LM317AG-TQ2-R datasheet(3/5 Pages) UTC

3 / 5 page

LM317A

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 5

www.unisonic.com.tw

QW-R101-026.G



ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Input-Output Voltage Differential

VIN-VOUT

Power Dissipation

Internally limited

Junction Temperature

+125

°C

Operating Temperature

TOPR

-40 ~ +85

°C

Storage Temperature

TSTG

-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

SOT-223

140

°C/W

TO-220/TO-220F2

°C/W

TO-252

103

°C/W

Junction to Ambient

TO-263/TO-263-3

θJA

62.5

°C/W

SOT-223

23.5

°C/W

TO-220/TO-263

TO-263-3

°C/W

TO-220F2

°C/W

Junction to Case

TO-252

θJC

°C/W



ELECTRICAL CHARACTERISTICS

(VIN-VOUT=5V, IOUT=0.5A, PMAX=20W, TA=25°C, unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Line Regulation

∆VOUT/VOUT 3V≤VIN-VOUT≤40V, IOUT=100mA

0.01

0.04

%/V

VOUT≤5V

Load Regulation

∆VOUT

10mA≤IOUT≤1.5A

VOUT≥5V

0.1

0.5

Adjustable Pin Current

IADJ

100

μA

Adjustable Pin Current Change

∆IADJ

3V≤VIN-VOUT≤40V,

10mA≤IOUT≤500mA

0.2

μA

Reference Voltage

VREF

3V≤VIN-VOUT≤40V,

10mA≤IOUT≤1.5A, PD＜PMAX

1.20

1.25

1.30

Temperature Stability

TMIN≤TJ≤TMAX

0.7

%/VOUT

Minimum Load Current for Regulation

IL(MIN)

VIN-VOUT=40V

4.5

VIN-VOUT=40V, PD≤PMAX

0.3

0.4

Maximum Output Current

IO(MAX)

VIN-VOUT=15V, PD＜PMAX

1.5

2.2

RMS Noise vs. %of VOUT

10HZ≤f≤10KHZ

0.003

%/VOUT

CADJ=0

Ripple Rejection

VOUT=10V,f=120HZ

CADJ=10μF

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