P-81: A Novel Design of High Efficiency Constant Current DC-DC Converters and Control System for LED Backlight in LCD Display

Novel non‐isolation type high efficiency constant current DC‐DC converters and color control system with microcontroller for RGB‐LED backlight in LCD TV display have been developed and demonstrated. The efficiency of driver board is up to 94.4% and The maximum color deviation, Δu‘v’, from the target...

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Veröffentlicht in:SID International Symposium Digest of technical papers 2006-06, Vol.37 (1), p.510-513
Hauptverfasser: Lee, Sang-Yun, Kwon, Jae-Wook, Kim, Hyung-Suk, Choi, Myoung-Soo, Byun, Kyung-Soo
Format: Artikel
Sprache:eng
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Zusammenfassung:Novel non‐isolation type high efficiency constant current DC‐DC converters and color control system with microcontroller for RGB‐LED backlight in LCD TV display have been developed and demonstrated. The efficiency of driver board is up to 94.4% and The maximum color deviation, Δu‘v’, from the target is 0.002.
ISSN:0097-966X
2168-0159
DOI:10.1889/1.2433548