NJM2881/82

-7-

Ver.2004-12-22

ELECTRICAL CHARACTERISTICS

-60

-50

-40

-30

-20

-10

0

0

100

200

300

400

500

Output Current :Io [mA]

NJM2881/82_3.0V

Load Regulation vs. Output Current

@:Ta=25

VIN=4V

Co=1.0uF(Ceramic)

Cp=0.01uF

0

200

400

600

800

1000

4

6

8

101214

Input Voltage :Vin [V]

NJM2881/82_3.0V

Peak Output Current vs. Input Voltage

@:Ta=25

Co=1.0uF(Ceramic)

Cp=0.01uF

0

400

800

1200

1600

2000

05

10

15

NJM2881/82_3.0V

Quiescent Current v.s. Input Voltage

@:Ta=25

o

C

Output is open.

Co=1.0uF(Ceramic)

Cp=0.01uF

including Icont

Input Voltage :Vin [V]

0

50

100

150

200

0.000001

0.00001

0.0001

0.001

0.01

0.1

Noise Bypass Capacitor : Cp(uF)

NJM2881/82_3.0V

Output Noise Voltage vs. Noise Bypass Capacitor

@:Ta=25

VIN=4V

Co=1.0uF

(Ceramic)

Io=10mA

0

20

40

60

80

100

0.001

0.01

0.1

1

10

100

Output Current :Io [mA]

NJM2881/82_3.0V

Output Noise Voltage vs. Output Current

@:Ta=25

VIN=4V

Co=1.0uF(Ceramic)

Cp=0.01uF

0

20

40

60

80

100

10

100

1000

10

4

10

5

NJM2881/82_3.0V

Ripple Rejection Ratio v.s. Frequency

Frequency :f [Hz]

Io=0mA

Io=10mA

Io=30mA

@:Ta=25

VIN=4.0V

ein=200mVrms

Co=1.0uF(Ceramic)

Cp=0.01uF

100k

10k

1k

100

10