PHOSPHOR COMPOSITION AND WHITE LIGHT EMITTING DEVICE USING THE SAME

摘要

A phosphor composition and a white light emitting device using the same are disclosed. The white light emitting device includes a blue light emitting diode and a phosphor composition disposed on the blue light emitting diode, wherein the phosphor composition includes a yellow lanthanum silicon nitride, a yellow ²-SiAlON and a red CaAISiN, and the weight proportion of the yellow lanthanum silicon nitride, the yellow ²-SiAlON and the red CaAISiN is 1 : 1 : 0.3 ˆ¼ 0.45.