10 Mm X 10 Mm 6H Semi-Insulating Type SiC Substrate Research Grade
SiC Crystal Substrate
4inch dia100m 4H-N type Production grade DUMMY grade SiC
substrates, Silicon Carbide substrates for a semiconductor device, 4h-semi 4h-N customized square shape sic wafers, 10 mm x 10 mm 6H Semi-Insulating Type SiC, Research Grade, SiC
Crystal Substrate
Application areas
1 high frequency and high power electronic devices Schottky diodes,
JFET, BJT, PiN, diodes, IGBT, MOSFET
2 optoelectronic devices: mainly used in GaN/SiC blue LED substrate
material (GaN/SiC) LED
Advantagement
• Low lattice mismatch
• High thermal conductivity
• Low power consumption
• Excellent transient characteristics
• High band gap
Substrates size of standard
4 inch diameter Silicon Carbide (SiC) Substrate Specification |
| Grade | Zero MPD Grade | Production Grade | Research Grade | Dummy Grade |
| Diameter | 100.0 mm±0.5 mm |
| Thickness | 350 μm±25μm (200-500um thickness also is ok) |
| Wafer Orientation | Off axis : 4.0° toward <1120> ±0.5° for 4H-N/4H-SI On axis :
<0001>±0.5° for 6H-N/6H-SI/4H-N/4H-SI |
| Micropipe Density | ≤1 cm-2 | ≤5 cm-2 | ≤15 cm-2 | ≤50 cm-2 |
| Resistivity | 4H-N | 0.015~0.028 Ω•cm |
| 6H-N | 0.02~0.1 Ω•cm |
| 4/6H-SI | ≥1E5 Ω·cm |
| Primary Flat and length | {10-10}±5.0° ,32.5 mm±2.0 mm |
| Secondary Flat Length | 18.0mm±2.0 mm |
| Secondary Flat Orientation | Silicon face up: 90° CW. from Prime flat ±5.0° |
| Edge exclusion | 3 mm |
| TTV/Bow /Warp | ≤15μm /≤25μm /≤40μm |
| Roughness | Polish Ra≤1 nm ,CMP Ra≤0.5 nm |
| Cracks by high intensity light | None | 1 allowed, ≤2 mm | Cumulative length ≤ 10mm, single length≤2mm |
|
| Hex Plates by high intensity light | Cumulative area ≤1% | Cumulative area ≤1% | Cumulative area ≤3% |
| Polytype Areas by high intensity light | None | Cumulative area ≤2% | Cumulative area ≤5% |
| Scratches by high intensity light | 3 scratches to 1×wafer diameter cumulative length | 5 scratches to 1×wafer diameter cumulative length | 5 scratches to 1×wafer diameter cumulative length |
| edge chip | None | 3 allowed, ≤0.5 mm each | 5 allowed, ≤1 mm each |
| Contamination by high intensity light | None |
Sic wafer ＆ ingots 2-6inch and other customized size also can be
provided.
Pictures of delivery Products before
RFQ
Q: What are your main products?
A:semiconductor wafers and Optical lens,mirrors,windows,filters,prisms
Q: How long is your delivery time?
A: In general delivery time is about one month for custom produced
optics.except stock ones or some special optics.
Q: Do you provide samples ? is it free or extra ?
A: We can provide free samples if we have stock optics as your
request,while custom produced samples are not free.
Q:What is your MOQ ?
MOQ is 10pcs for most of wafer or lens , while MOQ could be only
one piece if you need a element in big dimention.
Q: What is your terms of payment ?
T/T,L/C,VISA,Paypal,Alipay or Negotiation.
