Datasheet

3
Table 2. Absolute Maximum Ratings (T
A
= 25°C)
Parameters ASMT-QWBC-Nxxxx
DC Forward Current
[1]
150 mA
Peak Forward Current
[2]
300 mA
Power Dissipation 570 mW
Reverse Voltage, V
R
@ 10 µA 4
Junction Temperature 125°C
Operating Temperature -40°C to +120°C
Storage Temperature -40°C to +120°C
Notes:
1. Derate Linearly as shown in Figure 6.
2. Duty Factor = 10%, Frequency = 1kHz
Table 3. Optical Characteristics (T
J
= 25°C)
Color Part Number
Dice
Technology
Typical Chromaticity
Coordinates
Viewing
Angle 2θ
½
[1]
(Degrees)
Luminous
Eciency η
e
(lm/W)
Total Flux /
Luminous Intensity
Φ
V
(lm) / I
V
(cd)
x y Typ. Typ. Typ.
Cool White ASMT-QWBC-Nxxxx InGaN 0.31 0.31 120 59 2.50
Notes:
1. θ
½
is the o-axis angle where the luminous intensity is ½ the peak intensity.
Table 4. Electrical Characteristics (T
J
= 25°C)
Part Number
Forward Voltage
V
F
(Volts) @ I
F
= 150 mA
Thermal
Resistance Rθ
J-P
(°C/W)Typ. Max.
ASMT-QWBC-NxxxE 3.4 3.8 40