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.
Typ.
146
152
155
156
158
161
161
165
167
Min.
31.2
31.2
31.2
31.2
31.2
31.2
31.2
31.2
31.2
Typ. Max.
CLU038-1205C4-27*M2M2-F1
CLU038-1205C4-30*M2M2-F1
CLU038-1205C4-35*M2M2-F1
CLU038-1205C4-40*M2M2-F1
CLU038-1205C4-50*M2M2-F1
CLU038-1205C4-65*M2M2-F1
CLU038-1205C4-30AL7M4-F1
CLU038-1205C4-40AL7M4-F1
CLU038-1205C4-50AL7M4-F1
2700K
3000K
3500K
4000K
5000K
6500K
3000K
4000K
5000K
0
0
0
0
0
0
-
1,963 2,231
2,046 2,326
2,082 2,366
2,098 2,385
2,124 2,414
2,163 2,458
2,167 2,463
2,227 2,531
2,250 2,557
2,462
2,567
2,611
2,632
2,664
2,712
2,718
2,793
2,822
450
450
450
450
450
450
450
450
450
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
0.68
0.68
0.68
0.68
0.68
0.68
0.68
0.68
0.68
80
80
80
80
80
70
70
-
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 MacAdamellipse , 3 = 3-step MacAdamellipse
**Values of Luminous fluxat 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)
48.7
1150
*1
*1
Pi
If
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-0050P-201710
CITIZEN [ CITIZEN ELECTRONICS CO., LTD. ]
