LR1142

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 4

www.unisonic.com.tw

QW-R102-093.B



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Input Voltage

6

V

EN Input Voltage

6

V

0.36

W

Junction Temperature

+150

°C

Storage Temperature

-65 ~ +150

°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.



RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

Ambient Temperature Range

-20

85

°C

Note: The device is not guaranteed to function outside its operating conditions.



THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Junction to Ambient

280

°C/W



ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage Range

2.5

5.5

V

Reference Voltage

0.784

0.8

0.816

V

Quiescent Current

35

50

μA

Shutdown Current

0.7

1.5

μA

Current Limit

500

750

mA

Dropout Voltage

370

mV

Load Regulation

1

%

Line Regulation

0.01

0.2

%/V

Logic-Low Voltage

0

0.6

V

EN Threshold

Logic-High Voltage

1.6

5.5

V

EN Pin Current

0.1

1

μA

FB Pin Current

0.1

1

μA

57

dB

Power Supply Rejection Ratio

PSRR

40

dB

Output Noise Voltage

30