LM317 datasheet(3/7 Pages) TGS

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LM317

ELECTRICAL CHARACTERISTICS (VIN-VOUT=5V, IOUT=10mA, Ta=25°C,

unless otherwise specified. ) *

Characteristics

Test conditions

Symbol

Min.

Typ.

Max.

Unit

Reference voltage

10mA≤ I OUT ≤1A

3V≤ (V IN -V OUT ) ≤40V

PD≦ 20W

V REF

1.20

1.25

1.30

Line regulation

3V≦ VIN-VOUT≦ 40V

S V

0.01

0.04

%/V

Load regulation

0mA≦ IOUT≦ 1A

0.2

0.4

Adjust pin current

Iadj

100

µA

Adjust pin current

change

3V≦ VIN-VOUT≦ 40V,

10mA ≦ IOUT ≦ 1A, PD ≦

20W

Δ Iadj

0.2

5.0

µA

Minimum

load

current

VIN-VOUT=40V

I Lmin

3.5

10.0

Ripple rejection

f=120Hz,COUT=1µF

tantalum,

(V IN -V OUT

)=3V,

I OUT

=1A

Temperature

stability

TMIN≦ TJ≦ TMAX

0.7

RMS output noise

(% of V OUT )

Ta=25℃ , 10Hz≤ f ≤10kHz

0.003

Thermal resistance,

Junction to case

SOT-223

TO-252

TO-220

TO-263

θ JC

℃

Thermal resistance,

Junction

Ambient

SOT-223

TO-252

TO-220

TO-263

θ JA

165

112

℃

Thermal shutdown

hysteresis

Thys

℃

*: Maximum Power Dissipation is Package Type and Case Temperature dependent.

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