LED operation       

 

Technical Stuff for LED GEEKS (beware of geeks they might be your next boss)

The LED color chart below does NOT represent what The LED Light carries. This chart is only to be used as reference for the various types of LEDs being manufactured today, and to show what their basic properties are.

 


LED Color Chart
 

   
  Wavelength
(nm)
Color Name Fwd Voltage
(Vf @ 20ma)
Intensity
5mm LEDs
Viewing
Angle
LED Dye Material
LED color chart 940 Infrared 1.5 16mW
@50mA
15 GaAIAs/GaAs -- Gallium Aluminum Arsenide/Gallium Arsenide
LED color chart 880 Infrared 1.7 18mW
@50mA
15 GaAIAs/GaAs -- Gallium Aluminum Arsenide/Gallium Arsenide
LED color chart 850 Infrared  1.7 26mW
@50mA
15 GaAIAs/GaAs -- Gallium Aluminum Arsenide/Gallium Aluminum Arsenide
LED color chart 660 Ultra Red 1.8 2000mcd
@50mA
15 GaAIAs/GaAs -- Gallium Aluminum Arsenide/Gallium Aluminum Arsenide
LED color chart 635 High Eff. Red 2.0 200mcd @20mA 15 GaAsP/GaP - Gallium Arsenic Phosphide / Gallium Phosphide
LED color chart 633 Super Red 2.2 3500mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 620 Super Orange 2.2 4500mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 612 Super
Orange
2.2 6500mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 605 Orange 2.1 160mcd @20mA 15 GaAsP/GaP - Gallium Arsenic Phosphide / Gallium Phosphide
LED color chart 595 Super Yellow 2.2 5500mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 592 Super Pure
Yellow
2.1 7000mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 585  Yellow 2.1 100mcd @20mA 15 GaAsP/GaP - Gallium Arsenic Phosphide / Gallium Phosphide
LED color chart 4500K "Incan-
descent"
White
3.6 2000mcd
@20mA
20 SiC/GaN -- Silicon Carbide/Gallium Nitride
LED color chart 6500K Pale
White
3.6 4000mcd
@20mA
20 SiC/GaN -- Silicon Carbide/Gallium Nitride
LED color chart 8000K Cool White 3.6 6000mcd
@20mA
20 SiC/GaN - Silicon Carbide / Gallium Nitride
LED color chart 574 Super
Lime Yellow
2.4 1000mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 570 Super
Lime Green
2.0 1000mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 565 High 
Efficiency 
Green
2.1 200mcd
@20mA
15 GaP/GaP - Gallium Phosphide/Gallium Phosphide
LED color chart 560 Super
Pure Green
2.1 350mcd
@20mA
15 InGaAIP - Indium Gallium Aluminum Phosphide
LED color chart 555 Pure Green 2.1 80mcd
@20mA
15 GaP/GaP - Gallium Phosphide/ Gallium Phosphide
LED color chart 525 Aqua Green 3.5 10,000mcd
@20mA
15 SiC/GaN - Silicon Carbide / Gallium Nitride
LED color chart 505 Blue Green 3.5 2000mcd
@20mA
45 SiC/GaN - Silicon Carbide / Gallium Nitride
LED color chart 470 Super Blue 3.6 3000mcd
@20mA
15 SiC/GaN - Silicon Carbide / Gallium Nitride
LED color chart 430 Ultra Blue 3.8 100mcd
@20mA
15 SiC/GaN - Silicon Carbide / Gallium Nitride

Click Here for Chromaticity Chart

 


Relative Intensity vs Wavelength (P)
wavelength

Forward Current vs 
Forward Voltage
Red 5,  Ultra Red 4,  HE Red 6,  Orange 7,  Bright Red 3
HE Green
9,  Yellow 8
Relative Luminous Intensity vs 
Forward Current

Ultra Red 4,  HE Red 6,  Orange 7,  Yellow 8,  HE Green 9
Red
5,  Bright Red 3,  Pure Blue C

Forward Current vs 
Ambient Air Temperature

Red 5, Ultra Red 4,   HE Red 6,  Orange 7,   
HE Green
9,  Ultra Blue D, Yellow 8, Bright Red 3

Relative Luminous Intensity vs 
Ambient Temperature
Red 5,  Bright Red 3, Ultra Red 4,  HE Green 9,  Yellow 8
Maximum Tolerable Peak Current
vs Pulse Duration

Ultra Red,  Red,  HE Red, Orange,  Yellow,  HE Green,
Ultra Green (523nm), Ultra Green (502nm),  Pure Blue,  Ultra Blue

Bright Red


 

Backlighting Surfaces Using LEDs
 

backlighting with LEDS

backlighting with LEDS
 


 

Tables, Graphs and Images are through the courtesy of LEDtronics  07/10/00

Disclaimer: The information provide herein are basics to educate one on the operating properties and user characteristics of LEDs. We do not imply that the information is accurate or applicable to every aspect of LED usage. Each application will have to be performed on its own merits and with full understanding that damages and injury are the sole responsibility of the "builder". We do not dispense engineering advice. You need to determine the specific products you will need for your specific application.