Home/ Products / Silicon Carbide Wafer (SiC Wafer) / 6H-P/6H-N/3C-N/4H-P Type
Specification
Item 6H-P type SiC substrate
Diameter 100±0.3mm
Thickness 350±25μm
Surface Orientation Off-Axis: 4° toward <11-20>±0.5°
Primary Flat Orientation Parallel to <10-20>±5°
Primary Flat Length 32.5±1.5mm
Secondary Flat Orientation Silicon face up: 90° CW. from Primary flat±5.0°
Secondary Flat Length 18.0±1.5mm
Resistivity 0.1-0.5Ω·cm
Surface Finish DSP
Laser Mark Back side: C-Face
TTV ≤15μm
BOW ≤30μm
WARP ≤40μm
Edge Exclusion ≤3 mm


Customization specifications:
* Various sizes and shapes such as 10*10mm

* Various thicknesses: 0.1~20mm

* Various orientations such as Off-Axis:8°toward <11-20>±0.5°

* Various surface roughness such as slicing,lapping,polishing.

* Silicon carbide crystal ingots are available.


Properties
Crystal Structure Hexagonal
Lattice Constant(nm) α=3.076Å c=10.053Å
Density(g/cm³) 3.21
Melting point(℃) 2830
Mohs Hardness(mohs) 9.2
Dielectric Constant 9.66
Band Gap(eV) 3.26
Breakdown Electrical Field (MV/cm) 3.1
Thermal Conductivity(W/cm·K) 4.5
Thermal Expansion 4.7*10⁻⁶/K
Refractive Index 2.6767 ~ 2.6480
SKU: --
4 inch 6H-P type silicon carbide wafer
Surface
  • DSP
Thickness
  • 350μm
Pieces
  • 1pcs
  • 10pcs
  • 25pcs
Stock: 999999
Quantity
$0.00 ~ 1,500.00

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DESCRIPTION
4 inch 6H-P type silicon carbide wafer is hexagonal semiconductor substrate with stable P-type conductivity via aluminum doping. As wide-bandgap material, it features high temperature resistance, superior thermal conductivity, corrosion resistance and radiation resistance. The 6H crystal form owns stable thermal performance, perfectly matching high-temperature epitaxy processes like MOCVD. The wafer is processed with precise double-sided CMP polishing, featuring ultra-flat surface, low roughness and well-controlled defects. It is widely applied in deep UV optoelectronic devices, photodetectors, high-temperature chips and microelectronic components. We supply lab samples and bulk industrial products, with customizable thickness, resistivity and crystal orientation.
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