MP5026

– 16V, 20A, 2.8mΩ RDS(ON), HOT-SWAP INTELLI-FUSE SOLUTION

MP5026 Rev. 1.0

MonolithicPower.com

7

7/5/2023

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© 2023 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS (continued)

VIN = 12V, RISET = 12kΩ, TA = 25°C, unless otherwise noted.

Parameters

Symbol

Condition

Min

Typ

Max

Units

Current Monitor Output (IMON)

IMON sense gain

IMON / IFET

IOUT > 3A

19.8

20

20.2

μA/A

IMON sense offset

IOUT > 3A

-0.5

+0.5

μA

Current Limit

ISET voltage

VISET

-3%

0.6

+3%

V

Over-current (OC) internal current-

sense gain

1/10 of IMON gain

2

μA/A

Current limit during normal

operation

IOC_NOR

RISET = 12k

Ω

-6%

25

+6%

A

Current limit at soft start

IOC_SS

IOC_NOR < 20A, VOUT < 90%

of VIN

IOC_NOR

A

IOC_NOR > 20A, VOUT < 90%

of VIN

20

A

OC regulation time at soft start

tOC_REG

1.5

ms

Short-circuit current limit

ISC

50

A

Short-circuit protection (SCP)

response time (6)

tSCP

200

ns

TIMER

Upper threshold

VTIMER_H

1.11

1.21

1.31

V

Insertion delay charge current

IINSRT

3.35

4

4.65

μA

Over-current protection (OCP)

fault timeout charge current

IFLT_TIMER

33.5

40

46.5

μA

Discharge on resistance

RTIMER

10

Ω

Soft Start (SS)

SS pull-up current

ISS

VIN = 12V

11.5

13.5

15.5

μA

Fault Bar (FLTB)

Output low voltage

VOL

10mA sink current

0.3

V

Off-state leakage current

ILK

VFLT = 3.3V

1

μA

Power Good Output (PG)

PG rising threshold

PGVTH_R

VIN = 12V

85%

90%

95%

% of

VIN

VIN = 2.7V

VIN - 0.5

V

PG falling threshold

PGVTH_F

VIN = 12V

70%

75%

80%

% of

VIN

VIN = 2.7V

VIN - 0.7

V

Output low voltage

VOL

10mA sink current

0.3

V

Off-state leakage current

ILK

VFLT = 3.3V

1

μA

MOSFET Short Detection

MOSFET drain-to-source (DS)

short entry threshold

VDSTH_ENT

VIN = 12V

85%

90%

95%

% of

VIN

VIN = 2.7V

VIN - 0.5

V

MOSFET DS short recovery

threshold

VDSTH_EXT

VIN = 12V

70%

75%

80%

% of

VIN

VIN = 2.7V

VIN - 0.7

V

Gate-to-source (GS) short

protection delay time (6)

tGS_ST

VSS > VCC - 0.7

150

200

250

ms