Altium Hole Size

I scraped the data from Digi-Key to create these libraries and thus they contain a significant number of parameters that you can use for your BOM generation. In ptack properties de select plated make size and shape simple hole same as pad dialog or through a filter panel properties field entry that is not shown as an. Each drill size can be represented by a symbol, a letter or the actual hole size. You can add a string to your PCB. Altium Designer Tutorial Cum sa folosim vias in Altium si cum sa modificam setarile acestora pentru mai multe via dintr-o data. We will now cover the use of PolyGon Pours. Altium designer 18 is an improvement over the previous version of the pcb software design package. I am a rookie, just started to learn PCB drawing, using Altium Designer 13. Discover features you didn't know existed and get the most out of those you already know about. PCB Design Guidelines. Through-hole technology, also spelled "thru-hole", refers to the mounting scheme used for electronic components that involves the use of leads on the components that are inserted into holes drilled in PCBs and soldered to pads on the opposite side either by manual assembly (hand placement) or by the use of automated insertion mount machines. How do you create a Thru hole without a pad in Altium? in pad option,you should make X-size = Y-size = Hole Size like picture below. So you have only a hole in. 4 Screw with Lock Washer. These should be in increments of 2 mils (0. Before Designing Are you grounding your board/chassis? Avoid short circuits or loops by making sure your board and chassis are at the same potential. no hidden cost for digpcb pcb factory. com or http://www. If you set the hole size in Altium Designer to 0. This way you can easily define which Eurocircuits service is most suited for you board, and avoid documentation problems after you place your order. Onscreen Display of Back Drilled holes. Below are a number of Guideline Rules to follow and keep in mind when designing PCBs. Half hole is a special technology, so half hole diameter should be greater than 0. See picture 1. hi, im trying to change the size of the pins and vias of the footprints on my PCB, but i have several DIP-40 footprints, and the only way i can do this is manually changing sizes one by one, pin by pin, in properties, but i want to know if there is a way to change the size and shape of the 40 pins at same time, i need to save time, thanks. For a blank PCB project, or additional PCB documents added to an existing project, the default board shape is a square shape. Altium TechDocs are online documentation for Altium products, providing the basic information you need to get the most out of our tools. The next problem is that the rules specified a hole size no larger than 1. Listed below are Sunstone's printed circuit board assembly and manufacturing capabilities. Under Hole information, change Round to Slot. Size and shape of the Top and Bottom of the Pad will normally be rectangular, of the appropriate size for the device. 010", which will now determine the minimum pad size as defined by minimum annular ring. Round - specifies a round hole shape for the pad. Minimum hole size = Maximum lead diameter + 0. The size of the drill used for back drilling is the original via or pad hole size, plus twice the Backdrill Oversize specified in the design rule. 52mm => sqrt(0. Pcb Hole Size Editor Altium Nexus 1 0 User Manual. The Altium Designer is the leading CAD software for Circuit design, PCB layout design, and schematic capture. Altium Templates ( PcbDoc) help to check your layout against the Eurocircuits technology classification ( 6C and 8D). 2mils) wide, with 82um (3. The PCB vendor generally selects a drill size to give the desired PTH size (within tolerance limits). The following is a brief explanation of these settings, You can also ignore these setting when generate Gerber file. PCB Design Tutorial: Final steps of PCB design and the generation of fabrication outputs (Gerber files and NC drill files) using Altium Designer/DXP/Protel. 010" Micro Via (µVia) Capabilities Smallest Laser µVia Hole Size. I'm trying to create a hole of a certain size and just want to know the difference Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. In Altium, when you specify a hole size, is that the drill hole diameter the hole size after or before through hole plating? i. For example; if the board thickness is 1. Place hot components on the top side of the PCB. 018" will be treated as vias, and drilled approximately the same size as specified. In a multilayer board a via can also span other layers. Alibre would not create new holes in the board. What Nate said to try, I did and it didn't work. Below are a number of Guideline Rules to follow and keep in mind when designing PCBs. This way you can easily define which Eurocircuits service is most suited for you board, and avoid documentation problems after you place your order. Altium Designer Guide This is based off the current version of Altium Designer, ¼ Watt through-hole resistor given as size reference. Various criteria can be defined to allow you to zero-in on and display only holes of interest. Step1: The work before generate the Gerber file. 003" Minimum NPTH to Edge of Board Spacing. The next problem is that the rules specified a hole size no larger than 1. com or http://www. Hi Everyone, just a quick question about via sizes. 