Kingbright
Features
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LOW
®
T-1 3/4 (5mm) SOLID STATE LAMPS
L-51R RED
L-51H BRIGHT RED
L-51I HIGH EFFICIENCY RED
L-51SR SUPER BRIGHT RED
L-51E ORANGE
L-51G GREEN
L-51Y YELLOW
Package
Dimensions
COST.
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LOW POWER CONSUMPTION.
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ULTRA BRIGHTNESS IS AVAILABLE.
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POPULAR T-1 3/4 DIAMETER PACKAGE.
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RELIABLE AND RUGGED.
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DIFFUSED TYPE.
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LONG LIFE - SOLID STATE RELIABILITY.
Description
The Red source color devices are made with Gallium Arsenide
Phosphide Red Light Emitting Diode.
The Bright Red source color devices are made with Gallium
Phosphide Red Light Emitting Diode.
The Green source color devices are made with Gallium Phosphide
Green Light Emitting Diode.
The High Efficiency Red and Orange source color devices are
made with Gallium Arsenide Phosphide on Gallium Phosphide
Orange 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 emer-
ge package.
4. Specifications are subjected to change without notice.
Selection Guide
Part No.
L-51RD
L-51HD
L-51ID
L-51ED
L-51GD
L-51YD
L-51SRD-B
RED (GaAsP)
BRIGHT RED (GaP)
HIGH EFFICIENCY RED (GaAsP/GaP)
ORANGE (GaAsP/GaP)
GREEN (GaP)
YELLOW (GaAsP/GaP)
SUPER BRIGHT RED (GaAlAs)
Dice
Lens Type
RED DIFFUSED
RED DIFFUSED
RED DIFFUSED
ORANGE DIFFUSED
GREEN DIFFUSED
YELLOW DIFFUSED
RED DIFFUSED
Iv (mcd)
@ 10 mA
Min.
0.3
0.8
12.5
12.5
3.2
3.2
*100
Viewing
Angle
2θ1/2
60°
60°
60°
60°
60°
60°
60°
Max.
1.3
2
20
20
8
8
*200
Notes:
1.
θ
1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
2. * Luminous intensity with asterisk is measured at 20mA.
2-L51-1
Electrical / Optical Characteristics at T
A
=25°C
Symbol
Parameter
Device
Red
Bright Red
High Efficiency Red
Orange
Green
Yellow
Super Bright Red
Red
Bright Red
High Efficiency Red
Orange
Green
Yellow
Super Bright Red
Red
Bright Red
High Efficiency Red
Orange
Green
Yellow
Super Bright Red
Red
Bright Red
High Efficiency Red
Orange
Green
Yellow
Super Bright Red
All
Typ.
660
700
625
625
565
590
660
20
45
45
45
30
35
20
40
40
12
12
45
10
95
1.7
2.0
2.0
2.0
2.2
2.1
1.85
10
Max.
Units
Test Conditions
λ
peak
Peak Wavelength
nm
IF=20mA
∆λ
1/2
Spectral Line
Halfwidth
nm
IF=20mA
C
Capacitance
pF
VF=0V;f=1MHz
v
F
I
R
Forward Voltage
2.1
2.5
2.5
2.5
2.5
2.5
2.5
V
IF=20mA
Reverse Current
uA
VR = 5V
Absolute Maximum Ratings at T
A
=25°C
Parameter
Power dissipation
DC Forward Current
Peak Forward Current [1]
Reverse Voltage
Operating/Storage Temperature
Lead Soldering Temperature [2]
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. 4mm below package base.
Red
120
30
150
5
Bright
Red
120
25
150
5
High
Efficiency
Red
105
30
150
5
Orange Green
105
30
150
5
105
25
150
5
Yellow
105
30
150
5
Super
Bright
Red
100
30
150
5
Units
mW
mA
mA
V
-40
°C
To +85
°C
260
°C
For 5 Seconds
2-L51-2