Page 12004.10.29
U□38□4X Series
Single Color φ3 Flush Mount Round Shape Type
Recommended Applications
Amusement Equipment, Electric Household Appliances, OA/FA, Other General Applications
・Outer Dimension φ3 Round shape type
・Operation temperature range.
Storage Temperature :-40℃~100℃
Operating Temperature :-40℃~85℃
・No lead package and lead–free soldering compatible
Dominant wavelength Blue : 470nm (UB)
Blue Green : 505nm (UC)
Green : 525nm (UG)
Yellow : 590nm (UY)
Red : 626nm (UR)
Product features
Half Intensity Angle
Die materials UB,UC,UG : InGaN, UY,UR : AlGaInP
UB,UC,UG : 56 deg.
UY,UR : 66 deg.
Features
Package φ3 Round shape type,
UB,UC,UG : Water Clear epoxy
UY : Pale Yellow Clear epoxy
UR : Pale Red Clear epoxy
Rank grouping parameter
Soldering methods
ESD
Packing
TTW (Through The Wave) soldering and manual soldering
InGaN : Less than 1kV(HBM), AlGaInP : More than 2kV(HBM)
Bulk : 200pcs(MIN.)
Sorted by luminous intensity per rank taping
Color and Luminous Intensity
Page 2
TYP. IF MIN. TYP. IF
UB3804X InGaN Blue 470 20 240 672 20
UC3804X InGaN Blue Green 505 20 672 2,688 20
UG3804X InGaN Green 525 20 960 2,688 20
UY3864X AlGaInP Yellow
Pale
Yellow
590 20 250 500 20
UR3864X AlGaInP Red
Pale
Red
630 20 220 440 20
Water
Clear
Part No. Material
Emitted
Color
Lens
Color
Clear
Iv (mcd)
Luminous Intens ity
Dominant
Wavelength
λd (nm)
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
(Ta=25℃)
Page 3
Absolute Maximum Ratings
UB UC UG UY UR
Power Dissipation P d 105 105 105 150 150 mW
Forward Current IF 25 25 25 50 50 mA
Pulse Forward
Current ※1
IF R M 60 60 60 100 100 mA
Derating
(Ta=25℃ or higher)
⊿ IF 0.33 0.33 0.33 0.67 0.67 mA/℃
Reverse Voltage VR 5 5 5 5 5 V
Operating
Temperature
Topr ℃
S torage
Temperature
Ts tg ℃
Item S ymbol Unit
Absolute Max imum Ratings
-40~+85
-40~+100
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
※1 IFRM Measurement condition : Pulse Width≦1ms., Duty≦1/20.
(Ta=25℃)
Electro-Optical Characteristics
Page 42004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Conditions UB UC UG UY UR
TYP. 3.7 3.7 3.7 2.2 2.2
MAX. 4.2 4.2 4.2 2.8 2.8
Reverse Current VR=5V IR MAX. 100 100 100 100 100 μA
Peak Wavelength IF=20mA λp TYP. 465 502 517 592 641 nm
Dominant
Wavelength
IF=20mA λd TYP. 470 505 525 590 630 nm
Spectral Line Half
Width
IF=20mA ⊿λ TYP. 26 30 35 18 18 nm
Half Intensity Angle IF=20mA 2θ1/2 TYP. 56 56 56 66 66 deg.
Item Symbol Unit
Forward Voltage IF=20mA VF V
Characteristics
(Ta=25℃)
Luminous Intensity Rank
Page 5
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
(Ta=25℃)
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
A 672 1,344 250 500 220 440
B 960 1,920 350 700 300 600
C 240 480 1,344 2,688 960 1,920 500 1,000 440 880
D 336 672 1,920 3,840 1,344 2,688 700 1,400 600 1,200
E 480 960 2,688 5,376 1,920 3,840 1,000 2,000 880 1,760
F 672 1,344 3,840 - 2,688 5,376 1,400 - 1,200 -
G 960 1,920 3,840 7,680
H 1,344 - 5,376 -
Rank UC UG UY Condition
IF = 20mA
URUB
IV(mcd)
※Please contact our sales staff concerning rank designation of UY and UR.
