GRM21BB31E475KA75B datasheet(10/17 Pages) PANASONIC

Part #	GRM21BB31E475KA75B

Description	VIN = 2.5V to 5.5V 1.2A Synchronous DC-DC Step Down Regulator

Download	17 Pages

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Manufacturer	PANASONIC [Panasonic Semiconductor]

Direct Link	http://www.panasonic.com/industrial/

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10 / 17 page

AN30180A

10

Ver. AEB

(3) Efficiency

VIN = 2.5 V or 3.7 V or 5.5 V , Vout = 1.15 V , Cout = 4.7

μF , Lout = 1.0 μH

0

10

20

30

40

50

60

70

80

90

100

1

10

100

1000

Load Current[mA]

VIN=2.50V

VIN=3.70V

VIN=5.50V

(4) Load regulation

VIN = 2.5 V or 3.7 V or 5.5 V , Vout = 1.15 V , Cout = 4.7

μF , Lout = 1.0 μH

1

1.05

1.1

1.15

1.2

1.25

1.3

1.35

1.4

0

200

400

600

800

1000

1200

Load Current [mA]

VIN=2.50V

VIN=3.70V

VIN=5.50V

TYPICAL CHARACTERISTICS CURVES (Continued)

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