VIN under-voltage lockout

threshold falling

INUVVth-F

2

2.15

2.3

V

VIN UVLO threshold hysteresis

INUVHYS

350

mV

Output and Regulation

Regulated FB voltage

VFB

TJ = +25°C

0.596

0.606

0.616

V

TJ = -40°C to +125°C

0.591

0.621

V

FB input current

IFB

VFB = 0.63V

10

100

nA

Output discharge resistor

RDISCHARGE

50

100

150

Ω

Switches and Frequency

High-side switch on-resistance

RDSON-P

VIN = 5V, IOUT =200mA

35

70

mΩ

Low-side switch on-resistance

RDSON-N

VIN = 5V, IOUT =200mA

25

70

mΩ

High-side SW leakage current

IHSW-LKG

VEN = 0V; VIN = 6V

VSW = 6V, TJ = +25°C

0

1

μA

TJ = -40°C to +125°C

30

Low-side SW leakage current

ILSW-LKG

VEN = 0V; VIN = 6V

VSW = 0V, TJ = +25°C

0

1

μA

TJ = -40°C to +125°C

10

Switching frequency

FSW

RFREQ = 526kΩ

380

450

520

kHz

RFREQ = 85kΩ

1800

2100

2400

Maximum Duty Cycle

DMAX

100

%

Minimum On Time(6)

TON-MIN

50

ns

Minimum Off Time(6)

TOFF-MIN

95

ns

PG

PG sink current capacity

VPG-SINK

Sink 1mA

300

mV

PG logic high voltage

VPG-HIGH

VIN =5V

4.5

V

PG delay time

TPG-DELAY

VOUT Rising Edge

40

100

180

μs

VOUT Falling Edge

5

20

30

μs

PG upper rising threshold

PGUP_R

As Percentage of VFB

108

115

122

%

PG upper hysteresis

PGUP_HYS As Percentage of VFB

5

%

PG lower rising threshold

PGLOW_R

As Percentage of VFB

80

85

90

%

PG lower hysteresis

PGLOW_HYS As Percentage of VFB

5

%

EN

EN input rising threshold

VEN-RISING

1.2

V

EN input falling threshold

VEN-FALLING

0.4

V

EN input current

IEN

VEN=2V

2

5

μA

VEN=0V

0

0.5

μA

Mode and Soft Start

Mode pin rising threshold

VMODE-FCCM Into FCCM

1.2

V

Mode pin falling threshold

VMODE-AAM Into AAM

0.4

V

Mode input leakage current

IMODE

Pulled up to 6V

1

μA