LR9270

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-A62.a



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

7.0

V

Input Voltage( CE or CE Input Pin)

V

Output Voltage

V

Output Current

1.2

A

Power Dissipation

Internally limited

Operating Temperature

-40~85

°C

Storage Temperature

-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.



LR9270L-xx

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage

6.0

V

Supply Current1

80

160

µA

Standby Current

0.1

1.0

µA

Output Voltage

x0.98

x1.02

V

Output Current

800

mA

Load Regulation

30

100

mV

Dropout Voltage

0.35

0.45

V

0.30

0.35

V

0.25

0.30

V

0.20

0.25

V

0.15

0.20

V

0.12

0.18

V

Line Regulation

0.05

0.30

%/V

Ripple Rejection

RR

50

dB

Output Voltage

Temperature Coefficient

±100

ppm

/°C

Short Current Limit

40

mA

Pull-up resistance for CE pin

1.25

2.50

5.00

MΩ

CE Input Voltage “H”

1.50

V

CE Input Voltage “L”

0.25

V

Thermal Shutdown Detector

Threshold Temperature

Junction Temperature

150

°C

Thermal Shutdown Released

Temperature

Junction Temperature

120

°C