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Contact I-line photolithography (front-front align, OiR 897 10i): View
Process Hierarchy
Bonding
Clean
Consulting
Deposition
Doping
Etch
LIGA
Lift off
Lithography
Contact mask lithography
Maskless lithography
Miscellaneous lithography
Projection mask lithography
Mask making
Metrology
Miscellaneous
Packaging
Polishing
Process technologies
Thermal
Unique capabilities
If you are interested in this process, either by itself or as part of a longer processing sequence, please send us email at
engineering@mems-exchange.org
or call us at (703) 262-5368
on front
Contact I-line photolithography (front-front align, OiR 897 10i)
1
Dehydration bake
2
HMDS prime
Material
HMDS
on front
3
I-line photoresist coat (OiR 897 10i)
Material
Arch OiR 897-10i
on front
4
Photoresist softbake
Material
photoresist (category)
on front
5
Contact front-front alignment
on front
6
Contact I-line exposure
Material
Arch OiR 897-10i
on front
7
I-line develop (OiR 897 10i)
Material
Arch OiR 897-10i
on front
8
Microscope inspection
on front
9
UV bake
Process characteristics:
Perform deep uv bake
Perform deep uv bake
*
yes
no
Resist thickness
Resist thickness
*
1.0 um
2.0 um
Batch size
12
Feature geometry
Shape of feature with dimensions characterized by the minimum feature size
line
Field geometry
Shape of field with dimensions characterized by the maximum field size
circle
Magnification
1
Material
Arch OiR 897-10i
Max field size
150 mm
Min feature size
5 µm
Wafer size
Wafer size
100 mm
150 mm
Comments:
The UV bake improves the selectivity of resist in dry etch processes generally by 100% as opposed to the conventional hardbake.
See
http://www.mems-exchange.org/users/litho-templates
for information about layout requirements.