LM317G-TQ2-R datasheet(3/5 Pages) UTC

3 / 5 page

LM317

LINEAR INTEGRATED CIRCUIT

UNISONIC TECHNOLOGIES CO., LTD

3 of 5

www.unisonic.com.tw

QW-R101-009.Q



ABSOLU T E M AX I M U M RAT I N GS (TA=25C, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Input - Output Voltage Difference

VIN-VOUT

Power Dissipation

Internal limited

Junction Temperature

+125

C

Operating Temperature

TOPR

-40 ~ +85

C

Storage Temperature

TSTG

-40 ~ +150

C

Note: Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device

could be damaged beyond Absolute maximum ratings.



T H ERM AL DAT A

PARAMETER

SYMBOL

RATINGS

UNIT

TO-252

112

TO-220/TO-220F

TO-263/TO-263-3

SOT-223

165

TO-3

Junction-to-Ambient

SOP-8

θJA

190

C/W

TO-252

TO-220/TO-263

TO-263-3

TO-220F

7.8

SOT-223

TO-3

Junction-to-Case

SOP-8

θJC

C/W



ELECT RI CAL CH ARACT ERI ST I CS

(VIN-VOUT=5V, IOUT=10mA, TA=25C, unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Line Regulation

V

OUT/VOUT 3V≦VIN-VOUT≦40V

0.01

0.04

%/V

VOUT

Load Regulation

V

OUT

10mA≦IOUT≦1A

VOUT

0.1

0.5

Adjustable Pin Current

IADJ

100

μA

Adjustable Pin Current Change

I

ADJ

3V≦VIN-VOUT≦40V,

10mA≦IOUT≦1A, PD≦20W

0.2

μA

Reference Voltage

VREF

3V≦VIN-VOUT≦40V,

10mA≦IOUT≦1A, PD≦20W

1.20

1.25

1.30

Temperature Stability

TMIN

TMAX

0.7

%/VOUT

Minimum Load Current for Regulation

IL(MIN)

VIN-VOUT=40V

3.5

Maximum Output Current

IO(MAX)

VIN-VOUT=40V, PD

20W

0.2

0.3

RMS Noise vs. %of VOUT

10HZ

10KHZ

0.003

%/VOUT

CADJ=0

Ripple Rejection

VOUT=10V,f=120HZ

CADJ=10

μF 66

Note: CADJ is connected between Adjust pin and Ground.

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