2004.12.27
Spectral Distribution
Relative Intensity vs. Wavelength
Condition : Ta = 25℃, IF = 20mA
Wavelength [nm]
Page 62004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Spatial Distribution Example
Condition : Ta = 25℃
R
el
at
iv
e
In
te
ns
ity
Forward Voltage vs. Forward Current
Condition : Ta = 25℃
Forward Voltage VF(V)
Fo
rw
ar
d
C
ur
re
nt
I
F(
m
A
)
Forward Current vs. Relative Intensity
Condition : Ta = 25℃
Forward Current IF(mA)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UB)
Page 72004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Ambient Temperature vs. Relative Intensity
Condition : IF=20mA
Ambient Temperature : Ta(℃)
Derating
Ambient Temperature vs. Maximum Forward Current
Repetition Frequency : f ≧ 50Hz
Ambient Temperature : Ta(℃)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UB)
Ambient Temperature vs. Forward Voltage
Ambient Temperature : Ta(℃)
Fo
rw
ar
d
V
ol
ta
ge
V
F(
V
)
Power Dissipation vs. Ambient Temperature
Ambient Temperature : Ta(℃)
Po
w
er
D
is
si
pa
tio
n
: P
d
(m
W
)
Pulse Width vs. Maximum Tolerable Peak Current
Condition : Ta = 25℃
Pulse Width : tw (μs)
Page 82004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Technical Data(UB)
Dynamic Drive Rating
Duty cycle vs. Maximum Forward Current
Condition : Ta = 25℃
Duty (%)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
I F
pe
ak
M
ax
./
I F
D
C
M
A
X.
Page 92004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Spatial Distribution Example
Condition : Ta = 25℃
Spectral Distribution
Relative Intensity vs. Wavelength
Condition : Ta = 25℃, IF = 20mA
Wavelength [nm]
R
el
at
iv
e
In
te
ns
ity
Forward Voltage vs. Forward Current
Condition : Ta = 25℃
Forward Voltage VF(V)
Fo
rw
ar
d
C
ur
re
nt
I
F(
m
A
)
Forward Current vs. Relative Intensity
Condition : Ta = 25℃
Forward Current IF(mA)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UC)
Page 102004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Ambient Temperature vs. Relative Intensity
Condition : IF=20mA
Ambient Temperature : Ta(℃)
Derating
Ambient Temperature vs. Maximum Forward Current
Repetition Frequency : f ≧ 50Hz
Ambient Temperature : Ta(℃)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UC)
Ambient Temperature vs. Forward Voltage
Ambient Temperature : Ta(℃)
Fo
rw
ar
d
V
ol
ta
ge
V
F(
V
)
Power Dissipation vs. Ambient Temperature
Ambient Temperature : Ta(℃)
Po
w
er
D
is
si
pa
tio
n
: P
d
(m
W
)
Page 112004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Technical Data(UC)
Pulse Width vs. Maximum Tolerable Peak Current
Condition : Ta = 25℃
Pulse Width : tw (μs)
Dynamic Drive Rating
Duty cycle vs. Maximum Forward Current
Condition : Ta = 25℃
Duty (%)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
I F
pe
ak
M
ax
./
I F
D
C
M
A
X.
Page 122004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Spatial Distribution Example
Condition : Ta = 25℃
Spectral Distribution
Relative Intensity vs. Wavelength
Condition : Ta = 25℃, IF = 20mA
Wavelength [nm]
R
el
at
iv
e
In
te
ns
ity
Forward Voltage vs. Forward Current
Condition : Ta = 25℃
Forward Voltage VF(V)
Fo
rw
ar
d
C
ur
re
nt
I
F(
m
A
)
Forward Current vs. Relative Intensity
Condition : Ta = 25℃
Forward Current IF(mA)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UG)
Page 132004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Ambient Temperature vs. Relative Intensity
Condition : IF=20mA
Ambient Temperature : Ta(℃)
Derating
Ambient Temperature vs. Maximum Forward Current
Repetition Frequency : f ≧ 50Hz
Ambient Temperature : Ta(℃)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UG)
Ambient Temperature vs. Forward Voltage
Ambient Temperature : Ta(℃)
Fo
rw
ar
d
V
ol
ta
ge
V
F(
V
)
Power Dissipation vs. Ambient Temperature
Ambient Temperature : Ta(℃)
Po
w
er
D
is
si
pa
tio
n
: P
d
(m
W
)
Page 142004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Technical Data(UG)
Pulse Width vs. Maximum Tolerable Peak Current
Condition : Ta = 25℃
Pulse Width : tw (μs)
Dynamic Drive Rating
Duty cycle vs. Maximum Forward Current
Condition : Ta = 25℃
Duty (%)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
I F
pe
ak
M
ax
./
I F
D
C
M
A
X.
