LED Data Sheet - SEC1903C
SEC1903C
● External Shape Type ： 3.0×1.5 Surface Mount LED (Inner Lens Type)
● Color ： Orange
● Lens color ： Clear
● Material of a chip ： GaAsP
● Application ： Automotive, Consumer Electronics, Office Automation, Indicator
● Feature ： Standard Luminous Intensity, RoHS compliant,
Compatible with heat-resistance of lead-free solder.
●Rating
Description Symbol Unit
Forward current
IF ｍＡ
Forward current
reduction
⊿IF ｍＡ/℃
Pulse forward
current
IFP ｍＡ
Reverse voltage
VR Ｖ
Operating temperature
Topr ℃
Storage temperature
Tstg ℃
●Photoelectric characteristic (Ta=25℃)
Description Symbol Min Typ Max Unit
Forward voltage
VF 1.9 2.5 V
Reverse current
IR 50 μA
Luminous intensity
IV 11.2 15 mcd
Peak wavelength
λp 587 nm
Dominant wavelength
λd 590 nm
Spectral bandwidth
⊿λ 33 nm
Directional angle
2θ1/2 80 deg.
●Luminous intensity rank (Ta=25℃)
C 11.2 ～ 20.4
D1 16.4 ～ 25
D2 20.5 ～
ランク
rank
SANKEN ELECTRIC COMPANY, LTD.
－30～100
VR = 3V
IF = 10mA
Conditions
IF = 10mA
IF = 10mA
Remark
Avobe25℃
－30～ 85
3
-0.45
f=1kHz
tw≦100μs
rank
Luminous intensity
range(mcd)
30
Ratings
波長範囲(nm)
Dominant Wavelengs range
100
IF = 10mA
IF = 10mA
IF = 20mA
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LED Data Sheet - SEC1903C
●Characteristic data
SANKEN ELECTRIC COMPANY, LTD.
1
10
100
1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3
ＩＦ [ｍＡ]
ＶＦ ［Ｖ］
IF-VF
0.01
0.10
1.00
10.00
1 10 100
ＩＶ（Relative intencity）
ＩＦ ［ｍＡ］
IV-ＩF
0
5
10
15
20
25
30
35
0 10 20 30 40 50 60 70 80 90
ＩＦmax [ｍＡ]
Ta ［℃］
IFmax-Ta
0.0
0.2
0.4
0.6
0.8
1.0
1.2
500 600 700 800
ＩＶ（Relative intencity）
λ [nm]
Spectrum
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