SPEC NO: DSAF2579 REV NO: V.4B DATE: FEB/17/2013 PAGE: 2 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101007912
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
iewing
Angle [1]
Min. Typ. 2θ1/2
WP914HDT Bright Red (GaP) Red Diffused 0.1 0.4
100
°
Iv (mcd) [2]
@ 10mA
Symbol Parameter Device Typ. Max. Units Test Conditions
λpeak Peak Wavelength Bright Red 700 nm I
F=20mA
λD [1] Dominant Wavelength Bright Red 635 nm I
F=20mA
Δλ1/2 Spectral Line Half-width Bright Red 45 nm I
F=20mA
C Capacitance Bright Red 40 pF V
F=0V;f=1MHz
V
F [2] Forward Voltage Bright Red 2.25 2.5 V IF=20mA
I
R Reverse Current Bright Red 10 uA VR = 5V
Parameter Bright Red Units
Power dissipation 62.5 mW
DC Forward Current 25 mA
Peak Forward Current [1] 130 mA
Reverse Voltage 5 V
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.
