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Group 1

Silicon Wafer & Substrate for the Semiconductor Industry

Detailed technical specifications for every product. Contact us for a quote and technical advice.

1A

Silicon (Si)

N-Type or P-Type Silicon Wafer – CZ Si / FZ Si

Applications: ICs & microchips, MEMS, sensors, power devices, R&D

Specifications Summary of Silicon Wafers
Growth methodCZ (Czochralski), FZ (Float Zone)
Size (inch)2", 4", 6", 8" (option 12")
GradePrime – Test – Dummy
Orientation⟨100⟩ ; ⟨110⟩ ; ⟨111⟩
DopedN-type (Phosphorus, P) ; P-type (Boron, B)
Resistivity (Ω·cm)0.001–0.005 ; 0.01–0.02 ; 1–10 ; 1–100
Polished1-side (SSP) ; 2-side (DSP)
Thickness (µm)275 ; 300 ; 365 ; 500 ; 525 ; 725
Best selling (10)
  • Prime CZ-Si 2" P-type — Prime CZ-Si Wafer, Size: 2", Orientation: (100), P-type (Boron), Resistivity: 0.01–0.02 Ω·cm, 2-Side Polished, Thickness: 525 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 2"; Orientation: (100); Doping: Boron (P-type); Resistivity: 0.01–0.02 Ω·cm (SKU: DG-SW-020001)
  • Prime CZ-Si 2" N-type — Prime CZ-Si Wafer, Size: 2", Orientation: (100), N-type (Phosphorus), Resistivity: 0.01–0.02 Ω·cm, 2-Side Polished, Thickness: 525 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 2"; Orientation: (100); Doping: Phosphorus (N-type); Resistivity: 0.01–0.02 Ω·cm (SKU: DG-SW-020002)
  • Prime CZ-Si 4" N-type — Prime CZ-Si Wafer, Size: 4", Orientation: (100), N-type (Phosphorus), Resistivity: 1–10 Ω·cm, 2-Side Polished, Thickness: 525 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 4"; Orientation: (100); Doping: Phosphorus (N-type); Resistivity: 1–10 Ω·cm (SKU: DG-SW-040001)
  • Prime CZ-Si 4" P-type — Prime CZ-Si Wafer, Size: 4", Orientation: (100), P-type (Boron), Resistivity: 1–10 Ω·cm, 1-Side Polished, Thickness: 525 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 4"; Orientation: (100); Doping: Boron (P-type); Resistivity: 1–10 Ω·cm (SKU: DG-SW-040002)
  • Prime CZ-Si 6" P-type — Prime CZ-Si Wafer, Size: 6", Orientation: (100), P-type (Boron), Resistivity: 1–100 Ω·cm, 1-Side Polished, Thickness: 675 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 6"; Orientation: (100); Doping: Boron (P-type); Resistivity: 1–100 Ω·cm (SKU: DG-SW-060001)
  • Prime CZ-Si 6" N-type (111) — Prime CZ-Si Wafer, Size: 6", Orientation: (111), N-type (Phosphorus), Resistivity: 1–10 Ω·cm, 2-Side Polished, Thickness: 675 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 6"; Orientation: (111); Doping: Phosphorus (N-type); Resistivity: 1–10 Ω·cm (SKU: DG-SW-060002)
  • Prime CZ-Si 8" P-type — Prime CZ-Si Wafer, Size: 8", Orientation: (100), P-type (Boron), Resistivity: 1–10 Ω·cm, 2-Side Polished, Thickness: 725 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 8"; Orientation: (100); Doping: Boron (P-type); Resistivity: 1–10 Ω·cm (SKU: DG-SW-080001)
  • Prime CZ-Si 8" N-type — Prime CZ-Si Wafer, Size: 8", Orientation: (100), N-type (Phosphorus), Resistivity: 8–12 Ω·cm, 2-Side Polished, Thickness: 725 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 8"; Orientation: (100); Doping: Phosphorus (N-type); Resistivity: 8–12 Ω·cm (SKU: DG-SW-080002)
  • Low-resistivity CZ-Si 4" — Low-resistivity CZ-Si Wafer, Size: 4", Orientation: (100), N-type, Resistivity: 0.001–0.005 Ω·cm, 1-Side Polished, Thickness: 525 ± 25 µm — Quality: Prime; Material: CZ-Si; Size (inch): 4"; Orientation: (100); Doping: Phosphorus (N-type); Resistivity: 0.001–0.005 Ω·cm (SKU: DG-SW-040003)
  • FZ-Si 4" (High purity) — FZ-Si Wafer (High purity), Size: 4", Orientation: (100), N-type, Resistivity: 1–100 Ω·cm, 2-Side Polished, Thickness: 500 ± 25 µm — Quality: Prime; Material: FZ-Si; Size (inch): 4"; Orientation: (100); Doping: Phosphorus (N-type); Resistivity: 1–100 Ω·cm (SKU: DG-SW-040FZ1)
1B

