2015年1月21日 星期三

Cree seeks to beat mid-power LEDs on intensity

Cree MHD-G Cree has introduced lens-less surface-mount LEDs in a 7x7mm format, emitting over most of their surface area.


MHD-E and MHD-G deliver 1,800 lm at 14W and 2,500 lm at 19W respectively, and build on the earlier 5x5mm MHB-A.


“MH LEDs enable a smaller board size, tighter beam angle and a more traditional appearance than mid-power LEDs,” said Cree. “They are ideal for semi-directional, high-lumen applications such as down-light, high bay and outdoor area applications.”


Colour temperatures from 2,700 to 6,500K (in EasyWhite bins) with CRI from 70 to 90, and there are multiple voltage options.


“We’re offering chip-on-board performance to lighting manufacturers that prefer surface mount technology, making it easier for them to achieve lower system cost than with the same commoditized mid-power LEDs that everyone is using,” is Cree marketing director Paul Thieken’s take on the products.





























































MH LEDsMHB-AMHD-EMHD-G
9V18V36V9V18V36V18V36V
Size (mm)5 x 57 x 77 x 7
Maximum output (lm)830 lm (7W)1,807 lm (14W)2,545 lm (19W)
Typical Vf (85°C)9.2518.5379.118.236.318.236.4
Current Range (mA)480-700240-350120-175800-1,400400-700200-350700-1,000350-500
Maximum Power (W)71319






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