Page 152004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Spatial Distribution Example
Condition : Ta = 25℃
Spectral Distribution
Relative Intensity vs. Wavelength
Condition : Ta = 25℃, IF = 20mA
Wavelength [nm]
R
el
at
iv
e
In
te
ns
ity
Forward Voltage vs. Forward Current
Condition : Ta = 25℃
Forward Voltage VF(V)
Fo
rw
ar
d
C
ur
re
nt
I
F(
m
A
)
Forward Current vs. Relative Intensity
Condition : Ta = 25℃
Forward Current IF(mA)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UY)
Power Dissipation vs. Ambient Temperature
Ambient Temperature : Ta(℃)
Page 162004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Ambient Temperature vs. Relative Intensity
Condition : IF=20mA
Ambient Temperature : Ta(℃)
Derating
Ambient Temperature vs. Maximum Forward Current
Repetition Frequency : f ≧ 50Hz
Ambient Temperature : Ta(℃)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UY)
Ambient Temperature vs. Forward Voltage
Ambient Temperature : Ta(℃)
Fo
rw
ar
d
V
ol
ta
ge
V
F(
V
)
Po
w
er
D
is
si
pa
tio
n
: P
d
(m
W
)
Page 172004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Technical Data(UY)
Pulse Width vs. Maximum Tolerable Peak Current
Condition : Ta = 25℃
Pulse Width : tw (μs)
Dynamic Drive Rating
Duty cycle vs. Maximum Forward Current
Condition : Ta = 25℃
Duty (%)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
I F
pe
ak
M
ax
./
I F
D
C
M
A
X.
Page 182004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Spatial Distribution Example
Condition : Ta = 25℃
Spectral Distribution
Relative Intensity vs. Wavelength
Condition : Ta = 25℃, IF = 20mA
Wavelength [nm]
R
el
at
iv
e
In
te
ns
ity
Forward Voltage vs. Forward Current
Condition : Ta = 25℃
Forward Voltage VF(V)
Fo
rw
ar
d
C
ur
re
nt
I
F(
m
A
)
Forward Current vs. Relative Intensity
Condition : Ta = 25℃
Forward Current IF(mA)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UR)
Ambient Temperature vs. Relative Intensity
Condition : IF=20mA
Ambient Temperature : Ta(℃)
Page 192004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Derating
Ambient Temperature vs. Maximum Forward Current
Repetition Frequency : f ≧ 50Hz
Ambient Temperature : Ta(℃)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
R
el
at
iv
e
In
te
ns
ity
Technical Data(UR)
Ambient Temperature vs. Forward Voltage
Ambient Temperature : Ta(℃)
Fo
rw
ar
d
V
ol
ta
ge
V
F(
V
)
Power Dissipation vs. Ambient Temperature
Ambient Temperature : Ta(℃)
Po
w
er
D
is
si
pa
tio
n
: P
d
(m
W
)
Page 202004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Technical Data(UR)
Pulse Width vs. Maximum Tolerable Peak Current
Condition : Ta = 25℃
Pulse Width : tw (μs)
Dynamic Drive Rating
Duty cycle vs. Maximum Forward Current
Condition : Ta = 25℃
Duty (%)
M
ax
im
um
F
or
w
ar
d
C
ur
re
nt
:
I F
M
A
X.
(m
A
)
I F
pe
ak
M
ax
./
I F
D
C
M
A
X.
