Datasheet
DS102 LUXEON K Product Datasheet 20140625 ©2015 Lumileds Holding B.V. All rights reserved. 6
Electrical Characteristics
Electrical Characteristics at Test Current for LUXEON K White and Royal Blue,
Junction Temperature = 85°C
Table 5.
Part Number
Forward Voltage V
f
[1]
(V) Typical
Temperature Coecient
of Forward Voltage
(mV/°C)
DV
F
/ DT
J
Typical
Thermal Resistance
Junction to Case (°C/W)
Ru
J-C
Minimum Typical Maximum
LXKx-Pxxx-0403 30 31.5 33.8 -21.0 5.5
LXKx-Pxxx-xx04(A) 10 10.5 11.3 -6.3 3.0
LXKx-Pxxx-x404 40 42 45.1 -30.1 3.0
LXKx-Pxxx-xx08(A) 20 21 22.6 -12.5 1.5
LXKx-Pxxx-x206 30 31.5 33.8 -21.0 2.3
LXKx-Pxxx-xx12(A) 30 31.5 33.8 -18.8 1.0
LXKx-Pxxx-xx16(A) 40 42 45.1 -25.0 0.8
LXKx-Pxxx-xx24(A) 60 63 67.7 -37.5 0.5
Notes for Table 5:
1. Lumlileds maintains a tester tolerance of 0.5% on forward voltage measurements.
2. Junction temperature to back of the PCB.
Typical Electrical Characteristics at Twice the Test Current for LUXEON K White and
Royal Blue, Junction Temperature = 85°C
Table 6.
Part Number
Typical Forward Voltage
V
f
(V)
Test Current
(mA)
LXKx-Pxxx-x403 36 87.5
LXKx-Pxxx-xx04(A) 11 350
LXKx-Pxxx-x404 48 87.5
LXKx-Pxxx-xx08(A) 22 350
LXKx-Pxxx-x206 36 175
LXKx-Pxxx-xx12(A) 33 350
LXKx-Pxxx-xx16(A) 44 350
LXKx-Pxxx-xx24(A) 66 350