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[ 2 inch Sapphire Substrate Wafer ]
LED衬底片 [ Sapphire Substrate Wafer ]
对蓝宝石晶体毛坯按特定要求加工制作的基片，可以用金属氧化物化学气相沉积（MOCVD）等技术在基片上外延生长一层单晶薄膜，进一步制作各种元器件。
The sapphire crystal substrate is from Crystal blank by specific requirements, Metal Organics Chemical Vapor Deposition (MOCVD) techniques can be used to grow a layer of single crystal Epitaxial film on the substrate and further to product various components.
2英寸LED衬底片 [ 2 inch Sapphire Substrate Wafer ]
蓝晶科技主力产品之一，通过生产工艺的不断调整，工艺技术日趋完美；通过权威机构检测认证及客户使用信息反馈，产品质量已可以和国际同类知名厂商产品媲美，目前国内众多芯片、外延片生厂商所使用2英寸LED衬底片多为蓝晶科技生产制造。
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Crystal Material |
High Purity Al2O3（ 99.996%） | ||||
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Specification item |
Target |
Tolerance |
Unit | ||
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1.Surface Orientation |
C-Plane(0001) |
| |||
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1.1 Off angle toward M-Axis |
0.2 |
± |
0.1 |
degree | |
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1.2 Off angle toward A-Axis |
0 |
± |
0.1 |
degree | |
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2.Diameter |
50.8 |
± |
0.1 |
mm | |
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3.Thickness |
430 |
± |
25 |
um | |
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4.Roughness (Ra)-Front side |
≤0.2 |
nm | |||
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5.Roughness (Ra)-Back side |
0.8～1.2 |
um | |||
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6.Orientation Flat |
A-Plane(11-20)±0.20 |
degree | |||
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7.Flat Length |
16 |
± |
1 |
mm | |
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8.TTV |
(TROPEL) ≤10 |
um | |||
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9.TIR(Flatness) |
(TROPEL) ≤3 |
um | |||
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10.LTV |
(TROPEL) ≤2 (3mm*3mm) |
um | |||
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11.Bow |
(TROPEL) -10≤Bow≤0 |
um | |||
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12.Laser marked series No. |
Back surface marked with clear laser number | ||||
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13.Packaging |
Vacuum-sealed containers with nitrogen backfill | ||||
※以上图片及数据为蓝晶科技实测数据，仅供参考；如需最新产品相关数据可向蓝晶科技索取。
The above pictures and datas are for Crystaland Co.,Ltd .products took pictures and the measured datas, only for reference;If you need new products informations can be contacted with Crystaland Co.,Ltd .
