NJM2846 Ver la hoja de datos (PDF) - Japan Radio Corporation

Número de pieza

componentes Descripción

Fabricante

NJM2846

LOW DROPOUT VOLTAGE REGULATOR

Japan Radio Corporation  

NJM2845/46

OUTPUT VOLTAGE RANK LIST

Device Name

NJM284*DL*-18

VOUT

1.8V

NJM284*DL*-23 2.3V

NJM284*DL*-25 2.5V

NJM284*DL*-03 3.0V

NJM284*DL*-33 3.3V

NJM284*DL*-05 5.0V

ABSOLUTE MAXIMUM RATINGS

(Ta=25°C)

PARAMETER SYMBOL

RATINGS

UNIT

Input Voltage

Control Voltage

Power Dissipation

Operating

Temperature

Storage

Temperature

VIN

VCONT

PD

Topr

Tstg

+14

V

+14(*1)

V

10(Tc≤25°C)

1.0(Ta≤25°C)

W

-40 ∼ +85

°C

-40 ∼ +150

°C

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

Operating voltage

VIN=+2.5V(In case of Vo<2.3V) ~ +(Vo+10V)

NJM2845

ELECTRICAL CHARACTERISTICS (VIN=Vo+1V, CIN=0.33µF, Co=2.2µF(Vo≤2.6V: Co=4.7µF), Ta=25°C)

PARAMETER

SYMBOL

TEST CONDITION

MIN. TYP. MAX.

Output Voltage

Vo

Io=30mA

-1.0% - +1.0%

Quiescent Current

Output Current

Line Regulation

Load Regulation

Dropout Voltage(*2)

Ripple Rejection

Average Temperature

Coefficient of Output

Voltage

IQ

Io

∆Vo/∆VIN

∆Vo/∆Io

∆VI -O

RR

Io=0mA

Vo - 0.3V

VIN=Vo+1V ∼ Vo+6V, Io=30mA

Io=0 ∼ 800mA

Io=500mA

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

Vo=3V Version

∆Vo/∆Ta Ta=0 ∼ 85°C, Io=10mA

-

400 600

800 1050 -

-

-

0.10

-

- 0.004

- 0.18 0.28

-

75

-

- ± 50

-

Output Noise Voltage

VNO

f=10Hz ∼ 80kHz, Io=10mA,

Vo=3V Version

-

45

-

(*2): The output voltage excludes under 2.3V.

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.

UNIT

V

µA

mA

%/V

%/mA

V

dB

ppm/°C

µVrms

-2-

Ver.2005-01-20

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