LT1ED90A データシートの表示（PDF） - Sharp Electronics
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LT1ED90A Datasheet PDF : 15 Pages
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4. Reliability
The reliabilityof productsshallbesatisfiedwith itemslistedbelow.
4-l. Testitemsandtestconditions
Testitems
Test conditions
temperaturecycling -25”c(3Omin)-+lOO”c(3Omin),3Otimes
High temp.andhigh Ta=+60”C,9O%RH,HOOh
humidity storage
Efigh mpe&ure
storage Ta=1OO”C,t+OOh
I .ow temperature
storageTa=25”C,t=SOOh
Operatingtest
Mechanicalshock
Variable titquency
ViilY3tiOil
Solderingheat
Ta=25”C,1,=30mA,r500h
,
15ooom/s’,osms,
3times/ kX$Y,*Z direction
2OOm/s*1, 00-2 OOO-lOOHz/sweepfo4rmin.
,4timeaYz direction
Referto theattachedsheq
Page1l/12 ltimes
Cotidence level: 90%
Samples(Il) LTPD
Defective(C) (%)
n=32, c=o
10
n-22, c=o
10
n=22, c=o
10
n=“, c=o
10
n=22, Go
10
n=ll, C=O 20
n=ll, C=O 20
n=ll, c=O 20
4-2. Failureju&ementcriteria * 1
Parameter
Symbol
Failurejudgementcriteria*2
Forward voltage
vF
v, > U.S.L. x 1.2
Reversecurrent
IR
Ia > U.S.L. x 2.0
Luminousintensity
IV
Iv > The first stagevalueX 2.0 or The tit stagevalueX 0.5 > Iv
* 1: Measuringconditionis in accordancewith specification.
*2: U.S.L. is shownby UpperSpecificationLimit.
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