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Jiaxing AOSITE Photonics Technology Co.,Ltd.
silicon wafer fabrication
silicon wafer fabrication
silicon wafer manufacturing
silicon wafer manufacturing process

Silicon Wafers

OST Photonics offers a wide selection of silicon wafers for semiconductor industry. The wafer diameters are ranging from 2 inch (50.8mm) to 12 inch (300mm), and there are three crystal orientations to choose from: <100>, <111> and <110>, the thickness can also be customized according to your requirements. In addition, oxide silicon wafers, customized silicon substrates and silicon ingots are also available upon request.


Application of Silicon Wafers


  • Integrated circuits

  • Semiconductor device

  • Consumer electronics

  • Solar cell substrate


Advantages of Silicon Wafers


  • Low cost

  • Safe and non-toxic

  • Excellent machinability

  • Large size available


Ability of Silicon Wafers


  • Orientation:<100>,<111>,<110>, etc.

  • Dimension: 2”, 3”, 4”, 5”, 6”, 8”, 12”, 5x5mm, 10x10mm, 20x20mm etc.

  • Thickness: 279 μm, 380 μm, 525 μm, 625 μm, 675 μm, 725 μm, 775 μm, 500 μm, 1000 μm etc.

  • Available items: Czochralski (CZ) wafers, Float Zone (FZ) wafers, oxide wafers, substrates, ingots and customized optics.


Product Parameters of Czochralski (CZ) Silicon Wafers


Item

Specifications

Diameter

2"

3"

4"

5"

6"

8"

12"

Grade

Prime grade, Test grade, Dummy grade

Growth Method

CZ

Orientation

<100>,<111>,<110>, etc.

Type/Dopant

P-type/Boron, N-type/Phos, N-type/As, N-type/Sb

Thickness (um)

279

380

525

625

675

725

775

Thickness Tolerance

Standard ±25um, Maximum Capabilities ±5um

± 20um

± 20um

Resistivity(Ohm-cm)

0.001-100

Surface Finished

Polished/Etched, Polished/Polished, Etched/Etched, Ground/Ground

TTV (um)

Standard < 10um, Maximum Capabilities<5um

Bow/Warp (um)

Standard < 40um, Maximum Capabilities<20um

<40um

<40um

Particle

<10@0.5um; <10@0.3um; <10@0.2um


Product Parameters of Float Zone (FZ) Silicon Wafers


Item

Specifications

Diameter

2"

3"

4"

5"

6"

8"

Grade

Prime grade, Test grade, Dummy grade

Growth Method

FZ

Orientation

<100>,<111>, etc.

Type/Dopant

Intrinsic, P-type/Boron, N-type/Phos

Thickness (um)

279

380

525

625

675

725

Thickness Tolerance

Standard ±25um

± 50um

Resistivity(Ohm-cm)

1000-30000 and 1-5

Surface Finished

Polished/Etched, Polished/Polished, Etched/Etched, Ground/Ground

TTV (um)

Standard < 10um

Bow/Warp (um)

Standard < 40um

<50um

Particle

<10@0.3um


Product Parameters of Oxide Silicon Wafers


Item

Specifications

Diameter

2"

3"

4"

5"

6"

8”

12”

Grade

Prime grade, Test grade, Dummy grade

Growth Method

CZ, FZ

Orientation

<100>,<111>,<110>, etc.

Type/Dopant

Intrinsic, P-type/Boron, N-type/Phos, N-type/As, N-type/Sb

Thickness (um)

279

380

525

625

675

725

775

Thickness Tolerance

Standard ±25um, Maximum Capabilities ±5um

± 20um

± 20um

Oxide Thickness (nm)

20-2000

Resistivity(Ohm-cm)

0.001-30000

Surface Finished

Polished/Etched, Polished/Polished

TTV (um)

Standard < 10um, Maximum Capabilities<5um

Bow/Warp (um)

Standard < 40um, Maximum Capabilities<20um

<40um

<40um

Particle

<10@0.5um; <10@0.3um; <10@0.2um


Product Parameters of Silicon Ingots


Item

Specifications

Diameter

2"

3"

4"

5"

6"

8"

Grade

Prime grade, Test grade, Dummy grade

Growth Method

CZ, FZ

Orientation

<100>,<111>,<110>, etc.

Type/Dopant

Intrinsic, P-type/Boron, N-type/Phos, N-type/As, N-type/Sb

Oxygen Content

8-18 ppma

Carbon Content

>1 ppma

Resistivity(Ohm-cm)

0.001-30000 ohm-cm

Life Time

>50us


Contact Us
Welcome your presence, you can send us an email, we will get in touch with you within 24 hours.
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
sales@ostphotonics.com; info@ostphotonics.com +86-0571-86780460