CLU048-1211C4 Datasheet, PDF (3/15 Pages) CITIZEN ELECTRONICS CO., LTD. – CITILED COB Series Standard Type

2. Performance Characteristics
2-1. Electro Optical Characteristics
( Tj=85C )
Product code
Nominal
CCT
CRI
Ra R9
Typ. Typ.
Luminous flux
( lm )
Efficacy _Forward
( lm/W ) _Current
Tｊ=85C Tc=25C*
( mA )
Min. Typ. Typ. Typ.
Voltage
( V)
Min. Typ. Max.
Thermal
Res is tan ce
Rj-c
( C/W )
CLU048-1211C4-273H7K4 2700K 97 90 3,234 3,676 4,032 107
990 31.8 34.6 37.5
0.38
CLU048-1211C4-303H7K4 3000K 97 90 3,380 3,842 4,214 112
990 31.8 34.6 37.5
0.38
CLU048-1211C4-403H7K4 4000K 97 90 3,482 3,957 4,341 115
990 31.8 34.6 37.5
0.38
Notes :
1. Citizen Electronics maintains forward voltage +/-3%, luminous flux +/-10%,Ra and R9 +/-1.
*Values of Luminous flux at Tc=25C are provided as reference only.
2-2. Absolute Maximum Ratings
Parame te r
Input Power (W)
Forward Current (mA)
Reverse Current (mA)
Operating Temperature (C)
Storage Temperature (C)
Case Temperature (C)
Junction Temperature (C)
Symbol
Pi
If
Ir
Top
Tst
Tc
Tj
Rating
107.9
*1
2530
*1
1
-40 ~ +100
-40 ~ +100
105
*2
140
*3
*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-P3756 08/16