FR317LS datasheet(2/5 Pages) FS

2 / 5 page

ELECTRICAL CHARACTERISTICS (Ta=25℃)

(VI-VO=3V, IO=40mA, -10℃≤Tj≤125℃, unless otherwise specified.)

CHARACTERISTIC

SYMBOL

TEST CONDITION

MIN.

TYP.

MAX.

UNIT

Line Regulation

ΔVO(Line)

3V≤V -V

≤

40V

180

Load Regulation

ΔVO(Load)

10mA≤ I

≤

IMAX

Adjustable Pin Current

IAdj

100

Adjustable Pin Current Change

ΔIAdj

10mA≤ Io≤ IMAX, 3V≤ V -V

≤

40V

Reference Voltage

Vref

10mA≤ Io≤ IMAX, 3V≤ V -V

≤

40V,

P≤ PMAX

1.20

1.30

Minimum Load Current to

Maintain Regulation

Io(MIN)

(V -V )=40V

Current Limit

Io(MAX)

(V -V ) = 3.0V, P≤ PMAX

0.1

0.3

(V -V ) = 40V, P≤ PMAX, Ta=25℃

0.025

0.15

Ripple Rejection Ratio

Vo=10V, f=120HZ

Note : Load and line regulation are specified at constant junction temperature.

Change in Vo due to heating effects must be taken into account separately. Pulse testing with low duty is used. (P

= 20W)

2011. 02. 07

2/5

FR317S/LS/LFB

Revision No : 2

MAXIMUM RATINGS (Ta=25℃)

μA

MAX

OUT

CHARACTERISTIC

SYMBOL

RATING

UNIT

Input-Output Voltage Differential

V - V

Power Dissipation (With infite heat sink)

Interally limited

Operating Temperature

Topr

-40 ~ 125

Storage Temperature

Tstg

-65 ~ 150

OUT

℃

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