ECJ-BVB1C105M datasheet(8/35 Pages) IRF

Part #	ECJ-BVB1C105M

Description	HIGHLY EFFICIENT INTEGRATED 9A, SYNCHRONOUS BUCK REGULATOR

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Manufacturer	IRF [International Rectifier]

Direct Link	http://www.irf.com

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8 / 35 page

Rev 5.0

8

PD-97514

IR3859MPbF

Typical Efficiency and Power Loss Curves

Vin=12V, Vcc=5V, Io=0.9A- 9A, F

s=600kHz, Room Temperature, No Air Flow

The table below shows the inductors used for each of the output voltages

in the efficiency measurement.

79

81

83

85

87

89

91

93

95

97

0.9

1.8

2.7

3.6

4.5

5.4

6.3

7.2

8.1

9.0

Load Current (A)

1.0V

1.2V

1.5V

1.8V

3.3V

5V

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

2.8

3.0

0.9

1.8

2.7

3.6

4.5

5.4

6.3

7.2

8.1

9.0

Load Current (A)

1.0V

1.2V

1.5V

1.8V

3.3V

5.0V

Vo (V)

L (uH) P/N

DCR (mOhm)

1

0.51

59PR9876N

0.29

1.2

0.51

59PR9876N

0.29

1.5

0.68

ETQP4LR68XFC

1.58

1.8

0.68

ETQP4LR68XFC

1.58

3.3

1.2

MPL105-1R2

2.9

5

1.2

MPL105-1R2

2.9

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