NJU7771F22(2004) View Datasheet(PDF) - Japan Radio Corporation

Part Name

Description

Manufacturer

NJU7771F22
(Rev.:2004)

LOW DROPOUT VOLTAGE REGULATOR

Japan Radio Corporation  

NJU7771/72/73/74/75/76

! ELECTRICAL CHARACTERISTICS

NJU7771_3.0V

Output noise voltage vs.Output current

120

@:Ta=25oC

VIN=4.0V

LPF:80kHz

100

80

Co=1.0uF(Ceramic)

60

Co=2.2uF(Ceramic)

40

20

0

0.001

0.01

0.1

1

10

100

Output current: Io(mA)

NJU7771_3.0V

Stability Operating Area Characteristics

100

@:Ta=25oC

Co=1.0uF(Ceramic)

Cin=0.1uF

10

1

Oscillation Free

0.1

0.01

1u

10u

100u

1m

10m

Output current: Io(A)

100m

NJU7771_3.0V

Ripple rejection ratio vs.Output current

80

f=1kHz

70

60

50

40

f=10kHz

30

20 @:Ta=25oC

VIN=4.0V

ein=200mVrms

10

Co=1.0uF(Ceramic)

0

0.001

0.01

0.1

1

10

100

Output current: Io(A)

-6-

Ver.2004-01-19

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