2. Performance Characteristics
2-1. Electro Optical Characteristics
( Tj=85C )
Luminous flux
CRI
Thermal
Resistance
Rj-c
Efficacy
( lm/W )
Voltage
( V)
Forward
Current
( mA )
( lm)
Nominal
Product code
CCT
Tc=25C**
Typ.
Ra
Min.
80
R9
Tｊ=85C
( C/W )
Min.
Min.
Typ.
886
Typ.
145
151
154
155
157
160
160
165
166
Min.
31.2
31.2
31.2
31.2
31.2
31.2
31.2
31.2
31.2
Typ. Max.
CLU028-1202C4-27*M2M2-F1
CLU028-1202C4-30*M2M2-F1
CLU028-1202C4-35*M2M2-F1
CLU028-1202C4-40*M2M2-F1
CLU028-1202C4-50*M2M2-F1
CLU028-1202C4-65*M2M2-F1
CLU028-1202C4-30*L7M4-F1
CLU028-1202C4-40*L7M4-F1
CLU028-1202C4-50*L7M4-F1
2700K
3000K
3500K
4000K
5000K
6500K
3000K
4000K
5000K
0
0
0
0
0
0
-
779
813
828
834
844
860
861
886
894
981
180
180
180
180
180
180
180
180
180
34.0
34.0
34.0
34.0
34.0
34.0
34.0
34.0
34.0
36.8
36.8
36.8
36.8
36.8
36.8
36.8
36.8
36.8
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
80
924
1,023
1,042
1,049
1,063
1,082
1,084
1,115
1,126
80
941
80
948
80
960
80
978
70
979
70
-
1,007
1,017
70
-
Notes :
1. Citizen Electronics maintains a tolerance of ± 10% on luminous fluxmeasurements.
2. Citizen Electronics maintains a tolerance of ± 3% on forward voltage measurements.
3. Citizen Electronics maintains a tolerance of ± 1 on Ra measurements.
* : 2 = 2-step MacAdam ellipse , 3 = 3-step MacAdam ellipse
**Values of Luminous flux at Tc=25C are provided as reference only.
2-2. Absolute Maximum Ratings
Parameter
Symbol
Rating
Input Power (W)
Forward Current (mA)
Reverse Current (mA)
Operating Temperature (C)
Storage Temperature (C)
Case Temperature (C)
Junction Temperature (C)
19.5
460
*1
Pi
If
*1
1
Ir
-40 ~ +100
-40 ~ +100
120
Top
Tst
Tc
Tj
*2
*3
150
*1. Input power and forward current are the values when the LED is used within the range of
the derating curve in this data sheet.
*2. Refer to 3. Outline drawing for Tc measurement point.
*3. D.C. Current : Tj = Tc + Rj-c × Pi
3
Ref.CE-0140P-201801
CITIZEN [ CITIZEN ELECTRONICS CO., LTD. ]
