MCR03EZPFX2491 datasheet(9/34 Pages) IRF

Teilenummer	MCR03EZPFX2491

Bauteilbeschribung	HIGHLY EFFICIENT INTEGRATED 12A SYNCHRONOUS BUCK REGULATOR

PDF	34 Pages

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Hersteller	IRF [International Rectifier]

Direct Link	http://www.irf.com

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9 / 34 page

Rev 11.0

PD-97505

IR3840AMPbF

Typical Efficiency and Power Loss Curves

Vin=5V, Vcc=5V, Io=2A-14A, 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.

Load Current (A)

0.7V

0.75V

0.9V

1.0V

1.1V

1.2V

1.5V

1.8V

2.5V

3.3V

0.1

0.3

0.5

0.7

0.9

1.1

1.3

1.5

1.7

1.9

2.1

2.3

2.5

2.7

2.9

3.1

3.3

3.5

123456789

Load Current (A)

0.7V

0.75V

0.9V

1.0V

1.1V

1.2V

1.5V

1.8V

2.5V

3.3V

Vout (V)

μH)

P/N

DCR (m

Ω)

0.70

0.22

59PR9873N

0.29

0.75

0.22

59PR9873N

0.29

0.90

0.22

59PR9873N

0.29

1.00

0.22

59PR9873N

0.29

1.10

0.3

59PR9874N

0.29

1.20

0.3

59PR9874N

0.29

1.50

0.3

59PR9874N

0.29

1.80

0.4

59PR9875N

0.29

2.50

0.4

59PR9875N

0.29

3.30

0.4

59PR9875N

0.29

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