3
Device Selection Guide
Part Number
Color and Dominant
Wavelength λ
d
(nm)
Typ.
Luminous Intensity
Iv (mcd) at 20 mA
Min.
Luminous Intensity
Iv (mcd) at 20 mA
Max.
HLMP-KA45-E0000 Blue 470 85 –
HLMP-KA45-J0000 Blue 470 240 –
HLMP-KA45-NQ000 Blue 470 680 1500
Notes:
1. The luminous intensity is measured on the mechanical axis of the lamp package.
2. The optical axis is closely aligned with the package mechanical axis.
3. The dominant wavelength, λ
d
is derived from the CIE Chromaticity Diagram and represents the color of the lamp.
Electrical /Optical Characteristics Table at T
A
= 25 °C
Parameter Symbol Min. Typ. Max. Units Test Conditions
Forward Voltage V
F
2.8 3.2 3.8 V I
F
= 20 mA
Capacitance C 40 pF V
F
= 0, f = 1 MHz
Thermal Resistance
Rθ
J-PIN
465
°C/W
LED Junction-to-Cathode Lead
Viewing Angle
2θ
1/2
50 deg
Dominant Wavelength
λ
d
470 nm I
F
= 20 mA
Peak Wavelength
λ
P
464 nm Peak of Wavelength of Spectral
Distribution at I
F
= 20 mA
Spectral Halfwidth
Δλ
1/2
24 nm Wavelength Width at Spectral
Distribution ½ Power Point at
I
F
= 20 mA
Notes:
1. 2 θ
1/2
is the o-axis angle where the luminous intensity is 1/2 the on axis intensity.
2. The dominant wavelength, λ
d
, is derived from the Chromaticity Diagram and represents the color of the lamp.