SML-31 series
Rank Reference of Brightness
Red (V, U)
(Ta=25贑,IF 20mA)
Package
size(mm)
Luminous
Intensity
(mcd)
Height(mm)
G    H
J
K
L    M    N    P    Q    R    S
T    U    V    W    X
1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600
Mini-mold
ChipLEDs
1608    0.8
SML-311UT
1
SML-310VT
Orange (D)
(Ta=25贑,IF 2mA)
Package
size(mm)
Luminous
Intensity
(mcd)
Height(mm)
G    H
J
K
L    M    N    P    Q    R    S
T    U    V    W    X
1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600
Mini-mold
ChipLEDs
1608    0.8
SML-311DT
Yellow (Y, W)
(Ta=25贑,IF 20mA)
Package
size(mm)
Luminous
Intensity
(mcd)
Height(mm)
G    H
J
K
L    M    N    P    Q    R    S
T    U    V    W    X
1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600
Mini-mold
ChipLEDs
1608    0.8
SML-311YT
1
SML-311WT
1
SML-310YT
Green (M, P, E)
(Ta=25贑,IF 20mA)
Package
size(mm)
Luminous
Intensity
(mcd)
Height(mm)
F    G    H    J    K    L    M    N    P    Q    R    S    T    U    V    W    X
0.63to1.0 1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to10001000to1800
Mini-mold
ChipLEDs
1608    0.8
SML-310MT
SML312ECT
SML-310PT
SML312EC4T
Blue (B)
(Ta=25贑,IF 20mA)
Package
size(mm)
Luminous
Intensity
(mcd)
Height(mm)
G    H    J    K    L    M    N    P    Q    R    S    T    U    V    W
0.9to1.4 1.4to2.2 2.2to3.6 3.6to5.6 5.6to9.0 9to14 14to22 22to36 36to56 56to90 90to140 140to220 220to360 360to560 560to900
Mini-mold
ChipLEDs
1608    0.8
SML312BC4T
SML312BCT
Part No. Construction
Concerning the Brightness rank
" Please refer to the rank chart above for luminous intensity classification.
" Part name is individual for each rank.
"Wh n hi
m l  h  r n m will   r r  n iv  r n m .
S
M
L
3
1
0
D
T  T
8 6
Special Code will be applied for
Emitting color B/E series.
will be taken out for
emitting color B/E series.
Series name
Package type
Chip Type   Emitting Color  Resin Color
Taping Specifications
Rank sign (Brightness Rank)
0
1
Standard Type
Low Current Type
2  High Brightness Type
T86
T87
T  Transparent Colorless
Cathode at sprocket hole side
Reverse of T86
W MilkyWhite
V
U
Y
W
M
P
E
Red:630nm
Red:620nm
Yellow:587(590)nm
D Orange:605nm
Yellow:590nm
Yellowish-Green:572nm
Green:560nm
Bluish-Green:527nm
B  Blue:470(466)nm
K
Packing Specification
ROHMLEDproductsarebeingshippedwithdesiccant(silicagel)concludedinmoisture-proofbags.
Pastingthemoisturesensitivelabelontheoutersurfaceofthemoisture-proofbagsorenclosingthehumidityindicationcardinsidethebagisavailableuponrequest.
Pleasecontactthenearestsalesofficeordistributerifnecessary.
Brightnessonspecificationsheetincludetoleranceofwithin 10%. 1 IF=2mA
3/3
?2012 ROHM Co., Ltd. All rights reserved.
www.rohm.com
2012.11 - Rev.C