MP9184 – 17A, 600KHZ, 20V WIDE INPUT RANGE ,SYNCHRONOUS BOOST CONVERTER IN ASMALL 3X4MM QFN PACKAGE

MP9184 Rev. 1.0

www.MonolithicPower.com

4

8/27/2015

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ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Condition

Min

Typ

Max

Units

Operating Input Voltage

3

20

V

Input UVLO

2.6

2.68

2.76

V

Input UVLO Hysteresis

250

mV

Operating VDD Voltage

5

V

Shutdown Current

1

μA

Quiescent Current

on IN pin

600

750

μA

510

600

690

Switching Frequency

450

690

kHz

Minimum Off Time

220

ns

Minimum On Time

(7)

120

ns

EN Turn-On Threshold

1.27

1.33

1.39

V

EN High Threshold

1.0

V

EN Low Threshold

Falling

(micro

power)

0.4

V

EN Turn-On Hysteresis Current

1.0V < EN < 1.4V

3

4.5

6

μA

EN Input Bias Current

0

μA

Soft-Start Charge Current

5

7

9

μA

1.212

1.225

1.238

FB Reference Voltage

1.207

1.225

1.243

V

FB Input Bias Current

–50

nA

SDR Rise Time

(7)

10% to 90%

20

ns

SDR Fall Time

(7)

90% to 10%

30

ns

Error Amp Voltage Gain

(6)

300

V/V

Error Amp Transconductance

160

μA/V

Error Amp Max Output Current

22

μA

Current to COMP Gain

Gcs

27

A/V

Sense to COMP Gain

Gxcs

MODE

pin

float,

103

mV/V

Comp Threshold for Switching

(7)

0.5

V

Comp High Clamp

1.8

V

SW On Resistance

10

mΩ

SW Current Limit

Duty

Cycle

=

40%,

17

22

A

External Sense Average-Current

Limit

MODE pin float

45

54

63

mV

External

Sense-Current

Limit

Protection Time

MODE pin float

1.1

ms

Thermal Shutdown

(7)

150

C

Thermal Shutdown Hysteresis

(7)

25

C

Notes:

6) Guaranteed by Design.

7) Guaranteed by engineering sample Characterization, not tested in production.