4 Trailing Zero Suppression, English Units, No Step and Repeats. You can manually modify the slotted holes size and shape to be defined as slots by following these steps: 1. Before generate Gerber file, you need to set criteria, but for most of PCB designers, these are not necessarily. Altium decides whether or not it wants to export holes/vias in step files. Discover features you didn't know existed and get the most out of those you already know about. 004" per side annular ring (or drill + 0. Since 1oz of copper = 1. I had a problem: I had to drill a hole in my board, just a physical hole, without electrical properties, not the kind of pad. 52mm => sqrt(0. 005" for vias and a minimum of 0. \$\endgroup\$ - Barleyman Jul 16 at 10:02. 0 Component Pad Sizes Generally you need to make sure that PAD sizes are as large as possible. I received a response from Altium, suggesting to change the outline of the board in Altium to a simpler form, export the board only with all holes, then undo the outline to its original shape and export as normal. 05mm) for consistent, cost effective results. This can be fixed easily by double clicking the hole and changing the NET. See more at: http://www. In ptack properties de select plated make size and shape simple hole same as pad dialog or through a filter panel properties field entry that is not shown as an. For new size holes, add 0. Each drill size can be represented by a symbol, a letter or the actual hole size. This is best shown with a Drill Table and produced with an NC Drill File. Thankfully, the advanced CAD tools in Altium Designer® make it easy to define via sizes and arrange your vias in your next multi-layer PCB. The hole size can be set from 0 to 1000mil, and can be set larger than the pad area to define copper free mechanical holes. Sheet Size -> Letter! - b. I placed all the parts also. Standard router size is 3/32 in. Let us count the ways: mPOWER™ ultra micro power connectors pass 21 Amps per blade in about ha. Figure 6 Setting hole size 9. what would you recommend for the width of the routes and the size of the drilling holes ? i don't want them to be too small so that the drill wont fit or the route width be too narrow so the be destroyed in the process of all those stuff and also how much is convenient for the space between the routes?. Under Hole information, change Round to Slot. 0 Component Pad Sizes Generally you need to make sure that PAD sizes are as large as possible. I have a 3. Keep more space around headers/connectors. 03 mm as you can see in the picture above. The former is referred to as User Choice, and it is the Favorite Interactive Via Sizes dialog that provides the cornerstone of this feature. I placed all the parts also. The finished hole diameter will be smaller than size of drill bits because of copper plating in the hole barrels format, we will use ALtium Designer10. You are right about drill hole size vs PTH (plated thru hole) size. Standard router size is 3/32 in. In your example: Minimum Hole Size. 5 mm in most fabrication houses, and you want to. The following is a brief explanation of these settings, You can also ignore these setting when generate Gerber file. Plated and non-plated holes need to be included in one drill file, with plated and non-plated holes having different tool numbers. What Nate said to try, I did and it didn't work. Read about 'Test points and mounting hole library components?' on element14. 15 mm (Level C) If you’re not familiar with this terminology, the lead diameter refers to the size of pin on a component that will appear on a particular plated through-hole via. We will now cover the use of PolyGon Pours. Plated and non-plated holes need to be included in one drill file, with plated and non-plated holes having different tool numbers. \$\begingroup\$ You will actually find official tutorials on Altium custom pad shapes if you look. Then double click on Hole Size and then click on Hole Size. The Hole Size Editor mode of the PCB panel can also be used to examine pads and vias that are targeted for back drilling. 2) March 26, 2008 Generated NC Drill Files The following table lists each of the NC Drill files that can possibly be generated as output from a PCB document. To allow for the plating in the hole we drill holes prior to plating at a larger size (drill over-sizing) The conversion rules from finished hole ENDSIZE to production TOOLSIZE are: TOOLSIZE = ENDSIZE. Must place test points on all power nets and optional critical signals and programming pins if needed. I decided to precut the perimeter of my board by putting milled. How to Make PCB Mounting Holes in Altium Designer 2018. Non Plated Through Hole Altium. This article shows how to calculate PTH (Plated Through-Hole) Hole and Pad Diameter sizes according to IPC-7251, IPC-2222 and IPC-2221 standards in the following steps: 1. PCB Designers Need to Know These Panelization Guidelines. Fonts are a special topic in themselves. Altium