IR3842AM datasheet(10/34 Pages) IRF

10 / 34 page

Rev 8.0

IR3842WMPbF

PRELIMINARY DATA SHEET

Typical Efficiency and Power Loss Curves

Vin=12V, Vcc=5V, Io=1A-6A, 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.

1.01.5

2.0

2.5

3.03.5

4.04.5

5.05.5

6.0

Load Current (A)

0.9V

1.0V

1.1V

1.2V

1.5V

1.8V

2.5V

3.3V

5.0V

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

1.3

1.4

1.5

1.6

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

Load Current (A)

0.9V

1.0V

1.1V

1.2V

1.5V

1.8V

2.5V

3.3V

5.0V

3.8

PIMC104T-1R5MN

1.5

3.3

3.8

PIMC104T-1R5MN

1.5

2.5

PIMC104T-1R0MN

1.8

2.45

MPO104-0R9IR

0.9

1.2

2.45

MPO104-0R9IR

0.9

1.5

6.7

PIMC104T-2R2MN

2.2

2.45

MPO104-0R9IR

0.9

1.1

1.5

MPL104-0R6

0.6

1.5

MPL104-0R6

0.6

0.9

DCR

(mΩ)

P/N

L (uH)

Vout (V)

3.8

PIMC104T-1R5MN

1.5

3.3

3.8

PIMC104T-1R5MN

1.5

2.5

PIMC104T-1R0MN

1.8

2.45

MPO104-0R9IR

0.9

1.2

2.45

MPO104-0R9IR

0.9

1.5

6.7

PIMC104T-2R2MN

2.2

2.45

MPO104-0R9IR

0.9

1.1

1.5

MPL104-0R6

0.6

1.5

MPL104-0R6

0.6

0.9

DCR

(mΩ)

P/N

L (uH)

Vout (V)

IR3842AM Datasheet(PDF) 10 Page - International Rectifier

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