SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 1 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
T-1(3mm) ROUND LED LAMP
Part Number: WP937GGD Green
Features
zUniform light output.
zLow power consumption.
zLong life - solid state reliability.
zRoHS compliant.
Description
The Green source color devices are made with Gallium
Phosphide Green Light Emitting Diode.
Package Dimensions
Notes:
1. All dimensions are in millimeters (inches).
2. Tolerance is ±0.25(0.01") unless otherwise noted.
3. Lead spacing is measured where the leads emerge from the package.
4. The specifications, characteristics and technical data described in the datasheet are subject to change without prior notice.
SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 2 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
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
V
iewing
Angle [1]
Min. Typ. 2θ1/2
WP937GGD
Green (GaP)
Green Diffused
4 10
Green (GaP) 4 10
60°
Symbol Parameter Device Typ. Max. Units Test Conditions
λpeak Peak Wavelength Green 565 nm IF=20mA
λD [1] Dominant Wavelength Green 568 nm IF=20mA
Δλ1/2 Spectral Line Half-width Green 30 nm IF=20mA
C Capacitance Green 15 pF VF=0V;f=1MHz
VF [2] Forward Voltage Green 2.2 2.5 V IF=20mA
Parameter Green Units
Power dissipation 62.5 mW
DC Forward Current 25 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.
SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 3 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
WP937GGD
Green
SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 4 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
PACKING & LABEL SPECIFICATIONS WP937GGD
SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 5 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
SPEC NO: DSAF2632 REV NO: V.4B DATE: FEB/17/2013 PAGE: 6 OF 6
APPROVED: WYNEC CHECKED: Allen Liu DRAWN: Y.Liu ERP: 1101008564
All design applications should refer to Kingbright application notes available at
http://www.KingbrightUSA.com/ApplicationNotes
