LR9280CG-12-AE2-R datasheet(4/6 Pages) UTC

4 / 6 page

LR9280

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 6

www.unisonic.com.tw

QW-R102-065.e



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

6.5

Input Voltage(CE Pin)

VCE

6.5

Output Voltage

VOUT

-0.3 ~ VIN+0.3

Output Current

IOUT

150

Power Dissipation

420

Operating Temperature

TOPR

-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 noted)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

VIN=Set VOUT+1V, 1μA ≤ IOUT≤30mA x0.980

x1.020

1.2≤VOUT<1.3

0.85

1.20

1.3≤VOUT<1.4

0.75

1.10

1.4≤VOUT<1.5

0.65

1.00

1.5≤VOUT<1.7

0.60

0.90

1.7≤VOUT<1.9

0.50

0.75

1.9≤VOUT<2.1

0.40

0.65

2.1≤VOUT<2.8

0.35

0.55

2.8≤VOUT≤3.6

0.25

0.40

Dropout Voltage

VDIF

IOUT=150mA

3.6≤VOUT≤4.0

0.20

0.35

Input Voltage

VIN

6.0

Supply Current

ISS

VIN-VOUT=1.0V, IOUT=0mA

0.7

1.5

µA

Standby Current

ISTB

VIN−VOUT=1.0V,VCE=GND

0.1

1.0

µA

Load Regulation

∆VOUT/∆IOUT

VIN−VOUT=1.0V(VOUT ≥ 1.5V)

VIN=2.4V(VOUT<1.5V)

1μA ≤IOUT≤150mA

Line Regulation

∆VOUT/∆VIN

IOUT=30mA

VOUT+0.5V≤VIN ≤ 6.0V

(VOUT≥1.5V), 2.0V≤VIN≤6.0V

(1.2V≤VOUT≤1.4V)

0.05

0.20

%/V

Output Voltage

Temperature Coefficient

∆VOUT/∆TOPT IOUT=30mA, -40°C≤TOPT≤85°C

±100

ppm/°C

Short Current Limit

ISC

VOUT=0V

CE Pull-down Constant

Current

IPD

LR9280B

0.35

µA

CE Input Voltage “H”

VCEH

LR9280B

1.2

6.0

CE Input Voltage “L”

VCEL

LR9280B

0.0

0.3

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