Silicon Carbide (SiC)

SiC Substrate – 4H / 6H Polytype

Specifications Summary of SiC Substrates
Polytype4H-SiC ; 6H-SiC
Size (inch)2" ; 3" ; 4" ; 6" (option 8")
TypeN-type (Nitrogen) ; Semi-Insulating – HPSI ; P-type
GradePrime – Research/Dummy
Orientation(0001) on-axis ; 4° off-axis
Thickness (µm)350 ; 500
ApplicationsPower electronics, RF/MMIC, GaN-on-SiC, EV
Best selling (4)
  • SiC 3" HPSI Prime — SiC substrate 3 inch, 350 µm thickness, HPSI (Semi-Insulating) type, Prime Grade — Polytype: 4H-SiC; Type: Semi-Insulating (HPSI); Size: 3"; Thickness: 350 µm; Grade: Prime (SKU: DG-SiC-030001)
  • SiC 3" N-type — SiC substrate, 4H-SiC, N-type (Nitrogen), Size: 3", Thickness: 350 µm, Prime Grade, 1-Side Polished — Polytype: 4H-SiC; Type: N-type (Nitrogen); Size: 3"; Thickness: 350 µm; Polished: Single Side (SKU: DG-SiC-030002)
  • SiC 4" N-type — SiC substrate, 4H-SiC, N-type, Off-axis 4°, Size: 4", Thickness: 500 µm, Prime Grade, 2-Side Polished — Polytype: 4H-SiC; Type: N-type (Nitrogen); Orientation: Off-axis 4°; Size: 4"; Thickness: 500 µm; Polished: Double Side (SKU: DG-SiC-040001)
  • SiC 6" N-type — SiC substrate, 4H-SiC, N-type, Size: 6", Thickness: 500 µm, Prime Grade — Polytype: 4H-SiC; Type: N-type (Nitrogen); Size: 6"; Thickness: 500 µm; Grade: Prime (SKU: DG-SiC-060001)
1C

Silicon-on-Insulator (SOI)

SOI Wafer – 3 layers (Device Si / BOX / Handle)

Specifications Summary of SOI Wafers
StructureDevice layer (Si) / BOX (SiO₂) / Handle wafer (Si)
Size (inch)4" ; 6" ; 8"
Device layer (µm)0.05 – 10
BOX layer (µm)0.1 – 3
TechnologySmartCut / BSOI (Bonded)
ApplicationsRF-SOI, FD-SOI, MEMS, Photonics
Best selling (3)
  • SOI 6" – RF — Silicon-On-Insulator (SOI) wafer, three layers for Microelectronics & Radio Frequency. Size: 6", Device: 2 µm / BOX: 1 µm, (100), P-type — Size: 6"; Device layer: 2 µm; BOX layer: 1 µm; Orientation: (100); Type: P-type (SKU: DG-SOI-060001)
  • SOI 8" – FD-SOI — SOI wafer 8-inch, FD-SOI grade, Device: 0.2 µm / BOX: 0.4 µm — Size: 8"; Device layer: 0.2 µm; BOX layer: 0.4 µm; Type: FD-SOI (SKU: DG-SOI-080001)
  • SOI 6" – MEMS — SOI wafer 6", Device: 10 µm / BOX: 2 µm — for MEMS / Sensors — Size: 6"; Device layer: 10 µm; BOX layer: 2 µm; Application: MEMS / Sensors (SKU: DG-SOI-060002)
2A

Sapphire (Al₂O₃)

Specifications Summary of Sapphire
MaterialSingle-crystal Al₂O₃, purity 99.999%
Orientation (plane)C-plane (0001) ; A-plane ; R-plane ; M-plane
Size2" ; 4" ; 6" ; 8" (& 310×310 mm plate)
Thickness (µm)430 ; 650 ; 750 ; 1000
PolishedSSP ; DSP (epi-ready)
ApplicationsLED, GaN epitaxy, optics, heat dissipation
Best selling (3)
  • Sapphire wafer Ø200mm — Single crystal Al₂O₃ 99.999%, Dia 200 mm sapphire wafer, 1000 µm / 750 µm thickness — Material: Al₂O₃ 99.999%; Diameter: 200 mm; Thickness: 750 / 1000 µm (SKU: DG-SAP-200001)
  • Sapphire Heat Dissipation 310×310 — 310 × 310 mm Sapphire Heat Dissipation Substrate — Material: Al₂O₃; Size: 310 × 310 mm; Application: Heat dissipation (SKU: DG-SAP-310001)
  • Sapphire 4" C-plane — Sapphire Wafer C-plane (0001), Size: 4", DSP, Thickness: 650 µm — for LED/GaN epi — Orientation: C-plane (0001); Size: 4"; Polished: DSP; Thickness: 650 µm (SKU: DG-SAP-040001)
2B

