MP6231/MP6232 –CURRENT-LIMITED POWER DISTRIBUTION SWITCHES

MP6231/MP6232 Rev. 1.2

www.MonolithicPower.com

5

3/31/2010

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© 2010 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

0

0.5

1

1.5

2

2.5

3

3.5

4

2.5

3

3.5

4

4.5

5

5.5

6

2.5

3

3.5

4

4.5

5

5.5

6

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

Static Drain-Source

On-State Resistance vs.

Input Voltage

Input to Output Voltage vs.

Load Current

Current Limit

vs. Input Voltage

Supply Current, Output Enabled

vs. Input Voltage

0

0.2

0.4

0.6

0.8

1

1.2

OUTPUT CURRENT (A)

0

20

40

60

80

100

120

2.533.5

44.5

55.5

6

2.5

3

3.5

4

4.5

5

5.5

6

2.5

3

3.5

4

4.5

5

5.5

6

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

0

10

20

30

40

50

60

70

80

90

0

0.1 0.2 0.3 0.4 0.5 0.6 0.7

Vin=5.5V

Vin=5V

Vin=4.5V

Vin=3.3V

Vin=2.7V

Threshold Trip Current vs.

Input Voltage

2.5

3

3.5

4

4.5

5

5.5

6

INPUT VOLTAGE (V)

Current Limit Response Time

vs. Peak Current

70

80

90

100

110

120

130

140

0.6

0.65

0.7

0.75

0.8

0.85

0.9

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

0

5

10

15

20

25

30

35

40

45

02

468

10 12 14

PEAK CURRENT (A)

Static Drain-Source On-State

Resistance Variation vs.

Ambient Temperature

-30

-25

-20

-15

-10

-5

0

5

10

15

20

25

30

-45 -30 -15 0 15 30 45 60 75 90