LR1121B

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 7

www.unisonic.com.tw

QW-R502-101.E

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

7

V

V

Output Voltage

V

Power Dissipation

280

mW

Junction Temperature

125

°C

Operating Temperature

-40 ~ +85

°C

Storage Temperature

-40 ~ +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.

PARAMETER

SYMBOL

TEST

CIRCUIT

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

1

×0.98

×1.02

V

Output Current

3

200

mA

Input Voltage

2.0

7

V

Line Regulation

V

V

1

0.04

0.2

%/V

Load Regulation

V

1

15

40

mV

Output Voltage

Temperature Coefficient

V

Ta×

△

1

-40°C ≤Ta≤85°C

±100

ppm/°C

Supply Current

2

pin=ON, no load

30

65

μA

Supply Current During

standby

2

pin=OFF, no load

0.1

1.0

Short Circuit Current

3

230

mA

Shutdown Pin Input

Voltage

High

4

1.6

V

Low

4

0

0.3

Shutdown Pin Input

Current

High

4

-0.1

0.1

μA

Low

4

-0.1

0.1

Ripple Rejection

RR

5

Ripple 0.5Vp-p

70

dB

Condition

MIN

TYP

MAX

UNIT

0.22

0.70

V

0.20

0.35

V

0.18

0.30

V

0.15

0.26

V