Package Dimensions
Page 21
(Unit: mm)
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Page 22
TTW (Through The Wave) soldering Conditions
Pre-heating
Solder Bath Temp.
Dipping Time
100 ℃
60 s
1) The dip soldering process shall be 2 times maximum.
2) The product shall be cooled to normal temperature before the second dipping process.
Manual Soldering Conditions
265 ℃
5 s
(MAX.)
(MAX.)
(MAX.)
(MAX.)
Iron tip temp.
Soldering time and frequency 3 s
2 times
400 ℃
(MAX.)
(MAX.)
(MAX.)
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Page 23
Reliability Testing Result
Failure Criteria
Reliability Testing
Result Applicable Standard Testing Conditions Duration Failure
Room Temp.
Operating Life
EIAJ ED-
4701/100(101)
Ta = 25℃, IF = Maxium Rated Current 1,000 h 0/25
Resistance to
Soldering Heat
EIAJ ED-
4701/300(302)
260±5℃, 3mm from package base 10sec 0/25
Temperature Cycling EIAJ ED-
4701/100(105)
Minimum Rated Storage Temperature(30min)
~Normal Temperature(15min)
~Maximum Rated Storage Temperature(30min)
~Normal Temperature(15min)
5 cycles 0/25
Wet High Temp.
Storage Life
EIAJ ED-
4701/100(103)
Ta = 60±2℃, RH = 90±5% 1,000 h 0/25
High Temp.
Storage Life
EIAJ ED-
4701/200(201)
Ta = Maximum Rated Storage Temperature 1,000 h 0/25
Low Temp.
Storage Life
EIAJ ED-
4701/200(202)
Ta = Minimum Rated Storage Temperature 1,000 h 0/25
Lead Tension EIAJ ED-
4701/400(401)
10N,1time (□0.4 and Flat Package : 5N) 10sec 0/10
Vibration,
Variable Frequency
EIAJ ED-
4701/400(403)
98.1m/s2 (10G), 100 ~ 2KHz sweep for 20min.,
XYZ each direction
2 h 0/10
Items Symbols Conditions Failure criteria
Luminous Intensity Iv
IF Value of each product
Luminous Intensity
Testing Min. Value < Spec. Min. Value x 0.5
Forward Voltage VF
IF Value of each product
Forward Voltage
Testing Max. Value ≧ Spec. Max. Value x 1.2
Reverse Current IR
VR = Maximum Rated
Reverse Voltage V
Testing Max. Value ≧ Spec. Max. Value x 2.5
Cosmetic Appearance - - No notable, decoloration, deformation and cracking
Special Notice to Customers Using the Products and
Technical Information Shown in This Data Sheet
1) The technical information shown in the data sheets are limited to the typical characteristics and circuit
examples of the referenced products. It does not constitute the warranting of industrial property nor the
granting of any license.
2) For the purpose of product improvement, the specifications, characteristics and technical data described in
the data sheets are subject to change without prior notice. Therefore it is recommended that the most
updated specifications be used in your design.
3) When using the products described in the data sheets, please adhere to the maximum ratings for operating
voltage, heat dissipation characteristics, and other precautions for use. We are not responsible for any
damage which may occur if these specifications are exceeded.
4) The products described in the data sheets are made to be used in standard electronic applications such as
office automation appliances, communication devices, audio visual, home appliances, and measuring
instruments.
5) If the products in the data sheets are to be used for purposes other than the above which requires high level
reliability and safety where failure and or malfunction of the product may cause death or other serious effects
on the human body such as airplane, space activity, transportation, medical, nuclear), please contact our sales
personnel.
6) In order to export the products or technologies described in this data sheet which are under the “Foreign
Exchange and Foreign Trade Control Law,” it is necessary to first obtain an export permit from the Japanese
government.
7) No part of this data sheet may be reprinted or reproduced without prior written permission from Stanley
Electric Co., Ltd.
8) The most updated edition of this data sheet can be obtained from the address below:
http://www.stanley-components.com
2004.10.29
Single Color φ3 Flush Mount Round Shape Type
U□38□4X Series
Page 24
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