4
Absolute Maximum Ratings
Parameter ASMT-Mxx9 Units
DC Forward Current
[1]
500 mA
Power Dissipation 2100 mW
LED Junction Temperature 125 °C
Operating Metal Slug Temperature Range at 350 mA -40 to +110 °C
Operating Metal Slug Temperature Range at 500 mA -40 to +105 °C
Storage Temperature Range -40 to +120 °C
Soldering Temperature Refer to Figure 14
Reverse Voltage
[2]
Not recommended
Notes:
1. Derate linearly based on Figure 11.
2. Not designed for reverse bias operation.
Optical Characteristics at 350 mA (T
J
= 25 °C)
Part Number Color
Correlated Color Temperature,
CCT (Kelvin)
Viewing Angle,
2T
½
[2]
(°)
Luminous Efficiency
(lm/W)
Min. Max. Typ. Typ.
ASMT-MW09-NLM00 Cool White 4000 10000 110 71
ASMT-MWK9-NLM00 4000 10000 110 71
ASMT-MW09-NMM00 4000 10000 110 79
ASMT-MY09-NKM00 Warm White 2600 4000 110 60
ASMT-MY09-NKM00 2600 4000 110 60
ASMT-MY09-NLM00 2600 4000 110 63
ASMT-MWB9-NLM00 Cool White
Diffused
4000 1000 110 69
ASMT-MYB9-NKM00 Warm White
Diffused
2600 4000 110 57
Notes:
1. T½ is the off-axis angle where the luminous intensity is ½ the peak intensity.
Electrical Characteristic at 350 mA (T
J
= 25°C)
Dice Type
Forward Voltage, V
F
(Volts)
Thermal Resistance,
RT
j-ms
(°C/W)
[1]
Thermal Resistance,
RT
j-b
(°C/W)
[2]
Min. Typ. Max. Typ. Typ.
InGaN 3.2 3.6 4.0 10 14
Notes:
1. RT
j-ms
is the thermal resistance from LED junction to metal slug.
2. RT
j-b
is the thermal resistance from LED junction to MCPCB.