Semiconductor
SM3418 / SM3418-(B)
LED Lamp
Features
•
Green colored transparency lens type
• φ3mm(T-1)
all plastic mold type
•
Low power consumption
Outline Dimensions
STRAIGHT TYPE
3.0±
0.2
unit :
mm
STOPPER TYPE
3.0±
0.2
4.1±
0.2
2.9±
0.2
2.9±
0.2
4.1±
0.2
5.5±
0.5
0.4
23.0 MIN
0.4
23.0 MIN
1.0 MIN
2.54 NOM
3.6±
0.2
2.54 NOM
1.0 MIN
1 2
1 2
3.6±
0.2
3.8±
0.2
3.8±
0.2
PINF Connections
1.Anode
2.Cathode
KLM-9017-003
1
SM3418 / SM3418-(B)
Absolute maximum ratings
Characteristic
Power Dissipation
Forward Current
*
1
Peak Forward Current
Reverse Voltage
Operating Temperature
Storage Temperature
Symbol
P
D
I
F
I
FP
V
R
T
opr
T
stg
Ratings
85
30
50
4
-25∼85
-30∼100
Unit
mW
mA
mA
V
℃
℃
260℃ for 5 seconds
*
2
Soldering Temperature
T
sol
*1.Duty ratio = 1/16, Pulse width = 0.1ms
*2.Keep the distance more than 2.0mm from PCB to the bottom of LED package
Electrical Characteristics
Characteristic
Forward Voltage
Luminous Intensity
Peak Wavelength
Spectrum Bandwidth
Reverse Current
*
3
Half angle
*3. Luminous Intensity classification
Symbol
V
F
I
V
λ
P
Δ
λ
I
R
θ1/2
Test Condition
I
F
= 20mA
I
F
= 20mA
I
F
= 20mA
I
F
= 20mA
V
R
=4V
I
F
= 20mA
Min.
-
10
-
-
-
-
Typ.
2.1
27
570
30
-
±45
Max.
2.8
43
-
-
10
-
Unit
V
mcd
nm
nm
uA
deg
*3. Luminous Intensity Maximum tolerance for each Grade Classification limit is
±18%
G
10~17
H
17~27
I
27~43
*4.
θ
1/2
is the off-axis angle where the luminous intensity is
1/2
the peak intensity
KLM-9017-003
2
SM3418 / SM3418-(B)
Characteristic Diagrams
Fig. 1 I
F
- V
F
Fig. 2 I
V
- I
F
Forward Voltage V
F
[V]
Luminous Intensity I
v
[mcd]
Forward Current I
F
[mA]
Forward
Current I
F
[mA]
Fig. 3 I
F
– Ta
Fig.4 Spectrum Distribution
Current I
F
[mA]
Forward
Ambient Temperature Ta [
℃
]
Relative Intensity [%]
Wavelength
λ
[nm]
Fig. 5 Radiation Diagram
Relative Luminous Intensity Iv [%]
KLM-9017-003
3
编程基础
