LR2126

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R502-A60.A



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

%

0.5

%

Dropout Voltage (Note 6)

300

500

mV

FB Reference Voltage

0.8

V

Ground Pin Current In Normal Operation

Mode

60

μA

70

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

Shutdown Threshold

Output = High

V

Output = Low

0

0.3

EN Input Current

10

nA

AC PARAMETERS

Ripple Rejection

PSRR

60

dB

40

Output Noise Density

f = 120Hz

0.8

μV

Output Noise Voltage

BW = 10Hz ~ 100kHz

150

BW = 300Hz ~ 300kHz

100