Data Sheet
Cathode
5.2
24.0Min.
□0.4
（2.5）
φ3.8
φ3.1
2.0
Tolerance : ±0.2
（unit : mm）
2.5 or 5.0
2.01.0 ±0.1
（unit : mm）
Features
・Viewing angle 2θ 1/2 : 35, 50°
Color
Type V D YM
SLR-322 Series
Viewing angle 2θ 1/2 / 35: Standard
＊:Duty1/5, 200Hz
Viewing angle 2θ 1/2 / 50: Standard
Part No. Chip
Structure
Emitting
Color
Absolute Maximum Ratings (Ta＝25℃) Electrical and Optical Characteristics (Ta＝25℃)
Power
Dissipation
P
D
(mW)
Forward
Current
I
F
(mA)
Peak Forward
Current
I
FP
(mA)
Reverse
Voltage
V
R
(V)
Operating
Temperature
Topr(℃)
Storage
Temperature
Tstg(℃)
Forward Voltage V
F
Reverse Current I
R
Dominant Wavelength Luminous Intensity I
V
Typ.(V)
I
F
(mA)
Max.
(μA) VR(V) λD
Typ.(nm)
I
F
(mA)
Min.
(mcd) Typ.
(mcd)
I
F
(mA)
■SLR-322VC
GaAsP
on GaP
Red
60 20
60*3 -25 to +85 -30 to +100
2.0
10 10 3
630
10
5.6 16
10
■SLR-322DC
Orange
605
■SLR-322YC Yellow
2.1
587 3.6 10
■SLR-322MC GaP
Yellowish
Green
75 25 572 9 25
Part No. Chip
Structure
Emitting
Color
Absolute Maximum Ratings (Ta＝25℃) Electrical and Optical Characteristics (Ta＝25℃)
Power
Dissipation
P
D
(mW)
Forward
Current
I
F
(mA)
Peak Forward
Current
I
FP
(mA)
Reverse
Voltage
V
R
(V)
Operating
Temperature
Topr(℃)
Storage
Temperature
Tstg(℃)
Forward Voltage V
F
Reverse Current I
R
Dominant Wavelength Luminous Intensity I
V
Typ.(V)
I
F
(mA)
Max.
(μA) VR(V) λD
Typ.(nm)
I
F
(mA)
Min.
(mcd) Typ.
(mcd)
I
F
(mA)
■SLR-322VR
GaAsP
on GaP
Red
60 20
60*3 -25 to +85 -30 to +100
2.0
10 10 3
630
10
3.6 10
10
■SLR-322DU
Orange
605 2.2 6.3
■SLR-322YY Yellow
2.1
587 3.6 10
■SLR-322MG GaP
Yellowish
Green
75 25 572 5.6 16
SLR-322 Series
（Diffused）
RELATIVE INTENSITY (%)
10°
10° 20°
20°
40°
50°
70°
80°
40°
50°
70°
80°
0 50 10050100
0°
30°
60°
90°
30°
60°
90°
SCANNING ANGLE (deg)
X
-
Y
X'
-
Y'
Directivity (deg)
RELATIVE INTENSITY (%)
RELATIVE INTENSITY (%)
10°
10° 20°
20°
40°
50°
70°
80°
40°
50°
70°
80°
0 50 10050100
0°
30°
60°
90°
30°
60°
90°
SCANNING ANGLE (deg)
X
-
Y
X'
-
Y'
Directivity (deg)
RELATIVE INTENSITY (%)
SLR-322 Series（Clear）
X
‑
Y
X
ʼ‑
Y
ʼ
X
‑
Y
X
ʼ‑
Y
ʼ
Specifications
Dimensions Recommended Solder Pattern Viewing Angle
1/3
© 2011 ROHM Co., Ltd. All rights reserved.
www.rohm.com 2011.12 - Rev.B
10
1.0
0.1 1.51.0 2.0 2.5 3.0
50
FORWARD VOLTAGE：VF
(V)
FORWARD CURRENT：IF
(mA)
Ta=25°C
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Ta=25°C
10
1
0.1 1 10 100
0.1
FORWARD CURRENT：IF
(mA)
RELATIVE LUMINOUS INTENSITY (a.u.)