Templates ( PcbDoc) help to check your layout against the Eurocircuits technology classification ( 6C and 8D). Non-plated holes in the design file cannot be guaranteed to remain unplated (even a hole that has no external pad). In addition, the PCB fabricator might have sawn a piece from one of the PCBs and then performed a micro-section test on it to ensure that the copper plating of the holes was properly done. The size of the drill used for back drilling is the original via or pad hole size, plus twice the Backdrill Oversize specified in the design rule. Comparison between Altium Designer's default design rules and the rules configured in BAC's Altium. Hi all, not sure if this can be done, but i need to change the PCB Sheet for a deisgn that has already been layed out and completed. 3mm and the board is platted with 35um (1. Percent - the minimum/maximum hole sizes will be expressed as percentages of the pad/via size. Let us count the ways: mPOWER™ ultra micro power connectors pass 21 Amps per blade in about ha. Q: I’d still feel more comfortable having an official slotted hole in my design, is that possible?. So I'm wondering if there is a proper way to do this in Altium, will post again when I hear back from the manufacturer. 014" over finished hole size for component holes. PCB Designers Need to Know These Panelization Guidelines. on the sheet, additionally, the creator of Altium added two wizards to the program, which significantly accelerate the Altium create footprint process. Top Layer Annular Ring Size - the number of objects (pads and vias) for each annular ring size on the top layer. 3mm and the board is platted with 35um (1. Must place test points on all power nets and optional critical signals and programming pins if needed. 3) Mar 26, 2008 2 Drill Drawing Tab Use this tab to specify which layer-pairs a drill drawing is required for (mirrored output files can also be generated). Seems like it is an attribute of the hole definition and should be added to the feature that contains that data and then extracted as the chart is created. These should be in increments of 2 mils (0. Configuring Altium Designer for Blind and Buried Vias. Altium Support Center. I had a problem: I had to drill a hole in my board, just a physical hole, without electrical properties, not the kind of pad. Typically this is also their panel size. Our PCB production process provides you with everything you need to design and produce high-quality printed circuit boards. Soldermask Bridge/ Blind and buried vias are not available now. 15 mm (Level C) If you're not familiar with this terminology, the lead diameter refers to the size of pin on a component that will appear on a particular plated through-hole via. The Hole Size Editor mode of the PCB panel can also be used to examine pads and vias that are targeted for back drilling. This way you can easily define which Eurocircuits service is most suited for you board, and avoid documentation problems after you place your order. Configure the assignment of Symbol-to-hole size in the Drill Symbols dialog. Fiducial Mark. These popular videos, hosted by Senior Design Instructor Mike Stapleton, provide real-world training in plain language. Altium Designer® has made the documentation of your hole size tolerances simple, with your tolerance specifications easily added to the drill table, so that they can be clearly communicated to your fabricator. Discover features you didn't know existed and get the most out of those you already know about. I know how to make a symbol for a hole but just don't know how to bring it into PCB Editor and place it on the board. Tools for PADS to CAD, Convert units, Pad Stack and Hole Size Calculator and Axial Lead Form Calculator Help includes 70 videos that describe every feature and a Check for Update feature Octopart Part Number Search engine for component availability and cost compare. 52mm => sqrt(0. AsMils(Hole Size ) Between 12 And 32. But, what would be the way to create this hole with plated option then?. 2mm by double-clicking the values you wish to change. Non-plated holes in the design file cannot be guaranteed to remain unplated (even a hole that has no external pad). 008" you must consider the pilot drill diameter (drill size before plating). In case you haven't heard, there's a new ultra micro power connector in town with an unmatched power-to-size ratio and incredible design flexibility. I received a response from Altium, suggesting to change the outline of the board in Altium to a simpler form, export the board only with all holes, then undo the outline to its original shape and export as normal. Under Hole information, change Round to Slot. Excellon drill files are used to determine what size holes to drill and where. Changing some of the testpoint styles. Altium TechDocs are online documentation for Altium products, providing the basic information you need to get the most out of our tools. Pads - Enable this option to include pads when hole sizes. Half hole is a special technology, so half hole diameter should be greater than 0. Pay particular attention to the clearance rule, trace width, via, hole size and polygon connect styles. Existing