MP5022C – 12V, 3

m

(

MP5022C Rev. 1.0

www.MonolithicPower.com

5

5/26/2016

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© 2016 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

Parameters

Symbol

Condition

Min

Typ

Max

Units

Supply Current

Quiescent current

EN = high, no load

1.3

2.0

mA

Fault latch off

1.3

mA

700

μA

Power FET

On resistance

3

4

m

Ω

(5)

3.8

4.8

Off-state leakage current

1

μA

Maximum continuous current

(5)

15

A

Thermal Shutdown

Shutdown temperature

(5)

145

°C

VIN Under-Voltage Protection (UVLO)

VIN UVLO threshold

VIN UVLO rising threshold

4.15V

4.5

V

VIN UVLO hysteresis

0.25

V

LOADEN

Low-level input voltage

0.9

V

High-level input voltage

2.3

V

Soft Start (SS)

SS pull-up current

10

12.5

15

μA

Current Limit

Current limit at normal operation

11.34

12.6

13.86

A

Current limit response time

(5)

20

μs

Secondary current limit

(5)

36

A

Short-circuit protection response

time

(5)

200

ns

Output Current Monitor

Gain of current sense amplifier

9.7

10

10.3

μA/A

9.5

10

10.5

μA/A

Max IMON voltage

3

V

Timer

Upper threshold voltage

1.2

1.24

1.28

V

Insertion delay charge current

34.5

43

51.5

μA

Fault detection charge current

175

215

255

μA

35

70

Ω

LOADEN Blanking Time (ENTM)

Upper threshold voltage

1.2

1.24

1.28

V

Charge current

0.8

1.1

1.4

μA