NJM2891

ABSOLUTE MAXIMUM RATINGS

(Ta=25

°C)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

+14

V

Control Voltage

+14(*1)

V

Power Dissipation

300(*2)

mW

Operating Temperature

Topr

−40 ∼ +85

°C

Storage Temperature

Tstg

−40 ∼ +125

°C

(*1):When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage.

(*2):On board. (25mm

×25mm×0.2mm)

Operating Voltage

∼ +14.0V (In case of Vo<2.1V)

ELECTRICAL CHARACTERISTICS

µF, Co=1.0uF: Vo≥2.7V (Co=2.2uF: Vo≤2.6V), Cp=0.01µF, Ta=25°C)

PARAMETER

SYMBOL

TEST CONDITION

MIN.

TYP. MAX. UNIT

Output Voltage

Vo

Io=30mA

-1.0%

−

+1.0%

V

Quiescent Current

Io=0mA, expect Icont

−

120

180

µA

Quiescent Current

at Control OFF

−

−

100

nA

Output Current

Io

Vo

−0.3V

150

200

−

mA

Line Regulation

∼ Vo+6V, Io=30mA

−

−

0.10

%/V

Load Regulation

∆Vo/∆Io

Io=0

∼ 100mA

−

−

0.03 %/mA

Dropout Voltage

Io=60mA

−

0.10

0.18

V

Ripple Rejection

RR

ein=200mVrms,f=1kHz, Io=10mA,

Vo=3V Version

−

70

−

dB

Average Temperature

Coefficient of Output Voltage

∆Vo/∆Ta

Ta=0

∼85°C, Io=10mA

−

±50

−

ppm/

°C

Output Noise Voltage

f=10Hz

∼80kHz, Io=10mA,

Vo=3V Version

−

30

−

µVrms

Control Voltage for ON-state

1.6

−

−

V

−

−

0.6

V

(*3):The output voltage excludes under 2.1V.

The above specification is a common specification for all output voltages.

Therefore, it may be different from the individual specification for a specific output voltage.

OUTPUT VOLTAGE RANK LIST

Vout

Device Name

CH1

CH2

NJM2891PB1-2121

2.1V

2.1V

NJM2891PB1-2725

2.7V

2.5V

NJM2891PB1-2727

2.7V

2.7V

NJM2891PB1-2825

2.8V

2.5V

NJM2891PB1-2828

2.8V

2.8V

NJM2891PB1-J18

2.85V

1.8V

NJM2891PB1-2929

2.9V

2.9V

NJM2891PB1-0328

3.0V

2.8V

NJM2891PB1-0303

3.0V

3.0V

NJM2891PB1-3332

3.3V

3.2V

NJM2891PB1-0521

5.0V

2.1V