LM117 datasheet(4/25 Pages) NSC

4 / 25 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Power Dissipation

Internally Limited

Input-Output Voltage Differential

+40V, −0.3V

Storage Temperature

−65˚C to +150˚C

Lead Temperature

Metal Package (Soldering, 10 seconds)

300˚C

Plastic Package (Soldering, 4 seconds)

260˚C

ESD Tolerance (Note 5)

3 kV

Operating Temperature Range

LM117

−55˚C

≤ T

≤ +150˚C

LM317A

−40˚C

≤ T

≤ +125˚C

LM317

0˚C

≤ T

≤ +125˚C

Preconditioning

Thermal Limit Burn-In

All Devices 100%

Electrical Characteristics (Note 3)

Specifications with standard type face are for T

J = 25˚C, and those with boldface type apply over full Operating Tempera-

ture Range. Unless otherwise specified, V

IN −VOUT = 5V, and IOUT = 10 mA.

Parameter

Conditions

LM117 (Note 2)

Units

Min

Typ

Max

Reference Voltage

≤ (V

IN −VOUT)

≤ 40V,

1.20

1.25

1.30

10 mA

≤ I

OUT

≤ I

MAX,P

≤ P

MAX

Line Regulation

≤ (V

IN −VOUT)

≤ 40V (Note 4)

0.01

0.02

%/V

0.02

0.05

%/V

Load Regulation

10 mA

≤ I

OUT

≤ I

MAX (Note 4)

0.1

0.3

Thermal Regulation

20 ms Pulse

0.03

0.07

%/W

Adjustment Pin Current

100

µA

Adjustment Pin Current Change

10 mA

≤ I

OUT

≤ I

MAX

0.2

µA

≤ (V

IN −VOUT)

≤ 40V

Temperature Stability

MIN

≤ T

MAX

Minimum Load Current

IN −VOUT) = 40V

3.5

Current Limit

IN −VOUT)

≤ 15V

K Package

1.5

2.2

3.4

H Package

0.5

0.8

1.8

IN −VOUT) = 40V

K Package

0.3

0.4

H Package

0.15

0.2

RMS Output Noise, % of V

OUT

10 Hz

≤ f ≤ 10 kHz

0.003

Ripple Rejection Ratio

OUT = 10V, f = 120 Hz,

ADJ =0 µF

OUT = 10V, f = 120 Hz,

ADJ =10 µF

Long-Term Stability

J = 125˚C, 1000 hrs

0.3

Thermal Resistance,

K Package

2.3

˚C/W

Junction-to-Case

H Package

˚C/W

E Package

˚C/W

Thermal Resistance, Junction-

K Package

˚C/W

to-Ambient (No Heat Sink)

H Package

140

˚C/W

E Package

˚C/W

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