MP62180/MP62181 –CURRENT-LIMITED POWER DISTRIBUTION SWITCH

MP62180_MP62181 Rev. 0.9

www.MonolithicPower.com

4

2/23/2010

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PIN FUNCTIONS

Pin #

SOIC8

Pin #

MSOP8E

Pin #

QFN8E

Name

Description

1

1

1

GND

Ground.

2, 3

2, 3

2, 3

IN

Input Voltage. Accepts 2.7V to 5.5V input.

4

4

4

EN

———

Active Low: (MP62180), Active High: (MP62181)

5

5

5

FLAG

IN-to-OUT Over-current, active-low output flag. Open-Drain.

6, 7, 8

6, 7, 8

6, 7, 8

OUT

IN-to-OUT Power-Distribution Output (for all 3 output pins)

TYPICAL PERFORMANCE CHARACTERISTICS

VI(ENX)

RL

CL

VO(OUTX)

50%

50%

50%

50%

90%

90%

90%

90%

10%

10%

10%

10%

ton

toff

VOLTAGE WAVEFORMS

TEST CIRCUIT

Figure 1—Test Circuit and Voltage Waveforms