MP8763 — 12A, 18V, SYNCHRONOUS STEP-DOWN CONVERTER

MP8763 Rev. 1.3

www.MonolithicPower.com

3

6/21/2016

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ELECTRICAL CHARACTERISTICS

Parameters

Symbol

Condition

Min

Typ

Max

Units

Supply Current

Supply Current (Shutdown)

0

1

µ

A

Supply Current (Quiescent)

760

860

1000

µ

A

MOSFET

High-Side Switch-On

Resistance

19.6

m

Low-Side Switch-On Resistance

5.2

m

Switch Leakage

0

1

µ

A

Current Limit

Low-Side Valley Current Limit

(6)

12

15

18

A

Low-Side Negative Current

Limit

(6)

-4

-2.5

-1

A

Timer

One-Shot ON Time

250

ns

Minimum ON Time

(6)

30

ns

Minimum OFF Time

(6)

360

ns

Over-Voltage and Under-Voltage Protection

OVP Non-Latch Threshold

LATCH

117%

120%

123%

OVP Delay

2

µ

s

UVP Threshold

(6)

50%

Reference And Soft-Start

Reference Voltage

(7)

602

611

620

mV

(7)

605

611

617

605

611

617

Feedback Current

50

100

nA

Soft-Start Charging Current

16

20

25

µ

A

Enable And UVLO

Enable Input High Voltage

1.1

1.3

1.5

V

Enable Hysteresis

250

mV

Enable Input Current

0

µ

A

0