Features
!UNIFORM LIGHT OUTPUT. !LOW POWER CONSUMPTION. !I.C. COMPATIBLE. !LONG LIFE - SOLID STATE RELIABILITY.
T-1(3mm...
Features
!UNIFORM LIGHT OUTPUT. !LOW POWER CONSUMPTION. !I.C. COMPATIBLE. !LONG LIFE - SOLID STATE RELIABILITY.
T-1(3mm) ROUND LED LAMP
W937IID HIGH EFFICIENCY RED
Description
The High Efficiency Red source color devices are made with Gallium Arsenide Phosphide on Gallium Phosphide Orange 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 lead emerge package. 4. Specifications are subject to change without notice.
SPEC NO:DSAD2075 APPROVED : J. Lu
REV NO: V.1 CHECKED: Allen Liu
DATE:APR/12/2003 DRAWN:Y.H.LI
PAGE: 1 OF 3
Selection Guide
Part No.
Dice
Lens Type
W937IID
HIGH EFFICIENCY RED(GaAsP/GaP) HIGH EFFICIENCY RED(GaAsP/GaP)
RED DIFFUSED
Note: 1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
Iv (mcd) @ 20 mA
Min.
Typ.
7
20
7
20
View in g Angle 2θ1/2
60°
Electrical / Optical Characteristics at TA=25°C
Symbol
Parameter
Device
λpeak
Peak Wavelength High Efficiency Red
λD
Dominate Wavelength High Efficiency Red
∆λ1/2
Spectral Line Half-width High Efficiency Red
C
Capacitance
High Efficiency Red
VF
Forward
Voltage High Efficiency Red
Ty p . 627 625 45 15 2.0
Max. 2.5
Units nm nm nm pF V
Test Conditions IF =20mA IF =20mA IF =20mA
V F=0V;f=1MHz IF =20mA
Absolute Maximum Ratings at TA=25°C
Parameter
Power dissipation DC Forward Current Peak Forw...