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AbsoluteMaximumRatings
(1)
PackageThermalData
(1)
RecommendedOperatingConditions
ElectricalCharacteristics
LM317M
3-terminaladjustableregulator
SLVS297M–APRIL2000–REVISEDOCTOBER2005
overoperatingtemperaturerange(unlessotherwisenoted)
MINMAXUNIT
V
I
–V
O
输入-至-outputdifferentialvoltage40v
T
J
Operatingvirtualjunctiontemperature150
°
C
leadtemperature(within5milsoftheplasticbodyfor10s)ktp,dcypackages260
°
C
T
stg
Storagetemperaturerange–65150
°
C
(1)stressesbeyondthoselistedunder"absolutemaximumratings"maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder"recommendedoperating
情况"isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
PACKAGEBOARD
θ
JC
θ
JCB
θ
JA
powerflex(ktp)highk,jesd51-53
°
c/w28
°
c/w
sot-223(dcy)highk,jesd51-730.6
°
c/w53
°
c/w
(1)maximumpowerdissipationisafunctionoft
J
(最大值),
θ
JA
,andt
一个
.themaximumallowablepowerdissipationatanyallowableambient
temperatureisP
D
=(t
J
(最大值)–t
一个
)/
θ
JA
.operatingattheabsolutemaximumt
J
of150
°
ccanaffectreliability.
MINMAXUNIT
V
I
–V
O
输入-至-outputvoltagedifferential37v
I
O
outputcurrent0.5a
Nosuffix0125
T
J
Operatingvirtualjunctiontemperature
°
C
Qsuffix–40125
overrecommendedoperatingvirtual-junctiontemperaturerange,v
I
–V
O
=5v,i
O
=0.1a(unlessotherwisenoted)
PARAMETERTESTCONDITIONS
(1)
MINTYPMAXUNIT
T
J
=25
°
c0.010.04
Lineregulation
(2)
V
I
–V
O
=3vto40v%/v
fulltemperaturerange0.020.07
T
J
=25
°
c0.10.5
LoadregulationI
O
=10mAto500mA%V
O
fulltemperaturerange0.31.5
ADJUSTterminalcurrent50100
µ
一个
ChangeinADJUSTterminalcurrentV
I
–V
O
=3vto40v,i
O
=10mato500ma0.25
µ
一个
ReferencevoltageV
I
–V
O
=3vto40v,i
O
=10mato500ma1.21.251.3v
输出-voltagetemperaturestability0.7%
Minimumloadcurrent
3.510ma
tomaintainregulation
V
I
–V
O
≤
15V500900
MaximumoutputcurrentmA
V
I
–V
O
=40v,p
D
≤
P
d(最大值)
,t
J
=25
°
C150250
rmsoutputnoisevoltage(%ofv
O
)f=10hzto10khz,t
J
=25
°
c0.003%v
O
C
ADJ
=0
(3)
65
V
O
=10v,f=120hz,
RipplerejectiondB
T
J
=25
°
C
C
ADJ
=10
µ
F
(3)
6680
长-termstabilityt
J
=25
°
c0.31%/1khrs
(1)脉冲波-testingtechniquesareusedtomaintainthejunctiontemperatureasclosetotheambienttemperatureaspossible.
(2)linevoltageregulationisexpressedhereasthepercentagechangeinoutputvoltageper1-vchangeattheinput.
(3)cadjisconnectedbetweentheadjustterminalandground.
2
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