AlN (Aluminum Nitride)

Specifications Summary of AlN
TypeSingle-crystal AlN ; AlN ceramic substrate
Size2" (single crystal) ; ceramic plate on request
FeaturesHigh thermal conductivity, wide band gap (~6.2 eV)
ApplicationsUV-C LED, RF/SAW, power, heat dissipation
Best selling (2)
  • AlN Single Crystal 2" — AlN Single Crystal Substrate, Size: 2", C-plane, Epi-ready — for UV-C LED — Type: Single crystal; Size: 2"; Orientation: C-plane (SKU: DG-AlN-020001)
  • AlN Ceramic Substrate — AlN Ceramic Substrate — heat dissipation & power device packaging — Type: Ceramic; Application: Heat sink / packaging (SKU: DG-AlN-CER001)
2C

GaAs (Gallium Arsenide)

Specifications Summary of GaAs
TypeSemi-Insulating (SI) ; Semi-Conducting (N-type / P-type)
Orientation(100) ; (111)
Size2" ; 3" ; 4" ; 6"
DopingUndoped (SI) ; Si (N-type) ; Zn (P-type)
ApplicationsRF/MMIC, solar cells, LED, laser diode
Best selling (3)
  • GaAs 4" Semi-Insulating — GaAs Wafer, Semi-Insulating, Size: 4", Orientation (100), DSP — for RF devices — Type: Semi-Insulating (SI); Size: 4"; Orientation: (100); Polished: DSP (SKU: DG-GaAs-040001)
  • GaAs 4" N-type — GaAs Wafer, N-type (Si-doped), Size: 4", (100) — for solar / LED — Type: N-type (Si); Size: 4"; Orientation: (100) (SKU: DG-GaAs-040002)
  • GaAs 3" P-type — GaAs Wafer, P-type (Zn-doped), Size: 3", (100) — Type: P-type (Zn); Size: 3"; Orientation: (100) (SKU: DG-GaAs-030001)
2D

InP (Indium Phosphide)

Specifications Summary of InP
TypeSemi-Insulating (Fe-doped) ; N-type (S-doped) ; P-type (Zn-doped)
Orientation(100)
Size2" ; 3" ; 4"
ApplicationsPhotonics, telecom lasers 1310/1550 nm, HBT/HEMT
Best selling (3)
  • InP 3" Semi-Insulating — InP Wafer, Semi-Insulating (Fe-doped), Size: 3", (100), epi-ready — for photonics — Type: Semi-Insulating (Fe); Size: 3"; Orientation: (100) (SKU: DG-InP-030001)
  • InP 2" N-type — InP Wafer, N-type (S-doped), Size: 2", (100) — Type: N-type (S); Size: 2"; Orientation: (100) (SKU: DG-InP-020001)
  • InP 2" P-type — InP Wafer, P-type (Zn-doped), Size: 2", (100) — Type: P-type (Zn); Size: 2"; Orientation: (100) (SKU: DG-InP-020002)
2E

ITO / Glass

Specifications Summary of ITO / Glass
TypeITO-coated glass ; FTO glass ; Quartz / Soda-lime
Sheet resistance (Ω/sq)7 ; 10 ; 15 ; 100
Size25×25 ; 50×50 ; 100×100 mm ; on request
Glass thickness (mm)0.7 ; 1.1
ApplicationsOLED, touch panel, solar cells, optoelectronics
Best selling (3)
  • ITO Glass 10 Ω/sq — ITO Glass, Sheet resistance 10 Ω/sq, 25×25 mm, thickness 1.1 mm — Sheet resistance: 10 Ω/sq; Size: 25×25 mm; Thickness: 1.1 mm (SKU: DG-ITO-250001)
  • ITO Glass 7 Ω/sq — ITO Glass, 7 Ω/sq, 50×50 mm — for OLED / touch panel — Sheet resistance: 7 Ω/sq; Size: 50×50 mm (SKU: DG-ITO-500001)
  • FTO Glass 15 Ω/sq — FTO Glass, 15 Ω/sq — for solar cells — Type: FTO; Sheet resistance: 15 Ω/sq; Application: Solar cells (SKU: DG-FTO-150001)