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Kingbright Corporation
Kingbright Corporation


L-44GD

SOLID STATE LAMPS



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L-44GD pdf
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4mm SOLID STATE LAMPS
L-44HD BRIGHT RED
L-44GD GREEN
L-44ID HIGH EFFICIENCY RED L-44YD YELLOW
Features
!LOW POWER CONSUMPTION.
!HIGH INTENSITY.
!VERSATILE MOUNTING ON P.C. BOARD OR PANEL.
!POPULAR 4mm DIAMETER, 1" LEAD LENGTH.
!RELIABLE AND RUGGED.
!VERSION IS AVAILABLE.
Description
The Bright Red source color devices are made with
Gallium Phosphide Red Light Emitting Diode.
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.
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: KDA0009
APPROVED : J. Lu
REV NO: V.1
CHECKED :
DATE: SEP/30/2001
DRAWN: X.M.Zhou
PAGE: 1 OF 5



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L-44GD pdf
Selection Guide
Part No.
Dice
Lens Type
L-44HD
L-44ID
L-44GD
L-44YD
BRIGHT RED (GaP)
HIGH EFFICIENCY RED (GaAsP/GaP)
GREEN (GaP)
YELLOW (GaAsP/GaP)
RED DIFFUSED
RED DIFFUSED
GREEN DIFFUSED
YELLOW DIFFUSED
Note:
1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
Iv (mcd)
@ 10 mA
Min.
0.8
5
3
3
Typ.
2
15
12
10
View in g
Angle
2θ1/2
80°
80°
80°
80°
Electrical / Optical Characteristics at T)=25°C
Symbol
λpeak
λD
∆λ1/2
C
VF
IR
Parameter
Device
Peak Wavelength
Bright Red
High Efficiency Red
Green
Yellow
Dominate Wavelength
Bright Red
High Efficiency Red
Green
Yellow
Bright Red
Spectral Line
Halfwidth
High Efficiency Red
Green
Yellow
Capacitance
Bright Red
High Efficiency Red
Green
Yellow
Forward Voltage
Bright Red
High Efficiency Red
Green
Yellow
Reverse Current All
Typ.
700
627
565
590
660
625
568
588
45
45
30
35
40
15
15
20
2.25
2.0
2.2
2.1
Max.
Units
Test Conditions
nm IF=20mA
nm IF=20mA
nm IF=20mA
pF VF=0V;f=1MHz
2.5
2.5
2.5
V
2.5
10 uA
IF=20mA
VR = 5V
Absolute Maximum Ratings at T)=25°C
Parameter
Bright Red
Power dissipation
DC Forward Current
Peak Forward Current [1]
Reverse Voltage
Operating/Storage Temperature
Lead Solder Temperature [2]
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. 4mm below package base.
120
25
120
5
High Efficiency
Red
Green
105 105
30 25
160 140
55
-40°C To +85°C
260°C For 5 Seconds
Yellow
105
30
140
5
Units
mW
mA
mA
V
SPEC NO: KDA0009
APPROVED : J. Lu
REV NO: V.1
CHECKED :
DATE: SEP/30/2001
DRAWN: X.M.Zhou
PAGE: 2 OF 5



Part Number L-44GD
Description SOLID STATE LAMPS
Maker Kingbright Corporation - Kingbright Corporation
Total Page 5 Pages
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