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Silicon Ingot/Wafer 

Semiconductor Silicon Wafers  
 
We are maily specializing in the high resistance silicon floating zone in vacuum condition.

1. FZ (NTD) SIlicon Wafer
Dia.& tolerance(mm) 76.2±0.2
Type/Dopant N-type/NTD
Orientation <111>
Resistivity(Ω•cm) 30-150
ORG(%) <8
Oxygen Content(at cm-3) ≤1*1016
Carbon Content(at cm-3) ≤2*1016
Thinckness tolerance(μm) As per customer spec.
TTV(μm) ≤6
BOW(μm) ≤25

2. CZ Lapped Wafer
Dia.& tolerance(mm) 76.2±0.2
Type/Dopant N-type/Phosphorus
Orientation <111>
Resistivity(Ω•cm) 10-60
ORG(%) <15%
Oxygen Content(at cm-3) ≤1*1017
Carbon Content(at cm-3) ≤5*1016
Thinckness tolerance(μm) As per customer spec.
TTV(μm) ≤6
BOW(μm) ≤25


3. Type/Dopant: N Type/P
Material: High resistance N-silicon floating zone in vacuum condition
Orientation: <111>
Orientation <111> within degree: ≤1°       
Surface: Polished or As-cut
Diameter: 45+/-0.50 mm  
Thickness: 200+/-10 um
Resistivity: 2000-3000 Ohm*cm
Minor carrier lifetime: ≥1000 us
Dislocation density: Free
Microdefect density: ≤ 100/cm²

4. Type/Dopant: P Type/Boron
Material: High resistance P-silicon floating zone in vacuum condition
Orientation: <111>
Orientation <111> within degree: ≤1°       
Surface: Polished or As-cut
Diameter: 100+/-0.20 mm  
Thickness: 400+/-10 um
Resistivity: 3000-6000 Ohm*cm
Minor carrier lifetime:≥1000 us
Oxygen Conc. ≤ 2X10^16 atom/cm^3
CarbonConc.  ≤ 2x10^16 atom/cm^3
Dislocation density: Free
Microdefect density: ≤ 100/cm²
TTV:10-16um
Warp:18.77-30.54um
Bow: 1.83-2.96um
Primary Flat: In the plane(110), 0°  -22'   
Flat length: 32-32.5mm
 
5. Type/Dopant: P Type/Boron
Material: High resistance P-silicon floating zone in vacuum condition
Orientation: <111>
Orientation <111> within degree: ≤1°       
Surface: Polished  or As-cut
Diameter: 100+/-0.20 mm  
Thickness: 650+/-10 um
Resistivity: 12000-20000 Ohm*cm
Minor carrier lifetime:≥1000 us
Dislocation density: Free
Microdefect density: ≤ 100/cm²
Warp:18.77-30.54um
Bow:<25um
Oxygen Conc. ≤ 2X10^16 atom/cm^3
CarbonConc.  ≤ 2x10^16 atom/cm^3

Advantages:
Being an actual manufacturer, we have been distributed our products worldwide; we enable to guarantee you the production to excellent quality, reasonable price and delivery on time. The list of finished products and glass blocks in stock are available upon requested. 
 
Product Description
 
As a professional producer of silicon wafer in China, we offer the most cutting-edge technologies and expert service to satisfy your various needs with our competitive prices. All silicon wafers can be made according to your requirement in a variety of grades.  


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