T-1 (3mm) LOW CURRENT LED LAMPS
Features
!LOW CURRENT IF=2mA OPERATING.
!HIGH LIGHT OUTPUT AT LOW CURRENTS.
!LOW POWER CONSUMPTION.
!LOW CURRENT REQUIREMENTS.
!WIDE VIEWING ANGLE.
!I.C. COMPATIBLE.
!RELIABLE AND RUGGED.
Package Dimensions
L934LID HIGH EFFICIENCY RED
L934LGD GREEN
L934LYD YELLOW
L934LSRD SUPER BRIGHT RED
Description
The High Efficiency Red source color devices are made with Gallium Arsenide Phosphide on Gallium Phosphide Orange Light Emitting Diode
The Green source color devices are made with Gallium Phosphide Green Light Emitting Diode..
The Yellow source color devices are made with Gallium Arsenide Phosphide on Gallium Phosphide Yellow Light Emitting Diode.
The Super Bright Red source color devices are made with Gallium Aluminum Arsenide Red Light Emitting Diode.
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: CDA0809 |
REV NO: V.1 |
DATE: NOV/18/2001 |
PAGE: 1 OF 5 |
APPROVED : J. Lu |
CHECKED : |
DRAWN: Z.W.Yan |
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Selection Guide
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Iv (mcd) |
Viewing |
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Part No. |
Dice |
Lens Type |
@ 2 mA |
Angle |
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2 θ 1 /2 |
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Min. |
Typ. |
2 |
L934LID |
HIGH EFFICIENCY RED (GaAsP/GaP) |
RED DIFFUSED |
0.8 |
3 |
60° |
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L934LGD |
GREEN (GaP) |
GREEN DIFFUSED |
0.8 |
2 |
60° |
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L934LYD |
YELLOW (GaAsP/GaP) |
YELLOW DIFFUSED |
0.8 |
2 |
60° |
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L934LSRD |
SUPER BRIGHT RED (GaAlAs) |
RED DIFFUSED |
8 |
20 |
60° |
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Note:
1. θ 1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
Electrical / Optical Characteristics at T)=25° C
Symbol |
Parameter |
Device |
Typ. |
Max. |
Units |
Test Conditions |
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High Efficiency Red |
625 |
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λ peak |
Peak Wavelength |
Green |
565 |
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nm |
IF=2mA |
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Yellow |
590 |
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Super Bright Red |
660 |
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High Efficiency Red |
627 |
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λ D |
Dominate Wavelength |
Green |
568 |
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nm |
IF=2mA |
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Yellow |
588 |
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Super Bright Red |
640 |
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High Efficiency Red |
45 |
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∆ λ 1/2 |
Spectral Line Halfwidth |
Green |
30 |
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nm |
IF=2mA |
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Yellow |
35 |
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Super Bright Red |
20 |
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High Efficiency Red |
15 |
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C |
Capacitance |
Green |
15 |
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pF |
VF=0V;f=1MHz |
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Yellow |
20 |
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Super Bright Red |
45 |
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High Efficiency Red |
1.75 |
2.5 |
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VF |
Forward Voltage |
Green |
1.9 |
2.5 |
V |
IF=2mA |
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Yellow |
1.8 |
2.1 |
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Super Bright Red |
1.65 |
2.5 |
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IR |
Reverse Current |
All |
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10 |
uA |
VR = 5V |
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SPEC NO: CDA0809 |
REV NO: V.1 |
DATE: NOV/18/2001 |
PAGE: 2 OF 5 |
APPROVED : J. Lu |
CHECKED : |
DRAWN: Z.W.Yan |
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