Copyright©2011Cree,Inc.Allrightsreserved.Theinformationinthisdocumentissubjecttochangewithoutnotice.Creeandthe

Creelogoareregisteredtrademarks,andTRandTR5270aretrademarksofCree,Inc.

3

CPR3ET Rev. -

Cree,Inc.

4600SiliconDrive

Durham,NC27703

USATel:+1.919.313.5300

www.cree.com

Maximum Ratings at T

Notes 1, 3 & 4

CxxxTR5270-Sxx00 and CxxxTR5270-Sxx00-3

DCForwardCurrent

250mA

PeakForwardCurrent(1/10dutycycle@1kHz)

300mA

LEDJunctionTemperature

150°C

ReverseVoltage

5V

OperatingTemperatureRange

-40°Cto+100°C

StorageTemperatureRange

-40°Cto+100°C

1000V

Class2

Typical Electrical/Optical Characteristics at T

Note 3

Part Number

Forward Voltage (V

Reverse Current

[I(Vr=5V), μA]

Full Width Half Max

(

λ

Min.

Typ.

Max.

Max.

Typ.

C450TR5270-Sxx000

2.7

3.2

3.5

2

20

C460TR5270-Sxx000

2.7

3.2

3.5

2

21

C450TR5270-Sxx000-3

2.7

3.2

3.5

2

20

C460TR5270-Sxx000-3

2.7

3.2

3.5

2

21

Notes:

1.

Maximum ratings are package-dependent. The above ratings were determined using lamps in chip-on-MCPCB (metal core PCB) packages for

characterization.Ratingsforotherpackagesmaydiffer.Junctiontemperatureshouldbecharacterizedinaspecificpackagetodeterminelimitations.

Assemblyprocessingtemperaturemustnotexceed325°C(<5seconds).

2.

Productresistancetoelectrostaticdischarge(ESD)accordingtotheHBMismeasuredbysimulatingESDusingarapidavalancheenergytest(RAET).

TheRAETproceduresaredesignedtoapproximatethemaximumESDratingsshown.

3.

Allproductsconformtothelistedminimumandmaximumspecificationsforelectricalandopticalcharacteristicswhenassembledandoperatedat120

mAwithinthemaximumratingsshownabove.Efficiencydecreasesathighercurrents.Typicalvaluesgivenarewithintherangeofaveragevalues

expectedbymanufacturerinlargequantitiesandareprovidedforinformationonly.AllmeasurementsweremadeusinglampsinT-13/4packages

(withHysolOS4000epoxyencapsulantandclearepoxydieattach).OpticalcharacteristicsmeasuredinanintegratingsphereusingIlluminanceE.

4.

ThemaximumforwardcurrentisdeterminedbythethermalresistancebetweentheLEDjunctionandambient.Itiscrucialfortheend-producttobe

designedinamannerthatminimizesthethermalresistancefromtheLEDjunctiontoambientinordertooptimizeproductperformance.

Max If (mA)

250

Max Vf @Max If (V)

3.5

Max Tj (Deg C)

150

Max Power (W)

0.875

Thermal Resistance (C/W)

10

20

30

If @ Tamb

Tamb

Tamb

250

25

25

25

250

141.25

132.5

123.75

0

150

150

150

0

50

100

150

200

250

300

50

75

100

125

150

175

Ambient Temperature (

C)