hole sizes are listed in the left plane of the dialog. Place hot components on the top side of the PCB. Discover features you didn't know existed and get the most out of those you already know about. You are right about drill hole size vs PTH (plated thru hole) size. Fiducial mark, width 1mm, clearance 3mm, fiducial marks are not defined by the standard, but support assembly Type: Standard, No BOM Footprints: FIDUCIAL_MARK_DIAMOND: fiducial mark, diamond, 1 mm squared, 3 mm keep-out FIDUCIAL_MARK_ROUND: fiducial mark, round, 1 mm diameter, 3 mm keep-out. Lastly, we set the size of the pad and move it to origin for easier drawing later. This cutout will override the round hole shown on the footprint, thereby generating the desired results. Adhering to these tolerances within your PCB design will insure that your PCBs will be manufacturable. 4 Trailing Zero Suppression, English Units, No Step and Repeats. Tool lists for drill files are ALWAYS read ( and interpreted) by our CAM systems as finished hole sizes ( so final diameter of the whole after plating and surface finish ). In the via properties panel you can change the size, shape, hole size, and other parameters as shown in the picture below. In Altium, when you specify a hole size, is that the drill hole diameter the hole size after or before through hole plating? i. Training videos are now hosted on Dropbox. Half Hole Diameter. no hidden cost for digpcb pcb factory. Soldermask Bridge/ Blind and buried vias. The use of pads in surface mount technology compared to through hole technology provides certain advantages, which will be discussed below. Read about 'Test points and mounting hole library components?' on element14. Q: I'd still feel more comfortable having an official slotted hole in my design, is that possible?. If there are more than 15 different hole sizes in the PCB, then letters are automatically assigned. in pad option,you should make X-size = Y-size = Hole Size like picture below. Round - specifies a round hole shape for the pad. The following is a brief explanation of these settings, You can also ignore these setting when generate Gerber file. 1/24/2006 Hole Size Pad Size USE MTG240_500 2. Install this plugin for the ability to select and create Capacitor component footprint. Percent - the minimum/maximum hole sizes will be expressed as percentages of the pad/via size. Holes with copper rings have to obey the minimum annular ring size clearance. Demonstration on how to create components in Altium Designer. hi, im trying to change the size of the pins and vias of the footprints on my PCB, but i have several DIP-40 footprints, and the only way i can do this is manually changing sizes one by one, pin by pin, in properties, but i want to know if there is a way to change the size and shape of the 40 pins at same time, i need to save time, thanks. This means the annular ring (radius of the pad) should be at least. Discover features you didn't know existed and get the most out of those you already know about. Of course, I have to deal with couple of DRC errors and warnings. This is best shown with a Drill Table and produced with an NC Drill File. txt produced by Altium when you generate the gerber files, make sure to mention the slots on Mechanical Layer 1 to your PCB manufacturer for clarity. I am a rookie, just started to learn PCB drawing, using Altium Designer 13. The following terminology is used to describe the various components involved in creating a plated through hole. Altium Limited (formerly known as Protel until 2001) is an American, Australian-domiciled owned public software company that provides PC-based electronics design software for engineers who design printed circuit boards. Changing all via and routing sizes at once (Altium Designer, PCB Design) In the PCB Filter panel, select "Hole Size Editor". So you have only a hole in your pcb. no hidden cost for digpcb pcb factory. ) Number of different hole sizes. Put a copy of the script (6C or 8D) in your project folder. I get a warning when I design the PCB symbol for the part but never on DRC or from my PCB manufacturers. For IPC Class 2 there must be 0. Fiducial Mark. 008" FHS will be 0. But students can still use Altium designer trail version for 30 days. Definitions for Plated, Non-Plated, and depth (Blind, Buried, and back drilled). Manufacturing Tolerances. If you set the hole size in Altium Designer to 0. txt produced by Altium when you generate the gerber files, make sure to mention the slots on Mechanical Layer 1 to your PCB manufacturer for clarity. For years now, in order to place a mounting hole (let's say a screw hole) I use to place a multi-layer pad and set it's SHAPE SIZE = HOLE SIZE. English: This is a video tutorial for setting hole size for more pad. Tools for PADS to CAD, Convert units, Pad Stack and Hole Size Calculator and Axial Lead Form Calculator Help includes 70 videos that describe every feature and a Check for Update feature Octopart Part Number Search engine for component availability and cost compare. The average via hole size for mounting holes is 0. Soldermask Bridge/ Blind and buried vias are not available now. \$\endgroup\$ – Barleyman Jul 16 at 10:02. Definitions for Plated, Non-Plated, and depth (Blind, Buried, and back drilled. This saves money as all holes can be done at the one time. 018" will be treated as vias, and drilled approximately the same size as specified. Soldermask Bridge/ Blind and buried vias. Our PCB production process provides you with everything you need to design and produce high-quality printed circuit boards. 