SPEC NO: DSAE9871 REV NO: V.4A DATE: FEB/15/2013 PAGE: 2 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101009279 
Selection Guide 
Absolute Maximum Ratings at TA=25癈 
Electrical / Optical Characteristics at TA=25癈 
Notes:
1. 2mm below package base.
2. 5mm below package base.
Part No.  
Dice  
Lens Type  
Iv (mcd)
V= 9V 
iewing
Angle [1] 
Min. 
Typ. 
2?/2 
High Efficiency Red (GaAsP/GaP)
Red Diffused
18
40
60?/SPAN>
*12
*25
WP56BID
Symbol 
Parameter 
Device 
Min. 
Typ. 
Max. 
Units 
Test Conditions 
籶eak
Peak Wavelength
High Efficiency Red
 
627
 
nm
 
Dominant Wavelength
High Efficiency Red
 
617
 
nm
 
敾1/2
Spectral Line Half-width
High Efficiency Red
 
45
 
nm
 
IF
Forward Current
High Efficiency Red
8
22
 
mA
Min:VF=3.5V
Typ:VF=5V
ISON
Supply Current
High Efficiency Red
 
8
 
mA
VF=3.5V
ISON
Supply Current
High Efficiency Red
 
44
 
mA
VF=14V
f
Blink Frequency
High Efficiency Red
 1.5
 
3
Hz
VF=3.5V~14V
Parameter 
High Efficiency Red 
Units 
Power dissipation
310
mW
Forward Voltage
14
V
Reverse Voltage
0.5
V
Operating Temperature
-40癈 To +70癈
Storage Temperature
-40癈 To +85癈
Lead Solder Temperature [1]
260癈 For 3 Seconds
Lead Solder Temperature [2]
260癈 For 5 Seconds
Note:
1. ?/2 is the angle from optical centerline where the luminous intensity is 1/2 of the optical peak value.
 * Luminous intensity value is traceable to the CIE127-2007 compliant national standards.
Note:
1.Wavelength value is traceable to the CIE127-2007 compliant national standards.
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