LR9270LL-25-AE5-R datasheet(4/7 Pages) UTC

4 / 7 page

LR9270

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-A62.E



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

7.0

Input Voltage( CE or CE Input Pin)

VCE

-0.3 ~ VIN+0.3

Output Voltage

VOUT

-0.3 ~ VIN+0.3

Output Current

IOUT

0.8

Power Dissipation

Internally limited

Operating Temperature

TOPT

-40~85

°C

Storage Temperature

TSTG

-55~125

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified)

LR9270L-xx

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage

VIN

6.0

Supply Current1

ISS1

VIN-VOUT=1.0V, VCE=GND

160

µA

Standby Current

ISTB

VIN=VCE=6.0V

0.1

1.0

µA

Output Voltage

VOUT

VIN-VOUT=1.0V, IOUT=100mA

x0.98

x1.02

Output Current

IOUT1

VIN-VOUT=1.0V

800

Load Regulation

∆VOUT

VIN-VOUT=1.0V, 1mA≤IOUT≤300mA

100

VOUT=1.2

0.60

0.70

VOUT=1.5

0.35

0.45

VOUT=1.6

0.30

0.35

VOUT=1.7

0.25

0.30

VOUT=1.8≤VOUT≤2.0

0.20

0.25

VOUT=2.1≤VOUT≤2.4

0.15

0.20

Dropout Voltage

VDIF

IOUT=300mA

VOUT=2.5≤VOUT≤4.0

0.12

0.18

Line Regulation

∆VOUT/∆VIN IOUT=100mA, VOUT+0.5V≤VIN≤6.0V

0.05

0.30

%/V

Ripple Rejection

f=1kHz,Ripple 0.5VP-P,VIN-VOUT=1.0V

Output Voltage

Temperature Coefficient

∆VOUT/∆T

IOUT=10mA, -40°C ≤ TA ≤ 85°C

±100

ppm

/°C

Short Current Limit

ILIM

VOUT=0V

Pull-up resistance for CE pin

RPU

5.0

MΩ

CE Input Voltage “H”

VCEH

1.50

CE Input Voltage “L”

VCEL

0.25

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