Research Article
Lifetime Prediction for a Cell-on-Board (COB) Light Source Based on the Adaptive Neuro-Fuzzy Inference System (ANFIS)
Table 3
Summary report for the Nichia COB LED LM-80-08 with model number NVELJ048Z [
32].
| Data set | Case temperature | Ambient temperature | Drive current | Average current per die | Lumen maintenance at 10,000 hours | Chromaticity shift at 10,000 hours | TM-21 projection (10 K) |
| 1 | 55°C | >50°C | 3300 mA | 1100 mA | 95.0% | 0.0022 | >55,000 hours | 2 | 85°C | >80°C | 2350 mA | 783 mA | 94.7% | 0.0022 | >55,000 hours | 3 | 85°C | >80°C | 3300 mA | 1100 mA | 94.4% | 0.0024 | >55,000 hours | 4 | 105°C | >100°C | 2350 mA | 783 mA | 94.0% | 0.0022 | >55,000 hours |
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