SPEC NO: DSAF2647 REV NO: V.5B DATE: FEB/15/2013 PAGE: 2 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101005745
Selection Guide
Absolute Maximum Ratings at TA=25°C
Electrical / Optical Characteristics at TA=25°C
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. 2mm below package base.
3. 5mm below package base.
Part No. Dice Lens Type
Iv (mcd) [2]
@ 20mA
iewing
Angle [1]
Min. Typ. 2θ1/2
WP57YYD
Yellow (GaAsP/GaP)
Yellow Diffused
6 12
Yellow (GaAsP/GaP) 6 12
60
°
Symbol Parameter Device Typ. Max. Units Test Conditions
λpeak Peak Wavelength Yellow 590
nm I
F=20mA
λD [1] Dominant Wavelength Yellow 588
nm I
F=20mA
Δλ1/2 Spectral Line Half-width Yellow 35
nm I
F=20mA
C Capacitance Yellow 20
pF V
F=0V;f=1MHz
V
F [2] Forward Voltage Yellow 2.1 2.5 V IF=20mA
Parameter Yellow Units
Power dissipation 75 mW
DC Forward Current 30 mA
Peak Forward Current [1] 140 mA
Operating / Storage Temperature -40°C To +85°C
Lead Solder Temperature [2] 260°C For 3 Seconds
Lead Solder Temperature [3] 260°C For 5 Seconds
Notes:
1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 of the optical peak value.
2. Luminous intensity/ luminous Flux: +/-15%.
3.Luminous intensity value is traceable to the CIE127-2007 compliant national standards.
Notes:
1.Wavelength: +/-1nm.
2. Forward Voltage: +/-0.1V.
3. Wavelength value is traceable to the CIE127-2007 compliant national standards.
