Data Sheet
SML-K19series
Features
HighluminousitywhiteLEDs
Flat-framehighheatdisspationpackage
Color
Type
WB
PartNo.
Chip
Structure
Emitting
Color
AbsoluteMaximumRatings(Ta 25 )
ElectricalandOpticalCharacteristics(Ta 25 )
Power
Dissipation
PD(mW)
Forward
Current
IF(mA)
PeakForward
Current
IFP(mA)
Reverse
Voltage
VR(V)
Operating
Temperature
Topr( )
Storage
Temperature
Tstg( )
ForwardVoltageVFReverseCurrentIR Chromaticity LuminousIntensityIVLuminousFlux V
Typ.(V)IF(mA)
Max.
( A)
VR(V) (x,y) IF(mA)
Min.
(mcd)
Typ.
(mcd)
IF(mA)
Typ.
(lm)
IF(mA)
SMLK19WBECW
InGaN
onSiC
White
190 50 100 5 -40to+85 -40to+100 3.2 20 10 5
(0.30,0.28)
20 1100
2000
20
(5)
20
SMLK19WBEDW
(0.34,0.34)
SMLK19WBEAW
White
(5000K)
(0.345,0.351)
1400
(4.5)
SMLK19WBEBW
White
(3000K)
(0.444,0.406)
1400
0.6
4
4.5
Anode mark
SMLK19
Tolerance: 0.2
unit:mm
0.48
0.44
0.40
0.36
0.32
0.28
0.24
0.26 0.30 0.34 0.38 0.42 0.46 0.50 0.54
CIE x
(AW)
(BW)
(CW)
(DW)
(5000K)
(4200K)
(3500K)
(2900K)
Chromaticity Diagram
Specifications
Dimensions
Viewing Angle
0.9
1.4
3.65
2.75
unit:mm
Recommended Solder Pattern
RELATIVE INTENSITY (%)
10?/DIV>
10?/DIV>
20?/DIV>
20?/DIV>
40?/DIV>
50?/DIV>
70?/DIV>
80?/DIV>
40?/DIV>
50?/DIV>
70?/DIV>
80?/DIV>
0
50
100
50
100
0?/DIV>
30?/DIV>
60?/DIV>
90?/DIV>
30?/DIV>
60?/DIV>
90?/DIV>
SCANNING ANGLE
(
deg
)
X
Y
RELATIVEINTENSITY(%)
Duty1/10,10msMax. ():Reference
PSML2
1/3
?2012 ROHM Co., Ltd. All rights reserved.
www.rohm.com
2012.03 - Rev.A
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