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 TOP
QUALITY SILICON
Si-TECH, INC. stocks an inventory of silicon wafers in a wide
variety of specifications to meet your requirements for test,
monitor, and prime material. We have a large selection of
diameters, type/dopants, orientations, resistivities, thicknesses
and grades in stock for immediate delivery.
Additionally, Si-TECH, INC. provides technical consulting
services to the semiconductor industry. Our staff has over 50 cumulative years of experience in
all facets of the industry. Visit our inventory page to see a partial listing of
items we have in stock.
TOP QUALITY TYPE III - V COMPOUNDS
Si-TECH, INC. offers type III - V compound wafers and ingots
as well. These materials include Gallium Arsinide, Germanium, and
Indium Phoshide. All this material will be grown to customer
specifications and subject to minimun order sizes.
QUALITY OPTICAL MATERIALS
Si-TECH now offers services for Optical Materials. We can work with Sapphire,
Quartz, Glass, Zinc Sulfur, Zinc Selenium, and Cadmium Tellurium. Please
call or send your requests to see if we can match your requirements.
 AVAILABILITY
Si-TECH, INC. usually delivers within 24 hours. In case of
special need, we have delivered material within hours of
receiving a purchase order.
Additionally, Si-TECH, INC. is
set up for and can deliver internationally within days of
receipt of an order.
 QUALITY ASSURANCE
Si-TECH, INC. supplies high quality silicon material from manufacturers such
as Wafer Works, Wacker, MEMC, LG Siltron, and Mitsubishi Silicon.
Incoming quality control is performed on all wafers, and we guarantee our material.
Any material which does not meet customer's specifications may be returned,
with the exception of special orders.
MATERIAL CHARACTERISTICS
| Diameters: |
2"/50.8mm, 3"/76.2mm, 4"/100mm,
5"/125mm, 6"/150mm, 8"/200mm, 12"/300mm |
| Orientation: |
<1-0-0>, <1-1-1>, <1-1-0>,
<5-1-1>, and others |
| Resistivities: |
From less than 0.004 ohm-cm to greater than 5000
ohm-cm for P-type and N-type CZ, MCZ, and FZ substrates. |
TYPE III - V MATERIAL CHARACTERISTICS
| |
Diameter |
Growth
Method |
Orientation |
DPNT |
Resistivity |
| Gallium Arsenide |
50.8mm, 76.2mm, 100mm, 150mm |
CZ |
<1-0-0>,<1-1-1> |
Fe, Sn, Si, Zn |
.006 - .085
.09-.2 ohm-cm |
| Indium Phosphide |
50.8mm, 76.2mm |
CZ |
<1-0-0>,<1-1-1> |
S, Sn, Zn |
.35 - .95
.1.0 - 2.8 ohm-cm |
| Germanium |
25mm, 63.5mm, 100mm |
CZ |
<1-0-0>,<1-1-1> |
Si, Zn |
.002 - .032
.004-.062 ohm-cm |
| Gallium Phosphide |
50.8mm, 76.2mm |
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| Sapphire |
50.8mm, 76.2mm, 100mm |
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WAFER PROCESSING SERVICES
Si-TECH, INC. offers various wafer processing services,
including ion
implantation, polishing, photolithography, chemical vapor deposition (CVD
& LPCVD) services on substrates up to 8"/200mm including a few 12"/300mm
diameter capabilities. Si-TECH will quote on Epitaxial specifications up to
4"/100mm.
CUSTOMER SERVICE
Si-TECH has supplied products and services to over 500 customers which has
earned us a reputation for quality material and service. Our
customer base ranges from Fortune 500 companies to small research and development
firms to colleges and universities. We would
be pleased to provide you with immediate information on material availability
and special orders. Feel free to contact us at 978.887.3550, fax us your silicon
wafer requirements at 978.887.3440 or use our online form.
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