SiC ea Mofuta oa N ho Si Composite Substrates Dia6inch

Tlhaloso e Khutšoanyane:

Li-substrate tse kopaneng tsa N-Type SiC ho Si ke thepa ea semiconductor e nang le lera la n-type silicon carbide (SiC) e behiloeng holim'a substrate ea silicon (Si).


Likaroloana

等级Sehlopha

U 级

P级

D级

Sehlopha se Tlase sa BPD

Kereiti ea Tlhahiso

Sehlopha sa Mashano

直径Bophara

150.0 mm±0.25mm

厚度Botenya

500 μm±25μm

晶片方向Boikutlo ba Wafer

Ase e sa sebetseng: 4.0°ho ea ho < 11-20 > ± 0.5°bakeng sa 4H-N Ase e sa sebetseng: <0001>± 0.5°bakeng sa 4H-SI

主定位边方向Folete ea Pele

{10-10}±5.0°

主定位边长度Bolelele ba Sephara ba Motheo

47.5 mm±2.5 mm

边缘Ho se kenyelletsoe moeling

3 mm

总厚度变化/弯曲度/翘曲度 TTV/Bow /Warp

≤15μm /≤40μm /≤60μm

微管密度和基面位错MPD le BPD

MPD≤1 cm-2

MPD≤5 cm-2

MPD≤15 cm-2

BPD≤1000cm-2

电阻率Ho hanyetsa

≥1E5 Ω·cm

表面粗糙度Ho ba le makukuno

Ra≤1 nm ea Poland

CMP Ra≤0.5 nm

裂纹(强光灯观测) #

Ha ho letho

Bolelele bo bokellaneng ≤10mm, bolelele bo le bong ≤2mm

Mapetso a bakoang ke khanya e matla haholo

六方空洞(强光灯观测)*

Sebaka se bokellaneng ≤1%

Sebaka se bokellaneng ≤5%

Lipoleiti tsa Hex ka khanya e matla haholo

多型(强光灯观测)*

Ha ho letho

Sebaka se bokellaneng ≤5%

Libaka tsa Polytype ka khanya e matla haholo

划痕(强光灯观测)*&

Mekwatla e 3 ho isa ho 1 × bophara ba wafer

Mekwatla e 5 ho isa ho 1 × bophara ba wafer

Ho ngoatheloa ke khanya e matla haholo

bolelele bo kopantsweng

bolelele bo kopantsweng

崩边# Chip ea Edge

Ha ho letho

5 e lumelletsoe, ≤1 mm ka 'ngoe

表面污染物 (强光灯观测)

Ha ho letho

Tšilafalo e bakoang ke khanya e matla haholo

 

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