Acta Photonica Sinica, Volume. 43, Issue 9, 912003(2014)

A Non-contact Method for Determining Junction Temperature of LED Based on the Relative Spectral Difference

RAO Feng1...2,3,*, XU An-cheng1 and ZHU Xi-fang1 |Show fewer author(s)
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  • 1[in Chinese]
  • 2[in Chinese]
  • 3[in Chinese]
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    References(14)

    [3] [3] NADARAJAH N, GU Y. Life of LED-based white light sources[J]. Journal of Display Technology, 2005, 1(1): 167-174.

    [4] [4] SENAWIRATNE J, CHATTERJEE A, DETCHPROHM T. Junction temperature, spectral shift, and efficiency in GaInN-based blue and green light emitting diodes[J].Thin Solid Films, 2010, 518(6): 1732-1736.

    [6] [6] LIN Y, LU Y, GAO Y, et al. Measuring the thermal resistance of LED packages in practical circumstances[J]. Thermochimica Acta, 2011, 520 (1): 105-109.

    [8] [8] LEE Y, LEE C, CHEN C. Estimating the junction temperature of InGaN and AlGaInP light-emitting diodes[J]. Japanese Journal of Applied Physics, 2011, 50(4): 1-5.GU Y, NARENDRAN N. A non-contact method for determining junction temperature of phosphor-converted white LEDs[C]. Third International Conference on Solid State Lighting, Proceedings of SPIE, 2010, 5187: 107-114.

    [9] [9] YE Yan-zhong, ZHENG Xiao-dong, LIU Xu, et al. A new non-contact method based on relative radiation intensity for determining junction temperature of LEDs[J]. Journal of Optoelectronics·Laser, 2009, 20(8): 1053-1057.

    [11] [11] HONG E, NARENDRAN N. A method for projecting useful life of LED lighting systems[C].Third International Conference on Solid State Lighting, Proceedings of SPIE, 2010, 5187: 93-99.

    [13] [13] CHEN K, NADARAJAH N. Estimating the average junction temperature of AlGaInP LED arrays by spectral analysis[J]. Microelectronics Reliability, V2013, 53(5): 701-705.

    [15] [15] MAO De-feng, GUO Wei-ling, GAO Guo, et al. Research on the thermal resistance and junctio temperature of high power LEDs[J]. Research & Progress of Solid State Electronics, 2010, 30(2): 308-302.

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    RAO Feng, XU An-cheng, ZHU Xi-fang. A Non-contact Method for Determining Junction Temperature of LED Based on the Relative Spectral Difference[J]. Acta Photonica Sinica, 2014, 43(9): 912003

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    Paper Information

    Received: Jan. 6, 2014

    Accepted: --

    Published Online: Oct. 23, 2014

    The Author Email: RAO Feng (1270437521@qq.com)

    DOI:10.3788/gzxb20144309.0912003

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