Design Guide for Aluminum Trace PCBs

Our boards conform to IPC-A-600 Class 2

 

Characteristics - 2 Layer Boards

Specifications Plated Through Hole Version Non Plated Through Hole Version

Aluminum thickness

Design 9-16-2020 14.19 PM (2)

20µm, 22µm
(lower or higher upon request)
30µm
Aluminum alloy Pure aluminum AL 3003 H18
Base material type AD1000 - Rogers
4350B - Rogers
P96/P26 - Isola
FR4
Base material thickness Design 9-16-2020 14.19 PM (3)
As per base material type offerings from manufacturer 0.009"- 0.031"
PCB final surface finish Design 9-16-2020 13.16 PM-copy2-copy (1) Bare Aluminum / Aluminum with selective copper
Electrical testing If required it would need to be accounted for during layout design
Lead time  8 weeks standard,
expedite available
3 weeks standard,
expedite available
Maximum operating temperature
(Estimated)
 
TBD 110° C
Minimum operating temperature Absolute zero
Trace superconducting temperature 1.1 Kelvin 500 milliKelvin
Minimum PCB size or Minimum customer panel PCB size Design 9-16-2020 13.16 PM-copy2Design 9-16-2020 13.16 PM-copy 0.10"x 0.10"
Maximum PCB size or Maximum customer panel PCB size

Design 9-16-2020 13.16 PM-copy2

Design 9-16-2020 13.16 PM-copy

12" x 16"
PCB Panelization Options (Routing) Singles, tab-routed, v-score
Quantity Low to medium volume
Silk Screen
Silkscreen colour Design 9-16-2020 13.16 PM-copy2-copy3 Black, white or yellow
Silkscreen layer  None, top and/or bottom
Smallest distance between silk screen lines 0.005"
Smallest silk screen lines' width 0.005"
Solder Mask
Solder mask colour Design 9-16-2020 13.16 PM-copy2 (2) Green, white, black, blue or red
Solder mask clearance to metal 0.002"
Minimum clearance to unmasked aluminum 0.005"
Smallest solder mask lines' width 0.006"
Drills
Holes bigger than 0.250" Design 9-16-2020 13.16 PM-copy2-copy2 Are routed
Intersecting or overlapping drills Design 9-16-2020 13.16 PM-copy2-copy2 (1) Not possible, will be routed
Possible drill sizes 0.012" to 0.250"
Smallest finish hole size 0.010"
Smallest spacing between drilled holes 
(drill edge to drill edge)
Design 9-16-2020 13.16 PM-copy2-copy2-copy-copy2  0.010"
PTH 
(plated through holes)
Design 9-16-2020 13.16 PM-copy2-copy2-copy 0.012" to 0.062" Not available
Available routing diameters 0.0315" up to 0.0940"
Plated slots Design 9-16-2020 13.16 PM-copy2-copy2-copy (1) 0.031" to 0.062" Not available
Smallest radius 
(inner corners)
0.01575"
Smallest routed slot width 0.0315"
Fabrication Tolerances
Base materials RoHS-compliance Standard
IPC-Standards IPC-A-600 - Class 2, if applicable
Material thickness tolerances Dependent on base material type selected +/-10%
Max. offset drill centre to centre of reference  0.002"
Photolithography registration tolerance 0.005"
Routing tolerance 0.005"
Smallest annular ring Design 9-16-2020 13.16 PM (2) 0.005"
Smallest SMD pitch Design 9-16-2020 13.16 PM-copy3-copy  0.010"
Smallest space width Design 9-16-2020 13.16 PM-copy3-copy (1)  0.005"
Space width variability +/- 0.002"
Smallest trace width Design 9-16-2020 13.16 PM-copy3 (1)
0.008" (smaller upon request and at a lower yield)
Trace width variability +/- 0.002"
UL-approval Standard Not Standard
V-Score core remaining 0.010"
V-Score position to aluminum features 0.015"