N-Type SiC on Si Composita Substrates Dia6inch
等级Gradus | U | P级 | D级 |
Humilis BPD Grade | Productio Grade | Dummy Grade | |
直径Diameter | 150.0 mm±0.25mm | ||
厚度Crassitudo | 500 μm±25μm | ||
晶片方向Azymum propensionis | Off axis : 4.0° versus <11-20> ±0.5° pro 4H-N ad axem : <0001>±0.5°ad 4H-SI | ||
主定位边方向Prima Flat | {10-10}±5.0° | ||
主定位边长度Prima Flat Longitudo | 47.5 mm±2.5 mm | ||
边缘Ore exclusio | 3 mm | ||
总厚度变化/弯曲度/翘曲度 TTV/Arcu/Warp | ≤15μm /≤40μm /≤60μm | ||
微管密度和基面位错MPD&BPD | MPD≤1 cm-2 | MPD≤5 cm-2 | MPD≤15 cm-2 |
BPD≤1000cm-2 | |||
电阻率Resistentia | ≥1E5 Ω·cm | ||
表面粗糙度asperitas | Ra≤1 nm | ||
CMP Ra≤0.5 nm | |||
裂纹(强光灯观测) # | Nullus | Cumulativus longitudinis ≤10mm, singularis longitudinis ≤2mm | |
Rimas per altum intensionem lux | |||
.* | Cumulativo area ≤1% | Cumulativo area ≤5% | |
Hex Plates per altum intensio lumen | |||
多型(强光灯观测)* | Nullus | Cumulativo area≤5% | |
Polytype Areas ab intensione lucis | |||
划痕(强光灯观测)*& | III exasperat ad I laganum diametro | V scalpit ad I laganum diametri | |
Exasperat excelsum intensionem lux | cumulativo longitudinem | cumulativo longitudinem | |
崩边# Ore chip | Nullus | 5 datum, ≤1 mm | |
. | Nullus | ||
Contaminationem per altum intensio lumen |