1- Bonded SOI wafer (绝缘硅上键合硅片)
|
For 4”(100mm), 5”(125mm), 6”(150mm)
—— Handle wafer minimum 300um maximum 1000um
—— Buried Oxide, minimum 0.1 um, maximum 4 um
—— Device layer minimum 2 um, max 500 um.(几十至几百纳米for6英寸)
|
For 8″(200mm)
—— Handle thickness minimum 500um and maximum 675um,
—— Buried Oxide minimum 0.1 um, maximum 4 um
—— Device layer minimum 5 um, maximum 500 um(几十至几百纳米)
|
2- Si-Si direct wafer bonding (replacement for epi) 硅–硅直接键合,可替代外延片
100mm, 125mm, 150mm and 200mm, thickness as specified above.
|
3- Engineered SOI, Double SOI (DSOI), Trench Isolation SOI (dielectric isolation),
Cavity SOI (for pressure sensor, gyro and accelerometer sensor, microfludic etc.) and finally Through Silicon Via (TSV)
—— Cavity SOI- Bonded SOI or Silicon DWB wafers with cavities performed within the wafer
—— Multiple SOI 2 or 3 or more layers of SOI designed around your process
—— Structured wafers silicon wafers or SOI with buried electrode layers, vias, interconnect already incorporated
|
4- SOI + Trench & Refill Features
a. Significant die shrink compared to conventional dielectric isolation(DI) or junction isolation
b. Bulk quality top silicon layer
c. Total device-to-device isolation
d. Lower substrate capacitance than bulk
e. Fully flexible specification on SOI, Trench and refill parameters
|
5- Superjunction MOSFET
|
Parameter Parameter
|
Specification Range
|
Wafer Diameter
|
100, 125, 150 mm
|
200 mm
|
Handle Layer Specifications
|
Handle Thickness
|
200–1000 µm
|
500-750 µm
|
Handle Thickness Tolerance
|
±5 µm
|
Stack Thickness
|
≥280 – ≤1250 µm
|
Dopant Type
|
N or P
|
Doping
|
N type: Phos, Red Phos, Sb & As
P type: Boron
|
Resistivity
|
≤0.001 – ≥10000 Ω-cm
|
Growth Method
|
CZ, MCZ or FZ
|
Crystal Orientation
|
<100>, <111> or <110>
|
Backside Finish
|
Lapped/Etched or Polished
|
Buried Oxide Specifications
|
Thermally Oxidised Buried Oxide Thickness
|
0.2 – 5.0 µm grown on Handle, Device or both wafers
|
|
Device Layer Specifications
|
Device Layer Thickness
|
≥1.5 µm
|
5-300 µm
|
Tolerance
|
± 0.5 µm
|
±0.8 µm
|
Dopant Type
|
N or P
|
Doping
|
N type: Phos, Red Phos, Sb & As
P type: Boron
|
Resistivity
|
≤0.001 – ≥10000 Ω-cm
|
Growth Method
|
CZ, MCZ or FZ
|
Crystal Orientation
|
<100>, <111> or <110>
|
Buried Layer Implant
|
N type or P type
|
SOI应用优势
|
SOI高速特性
|
微处理器,高速通信,三维图象处理,先进多媒体
|
SOI低压低功耗特点
|
移动计算机,移动电话,便携式电子设备,射频集成灵巧功率器件以及其它要求功耗低、散热快的领域,如单芯片系统SOC,微小卫星等
|
SOI应用于恶劣环境
|
高温器件,高压器件,卫星或其它空间应用,武器控制系统等
|
SOI光通信和MEMS应用
|
作为一种结构材料,可制作硅基集成光电器件,应用于高速宽带互联网和其它光网络的接口。此外,SOI圆片还广泛应用于制作微机电系统(MEMS)器件,如传感器
碳化硅sic衬底 |