MIC37300-2.5BR datasheet(7/13 Pages) MICREL

Part #	MIC37300-2.5BR

Description	3.0A, Low-Voltage 關Cap LDO Regulator

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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7 / 13 page

Micrel, Inc.

MIC37300/01/02/03

October 2009

7

M9999-102909

Typical Characteristics (continued)

0

0.2

0.4

0.6

0.8

1

1.2

1.4

01

23

45

SUPPLY VOLTAGE (V)

Ground Current

vs. Supply Voltage (3.3V)

100mA

10mA

0

10

20

30

40

50

60

70

01234

5

SUPPLY VOLTAGE (V)

Ground Current

vs. Supply Voltage (3.3V)

3A

2A

1A

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Ground Current

vs. Temperature

IOUT =10mA

2.5VOUT

0

2

4

6

8

10

12

14

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Ground Current

vs. Temperature

IOUT =1.5A

2.5VOUT

0

5

10

15

20

25

30

35

40

45

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Ground Current

vs. Temperature

IOUT =3A

2.5VOUT

2.4

2.45

2.5

2.55

2.6

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Output Voltage

vs. Temperature

2.5VOUT

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

2.25

3

3.75

4.5

5.25

6

SUPPLY VOLTAGE (V)

Short-Circuit Current

vs. Supply Voltage

0

1

2

3

4

5

6

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Short-Circuit Current

vs. Temperature

2.5VIN

0

0.2

0.4

0.6

0.8

1.0

0 0.5 1 1.5 2 2.5 3 3.5 4

FLAG CURRENT (mA)

Flag Voltage

vs. Flag Current

5V

IN

3.3V

IN

2.5V

IN

0

50

100

150

200

250

300

350

400

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Flag Low Voltage

vs. Temperature

Flag Current = 250µA

0

1

2

3

4

5

6

0.01 0.1

1

10

100 1000 10000

Error Flag Pull-Up Resistor

Flag Low (FAULT)

Flag High (OK)

VIN =5V

0

2

4

6

8

10

12

14

16

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (°C)

Enable Current

vs. Temperature

2.5VEN

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