LM317F datasheet(3/3 Pages) HTC

tên linh kiện	LM317F

Giải thích chi tiết về linh kiện	ADJUSTABLE VOLTAGE REGULATOR (POSITIVE)

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ADJUSTABLE VOLTAGE REGULATOR (POSITIVE)

LM317L

ABSOLUTE MAXIMUM RATINGS (TA=25℃, unless otherwise specified)

Input-output Voltage Differential

Lead Temperature

Power Dissipation

Operating Temperature Range

Storage Temperature Range

ELECTRICAL CHARACTERISTICS

(VI-Vo=5V, Io=0.5A, 0℃≤TJ≤125℃, IMAX=1.5A, PMAX= 1.5 W, unless otherwise specified)

Characteristic

Min.

Typ.

Max.

Unit

Line Regulation

3V≤VI-Vo≤40V

0.01

0.04

%/V

3V≤VI-Vo≤40V

0.02

0.07

%/V

10

25

㎷

Load Regulation

0.1

0.5

%/Vo

20

70

㎷

0.3

1.5

%/Vo

Adjustable Pin Current

46

100

㎂

Adjustable Pin Current

Change

0.2

5

㎂

Reference Voltage

1.20

1.25

1.30

V

Temperature Stability

0.7

%/Vo

Minimum Load Current to

3.5

10

㎃

Maintain Regulation

Maximum Output Current

100

200

mA

0.156

0.4

RMS Noise, % of VOUT

0.003

0.01

%/Vo

Ripple Rejection

60

㏈

66

75

Long-Term Stability,

0.3

1

%

TJ=THIGH

* Load and line regulation are specified at constant junction temperature. Change in VD

due to heating effects must be taken into account separately. Pulse testing with low duty is used.

(Pmax = 1500 mW)

HTC

VI-Vo=40V

measurements, 1000HR

Vo=10V, f=120Hz

without CADJ

CADJ=10 ㎌

ST

RR

Vo≤5V

Vo≥5V

△IADJ

TA=25℃, for end point

PD≤PMAX

TA=25℃, 10Hz≤f≤10KHz

Io(MAX)

VI-Vo≤5V, PD≤PMAX

VI-Vo≤40V, PD≤PMAX, TA=25℃

VREF

10㎃≤Io≤IMAX

Vo≥5V

10㎃≤Io≤IMAX

P≤PMAX

3V≤VIN-VOUT≤40V

△Vo

3V≤VI-Vo≤40V

10㎃≤Io≤IMAX

IADJ

eN

STT

L(MIN)

Symbol

△Vo

TA=0 ∼ 125℃

TA=25℃, 10㎃≤Io≤IMAX

Vo≤5V

Value

VI-Vo

Test condition

Internally limited

℃

-65 ∼ +125

V

℃

40

230

Unit

55

TLEAD

PD

TOPR

-

TSTG

0 ∼ +125

Symbol

Characteristic

Số phần tương tự - LM317F

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