20
10
0
-40 -20 0 20 40 60 80 100
30
AMBIENT TEMPERATURE：Ta
(°C)
MAXIMUM FORWARD CURRENT：IF
Max. (mA)
■
■
■
■
■
■
■
■
■
SLR-
322
VC
■
SLR-
322
VR
■
SLR-
322
DC
■
SLR-
322
DU
■
SLR-
322
YC
■
SLR-
322
YY
■
SLR-
322
MC
■
SLR-
322
MG
■
■
■
■
Forward Current-Forward Voltage
Electrical Characteristics Curves
Luminous Intensity-Atmosphere Temperature
Luminous Intensity-Forward Current
Derating
SLR-322 Series
■
SLR-
322
VC
■
SLR-
322
VR
■
SLR-
322
DC
■
SLR-
322
DU
■
SLR-
322
YC
■
SLR-
322
YY
■
SLR-
322
MC
■
SLR-
322
MG
■
SLR-
322
VC
■
SLR-
322
VR
■
SLR-
322
DC
■
SLR-
322
DU
■
SLR-
322
YC
■
SLR-
322
YY
■
SLR-
322
MC
■
SLR-
322
MG
■
SLR-
322
VC
■
SLR-
322
VR
■
SLR-
322
DC
■
SLR-
322
DU
■
SLR-
322
YC
■
SLR-
322
YY
■
SLR-
322
MC
■
SLR-
322
MG
2/3
© 2011 ROHM Co., Ltd. All rights reserved.
www.rohm.com 2010.11 - Rev.B
SLR-322 Series
Rank Reference of Brightness
Red (V) （Ta=25˚C, IF＝10mA）
（Ta=25˚C, IF＝10mA）
（Ta=25˚C, IF＝10mA）
（Ta=25˚C, IF＝10mA）
Viewing
angle
(2ɵ1/2)
Brightness Rank EFGHJKLMNPQ
Brightness
(mcd)
Resin Color
0.40 to 0.63
0.63 to 1.0
1.0 to 1.6 1.6 to 2.5 2.5 to 4.0 4.0 to 6.3 6.3 to 10 10 to 16 16 to 25 25 to 40 40 to 63
φ3 Flat disc
type
35˚
Transparent Colored
※SLR-322VC
50˚ Diffused Colored ※SLR-322VR
Viewing
angle
(2ɵ1/2)
Brightness Rank EFGHJKLMNPQ
Brightness
(mcd)
Resin Color
0.40 to 0.63
0.63 to 1.0
1.0 to 1.6 1.6 to 2.5 2.5 to 4.0 4.0 to 6.3 6.3 to 10 10 to 16 16 to 25 25 to 40 40 to 63
φ3 Flat disc
type
35˚
Transparent Colored
※SLR-322MC
50˚ Diffused Colored ※SLR-322MG
Viewing
angle
(2ɵ1/2)
Brightness Rank EFGHJKLMNPQ
Brightness
(mcd)
Resin Color
0.40 to 0.63
0.63 to 1.0
1.0 to 1.6 1.6 to 2.5 2.5 to 4.0 4.0 to 6.3 6.3 to 10 10 to 16 16 to 25 25 to 40 40 to 63
φ3 Flat disc
type
35˚
Transparent Colored
※SLR-322YC
50˚ Diffused Colored ※SLR-322YY
Viewing
angle
(2ɵ1/2)
Brightness Rank EFGHJKLMNPQ
Brightness
(mcd)
Resin Color
0.40 to 0.63
0.63 to 1.0
1.0 to 1.6 1.6 to 2.5 2.5 to 4.0 4.0 to 6.3 6.3 to 10 10 to 16 16 to 25 25 to 40 40 to 63
φ3 Flat disc
type
35˚
Transparent Colored
※SLR-322DC
50˚ Diffused Colored ※SLR-322DU
Orange (D)
Yellow (Y)
Green (M)
※Brightness on specifi cation sheet include tolerance of within ±10%.
Part No. Construction
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3/3
© 2011 ROHM Co., Ltd. All rights reserved.
www.rohm.com 2011.12 - Rev.B
R1120
A
www.rohm.com
© 2011 ROHM Co., Ltd. All rights reserved.
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Examples of application circuits, circuit constants and any other information contained herein
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