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NJM2801U

Low Dropout Voltage Regulator with Reset

Japan Radio Corporation  

■ Absolute Maximum Ratings

PARAMETER

Input Voltage

Power Dissipation

Operating

Temperature

Storage Temperature Range

SYMBOL

VIN

PD

Topr

Tstg

(Ta=25°C)

RATINGS

UNIT

+14

V

200 (MTP5)

350 (SOT-89)

mW

−40∼+85

°C

−40∼+125

°C

NJM2801

PRELIMINARY

■ ELECTRICAL CHARACTERISTICS (VIN=Vo+1V , CIN=0.1µF, Co=1µF ( Vo≤2.6V: Co=2.2µF ) Ta=25°C )

PARAMETER

SYMBOL

CONDITION

MIN. TYP. MAX. UNIT

Quiescent Current

Regulator Block

IQ

Io=0mA

−

200 300 µA

Output Voltage

Vo

Io=30mA

-2.2% − +2.2% V

Output Current

Io

Vo-0.3V

150 200

−

mA

Line Regulation

Load Regulation

Dropout Voltage

∆Vo/∆VIN

∆Vo/∆Io

∆VI_O

VIN=Vo+1V∼Vo+6V, Io=30mA

Io=0∼100mA

Io=60mA

−

− 0.10 %/V

−

− 0.03 %/mA

− 0.10 0.18 V

Ripple Rejection

RR

Ein=200mVrms, f=1kHz, Io=10mA,Vo=3V −

60

−

dB

Output

Voltage

Temperature Coefficient

Output Noise Voltage

∆Vo/∆T

VNO

Ta=0∼85°C, Io=10mA

f=10Hz∼100kHz, Io=10mA, Vo=3V

−

±50

− ppm/°C

−

45

− µVrms

Reset Block

Voltage Detection

Hysteresis Voltage

Low Level Output

Output Leak Current

On time Output Current

Reset Output Delay

Operation Voltage Limit

VRT

VRTH

RORL

IORH

IORL

td

VOPL

VIN=H→L

−2% − +2% V

VIN=H→L→H

VRT×3% VRT×5% VRT×8% mV

VIN=VRT-0.5V, RL=100kΩ

− 100 300 mV

VIN= VRT-0.5V

−

−

0.1 µA

VIN=VRT-0.5V, RL=0Ω

5

−

−

mA

VIN=(VRT-0.5V)→ (VRT+0.5V), Cd=0.1µF

9

10

11

mS

VORL=0.4V

−

0.9

−

V

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

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

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