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Understanding Led’S 1
1. Picking the Correct LED for your design by: Philip Levick March 17 th , 2009 06/08/09 Phil Levick - Understanding LED's
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3. Applications for LED’s 06/08/09 Phil Levick - Understanding LED's Signs Transportation Personal Electronics Lighting
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6. Basic Physics behind LED’s 06/08/09 Phil Levick - Understanding LED's Hole Electron P-Type N-Type
7. What are the different parts of the LED? 06/08/09 Phil Levick - Understanding LED's Anode Lead Frame Semiconductor Epoxy Case Cathode Wire Bond Reflector
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9. Definitions in motion 06/08/09 Phil Levick - Understanding LED's Viewing Angle = Max Luminous Intensity (cd) * 50% Luminous intensity = Point source of light Luminous Flux = Sensitivity to the human eye
11. How do I choose the LED color? 06/08/09 Phil Levick - Understanding LED's Chromaticity diagram
12. Chromaticity for a white LED 06/08/09 Phil Levick - Understanding LED's Chromaticity diagram for white LED Coordinates for color ranking b1 b2 a0 c0 X=0.3 Y=0.3
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17. What color is my LED? 06/08/09 Phil Levick - Understanding LED's