LR2126

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-A60.B

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage (Operating)

2.5 ~ 7.0

V

Input Voltage (Survival)

-0.3 ~ +7.5

V

Shutdown Input Voltage

V

Output Voltage (Survival), (Note 1, 2)

-0.3 ~ +7.5

V

Short Circuit Protected

Maximum Operating Current (DC)

1

A

Power Dissipation (Note 3)

Internally Limited

Junction Temperature

+125

°C

Operating Temperature

-40 ~ +125

°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.

THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Junction to Ambient

160

°C/W

ELECTRICAL CHARACTERISTICS

specified.(Note 4)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage Tolerance (Note 5)

-1.5

-3

0

+1.5

+3

%

Output Voltage Line Regulation (Note 5)

△

0.05

%/V

0.5

%

Dropout Voltage (Note 6)

300

500

mV

FB Reference Voltage

0.8

V

60

Ground Pin Current In Normal Operation

Mode

70

μA

Start-Up Time

100

μs

SHORT CIRCUIT PROTECTION

Short Circuit Current

2

A

OVER TEMPERATURE PROTECTION

Shutdown Threshold

165

°C

Thermal Shutdown Hysteresis

10

°C

SHUTDOWN INPUT

Output = High

Shutdown Threshold

Output = Low

0

0.3

V

EN Input Current

10

nA

AC PARAMETERS

60

Ripple Rejection

PSRR

40

dB

Output Noise Density

f = 120Hz

0.8

μV

BW = 10Hz ~ 100kHz

150

Output Noise Voltage

BW = 300Hz ~ 300kHz

100