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LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only RECTANGLE TYPE LED LAMPS
Pb
Lead-Free Parts
LH85740-PF
DATA SHEET
DOC. NO : REV. DATE : :
QW0905- LH85740-PF-08 B 14 - Mar.- 2008
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LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only
PART NO. LH85740-PF Page 1/5
Package Dimensions
3.9 ±0.1
3.8 ±0.1
1.65 ±0.1
7.0±0.1
0.25MAX 0.5MAX 0.7MAX
1.75 ±0.1
25.0MIN 0.5 ±0.05
1.0MIN
2.54TYP
+
-
Note : 1.All dimension are in millimeter tolerance is ±0.25mm unless otherwise noted. 2.Specifications are subject to change without notice.
Directivity Radiation
0° -30° 30°
-60°
60°
100% 75% 50%
25%
0
25% 50% 75% 100%
LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only
PART NO. LH85740-PF
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Absolute Maximum Ratings at Ta=25 ℃
Ratings Parameter Symbol Red Forward Current Peak Forward Current Duty 1/10@10KHz Power Dissipation Reverse Current @5V Operating Temperature Storage Temperature IF IFP PD Ir Topr Tstg 15 40 40 10 -40 ~ +85 -40 ~ +100 mA mA mW UNIT
μA ℃ ℃
Typical Electrical & Optical Characteristics (Ta=25 ℃)
PART NO
COLOR MATERIAL Emitted Lens
Red Diffused
Forward Peak Spectral voltage wave halfwidth length △λ nm @ 10mA(V) λPnm
Luminous intensity
@10mA(mcd)
Viewing angle 2θ 1/2 (deg)
Min. Typ. Min. Typ. 697 90 1.7 2.1 0.8 1.8 48
LH85740-PF
GaP
Red
Note : 1.The forward voltage data did not including ±0.1V testing tolerance. 2. The luminous intensity data did not including ±15% testing tolerance.
LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only
PART NO. LH85740-PF
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Typical Electro-Optical Characteristics Curve
H CHIP
Fig.1 Forward current vs. Forward Voltage Fig.2 Relative Intensity vs. Forward Current
3.0
1000
Forward Current(mA)
100
Relative Intensity Normalize @20mA
2.0 3.0 4.0 5.0
2.5 2.0 1.5 1.0 0.5 0.0
10 1.0
0.1 1.0
1.0
10
100
1000
Forward Voltage(V) Fig.3 Forward Voltage vs. Temperature
Forward Current(mA) Fig.4 Relative Intensity vs. Temperature
Forward Voltage@20mA Normalize @25℃
Relative Intensity@20mA Normalize @25℃
0 20 40 60 80 100
1.2
3.0 2.5 2.0 1.5 1.0 0.5 0.0 -40 -20 0 20 40 60 80 100
1.1 1.0
0.9 0.8 -40 -20
Ambient Temperature( ℃)
Ambient Temperature( ℃)
Fig.5 Relative Intensity vs. Wavelength
Relative Intensity@20mA
1.0
0.5
0.0 600 700 800 900 1000
Wavelength (nm)
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PART NO. LH85740-PF
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Soldering Condition(Pb-Free) 1.Iron: Soldering Iron:30W Max Temperature 350° C Max Soldering Time:3 Seconds Max(One time only) Distance:2mm Min(From solder joint to body)
2.Wave Soldering Profile Dip Soldering Preheat: 120° C Max Preheat time: 60seconds Max Ramp-up 2° C/sec(max) Ramp-Down:-5° C/sec(max) Solder Bath:260° C Max Dipping Time:3 seconds Max Distance:2mm Min(From solder joint to body)
Temp(° C) 260° C3sec Max
260°
5° /sec max
120°
2° /sec max Preheat
60 Seconds Max
25° 0° 0
50
100
.