Technical Data Sheet
3474AN/R3DB-AFGC/XR/MS
Features
․High
luminous intensity output
․Oval
Shape
․Well
defined spatial radiation
․Wide
viewing angle (2θ
1/2
) : 110
o
/ 50
o
․UV
resistant epoxy
․The
product itself will remain within RoHS compliant version
Descriptions
․This
precision optical performance oval LED is specifically
designed for passenger information signs
․This
lamp has matched radiation patterns with yellow, blue
or green mixing color applications
Applications
․Color
Graphic Signs
․Message
boards
․Variable
message signs (VMS)
․Commercial
outdoor advertising
Device Selection Guide
LED Part No.
3474AN/R3DB-AFGC/R/MS
3474AN/R3DB-AFGC/PR/MS
Chip Material Emitted Color
AlGaInP
Brilliant Red
Lens Color
Red Diffused
Stopper
No
Yes
Everlight Electronics Co., Ltd.
Device Number : DT1-347-020
http\\:www.everlight.com
Prepared date: 03-10-20088
Rev 1
Page: 1 of 10
Prepared by: Grace Shen
Technical Data Sheet
3474AN/R3DB-AFGC/XR/MS
Package Dimensions
Stopper Type
No Stopper Type
Notes:
․Other
dimensions are in millimeters, tolerance is 0.25mm except being specified.
․Protruded
resin under flange is 1.5mm Max LED.
Everlight Electronics Co., Ltd.
Device Number : DT1-347-020
http\\:www.everlight.com
Prepared date: 03-10-20088
Rev 1
Page: 2 of 10
Prepared by: Grace Shen
Technical Data Sheet
3474AN/R3DB-AFGC/XR/MS
Absolute Maximum Rating (T
a
=25℃)
Parameter
Forward Current
Pulse Forward Current (Duty1/10@ 1KHz)
Operating Temperature
Storage Temperature
Soldering Temperature
Power Dissipation
Reverse Voltage
Electrostatic Discharge
Notes: Soldering time≦5 seconds.
Symbol
I
F
I
FP
T
opr
T
stg
T
sol
P
d
V
R
ESD
Absolute Maximum Rating
50
160
-40 ~ +85
-40 ~ +100
260
120
5
2K
Unit
mA
mA
℃
℃
℃
mW
V
V
Electro-Optical Characteristics (T
a
=25℃)
Parameter
Luminous Intensity
Viewing Angle
Peak Wavelength
Dominant Wavelength
Spectrum Half width
Forward Voltage
Reverse Current
Symbol
I
V
2θ
1/2
λ
p
λ
d
Δλ
V
F
I
R
Min.
510
--
--
620
--
2.0
--
Typ.
--
X:110Y:50
632
--
20
--
--
Max.
1020
--
--
632
--
2.6
10
Unit
mcd
deg
nm
V
μA
Condition
I
F
=20mA
V
R
=5V
Rank Combination (I
F
=20mA)
Rank
Luminous Intensity
F1
510~610
F2
610~720
G1
720~860
G2
860~1020
Unit:mcd
*Measurement Uncertainty of Luminous Intensity:
±10%
Rank
Dominant Wavelength
1
620~626
2
626~632
Unit:nm
*Measurement Uncertainty of
Dominant Wavelength
±1.0nm
Everlight Electronics Co., Ltd.
Device Number : DT1-347-020
http\\:www.everlight.com
Prepared date: 03-10-20088
Rev 1
Page: 3 of 10
Prepared by: Grace Shen
Technical Data Sheet
3474AN/R3DB-AFGC/XR/MS
Typical Electro-Optical Characteristics Curves
Relative Intensity vs. Wavelength
1.0
Forward Current vs. Forward Voltage
50
Relative Intensity(a.u.)
Forward Current(mA)
550
600
650
700
0.8
40
0.6
30
0.4
20
0.2
10
0.0
500
0
1.0
1.5
2.0
2.5
3.0
3.5
Wavelength(nm)
Relative Luminous Intensity(a.u.)
2.0
Forward Voltage(V)
Relative Luminous Intensity(a.u.)
2.5
Relative Intensity vs. Ambient Temp.
Relative Intensity vs. Forward Current
1.5
2.0
1.5
1.0
1.0
0.5
0.5
0.0
25
30
35
40
45
50
55
60
O
65
70
0.0
0
10
20
30
40
50
Ambient Temperature Ta( C)
Forward Current(mA)
Forward Current vs. Ambient Temp.
60
Radiation Characteristics
Forward Current(mA)
50
40
30
20
10
0
0
20
40
60
80
O
100
Ambient Temperature Ta( C)
Everlight Electronics Co., Ltd.
Device Number : DT1-347-020
http\\:www.everlight.com
Prepared date: 03-10-20088
Rev 1
Page: 4 of 10
Prepared by: Grace Shen
Technical Data Sheet
3474AN/R3DB-AFGC/XR/MS
Taping Dimensions
Everlight Electronics Co., Ltd.
Device Number : DT1-347-020
http\\:www.everlight.com
Prepared date: 03-10-20088
Rev 1
Page: 5 of 10
Prepared by: Grace Shen