yubeii 发表于 2012-3-24 14:45

越亮能效越低

SBYYGH 发表于 2012-3-24 14:53

建议加精

shixu911 发表于 2012-4-5 11:42

辛苦了！

金环蛇 发表于 2012-4-16 21:22

看不懂怎么办？{:1_292:}

wil01640091 发表于 2012-6-20 00:09

這只是led發出的光，實際裝上手電上，會在光學系统(光怀-鏡片-環境)中損失约10%-20%

adness 发表于 2012-8-8 11:15

赞一下

philipspro 发表于 2012-8-8 11:48

CREE官方的数据，其实不用这么累
Current (A)LMLMWVFW
0.1　
　
　
　

0.11　
　
　
　

0.12　
　
　
　

0.13　
　
　
　

0.14　
　
　
　

0.1562154.22.6820.402
0.1666.2154.12.6860.43
0.1770.4153.92.6910.457
0.1874.6153.72.6950.485
0.1978.7153.52.6990.513
0.282.9153.32.7040.541
0.2187.1153.12.7080.569
0.2291.2152.92.7120.597
0.2395.3152.62.7160.625
0.2499.5152.32.7210.653
0.25103.6152.12.7250.681
0.26107.7151.82.7290.71
0.27111.8151.52.7330.738
0.28115.9151.22.7370.766
0.29120150.92.7420.795
0.3124150.62.7460.824
0.35144.31492.7660.968
0.4164.3147.42.7861.115
0.45184.1145.82.8061.263
0.5203.7144.22.8261.413
0.55223.1142.62.8451.565
0.6242.31412.8641.718
0.65261.3139.52.8821.873
0.7280137.92.92.03
0.75298.5136.42.9182.188
0.8316.8134.92.9352.348
0.85334.9133.52.9522.509
0.9352.8132.12.9682.672
0.95370.5130.72.9852.835
1388129.333
1.1422.2126.63.0313.334
1.2455.7124.13.063.672
1.3488.2121.63.0884.014
1.4519.9119.33.1144.36
1.5550.81173.1394.708
1.6580.8114.83.1625.06
1.7609.9112.73.1845.413
1.8638.2110.63.2055.768
1.9665.6108.73.2246.125
2692.1106.83.2416.482
2.2742.7103.23.2727.198
2.4789.899.83.2977.912
2.6833.596.73.3168.622
2.8873.793.73.3299.322
3910.6913.33710.011

irf5401 发表于 2012-8-8 11:53

建议加精

zhangjunlvshi 发表于 2012-8-8 12:20

新手学习了。LZ辛苦了。

gang0127 发表于 2012-11-30 17:17

楼主实践了一回,
CREE的数据没错
可以去CREE混了{:1_304:}
页: 1 [2]
查看完整版本: 纸上谈兵，根据CREE的数据推算出XML的电流、VF值、光效！