Micrel, Inc.

MIC2176

November 2010

8

M9999-111710-A

Typical Characteristics (Continued)

Efficiency

vs. Output Current

40

45

50

55

60

65

70

75

80

85

90

95

012

34

5

OUTPUT CURRENT (A)

Feedback Voltage

vs. Output Current

0.792

0.794

0.796

0.798

0.800

0.802

0.804

0.806

0.808

0123

45

OUTPUT CURRENT (A)

Output Voltage

vs. Output Current

3.267

3.278

3.289

3.300

3.311

3.322

3.333

MIC2176-2

012

345

OUTPUT CURRENT (A)

Line Regulation

vs. Output Current

-0.2%

0.0%

0.2%

0.4%

0.6%

0.8%

1.0%

0

1

23

45

OUTPUT CURRENT (A)

Switching Frequency

vs. Output Current

160

180

200

220

240

01

2

3

45

OUTPUT CURRENT (A)

vs. Output Current

0

20

40

60

MIC2176-2

01

23

45

OUTPUT CURRENT (A)

MIC2176-2

vs. Output Current

0

20

40

60

80

01

23

45

OUTPUT CURRENT (A)

MIC2176-2

vs. Output Current

0

20

40

60

80

100

01

23

45

OUTPUT CURRENT (A)

MIC2176-2

Case Temperature* :

The temperature measurement was taken at the hottest point on the MIC2176 case mounted on a 5 square inch PCB, see

Thermal Measurement section. Actual results will depend upon the size of the PCB, ambient temperature and proximity to other heat emitting

components.