25mm, maximum pcb drill size 6. Non Plated Through Holes Smallest Non Plated Hole Size: (Finished). Must place test points on all power nets and optional critical signals and programming pins if needed. 3V power trace snaking its way around the PCB, using top and bottom layers. Board Size PCB manufacturers have a maximum size board they can handle. For now we have only a few footprints. PCB Component models are the representation of design components in the PCB editing domain. Click the yellow hole on the top. pas" script is capable to check the annular ring for OAR and IAR on the appropriate values for PTH (PHD is finished hole size + 100µm). This is the "board thickness/minimum hole size". Note: Since the slotted holes will not be shown in SlotHoles. Thru-hole, Blind and Buried Vias. problems:. Install this plugin for the ability to select and create Capacitor component footprint. Place pad - hit the tab key and edit the hole size to 0 and layer from multi layer to top layer 14. For IPC Class 2 there must be 0. 05mm) for consistent, cost effective results. 0 software. You can also specify the type and size of drawing symbol to be used to represent the various drill sizes. PCB-3D launched Altium Designer Footprint library as a Free product. It appears that the digital header is wrong. Typically, such holes a. In your example: Minimum Hole Size. Is there a system variable that I can set the PCB string to automatically update the X & Y dimensions? The information is in Altium since it is in the PCB Information window:. I can't see any way this can be done as vias don't come up in. Holes & Slots. Edit the value in this field to change the pad hole size. In order to provide you with a high quality PCB that meets your needs, here is a summary of the manufacturing tolerances for "Limited Review" products. Of course, I have to deal with couple of DRC errors and warnings. A countersink hole PCB is a type of printed circuit board where conical holes are cut into the PCB laminate to allow a countersunk screw to sit flush with the surface of the laminate in order to have a clean look or for installation purposes. A pilot drill diameter for 0. You can manually modify the slotted holes size and shape to be defined as slots by following these steps: 1. The display of holes that are back drilled includes an additional two-color ring with the following. If you are doing a reasonable volume, try to ensure that your mounting holes are also plated through, just like all your other holes. Hi Everyone, just a quick question about via sizes. Use this link to access the training videos. The hole size can be set from 0 to 1000mil and can be set larger than the pad area to define copper free mechanical holes. That’s part of the reason for this discussion… we would like to have that feature in Altium to indicate the tolerances on the finished hole size in the hole chart that it generates. I know how to make a symbol for a hole but just don't know how to bring it into PCB Editor and place it on the board. Note that the Oversize is specified as a radial amount. Basically it is a round solder mask opening with round bare copper in the center. 5mm pitch solder balls, can be accomplished if the pad size is no larger than 250um (10mils). The hole size can be set from 0 to 1000mil and can be set larger than the pad area to define copper free mechanical holes. 4 Screw with Lock Washer. Nanjar Syabanul 9,261 views. (All vias and surface copper). We have the manual creation of libraries by placing pins, overlays, etc. Let us count the ways: mPOWER™ ultra micro power connectors pass 21 Amps per blade in about ha. We corrected these problems by disabling the grid and setting the maximum hole size to 1. Plated Square Holes Size - the number of pads for each hole size of this type. I don't know why Altium doesn't have just a regular drill hole or a checkbox for 'hole only' under the 'place pad' menu. Methods for making a PCB mounting hole in Altium Designer Place a pad on the PCB, set hole size to 2. Top Layer Annular Ring Size - the number of objects (pads and vias) for each annular ring size on the top layer. com/govideochan Learn about the methods used in Altium. Under Hole information, change Round to Slot. 15 Line Widths and Clearances. How do you create a Thru hole without a pad in Altium? in pad option,you should make X-size = Y-size = Hole Size like picture below. Is there a system variable that I can set the PCB string to automatically update the X & Y dimensions? The information is in Altium since it is in the PCB Information window:. Make sure enough space around mounting holes for screw heads to sit on and try placing big components around PCB. Each drill size can be represented by a symbol, a letter or the actual hole size. The following individual values are definable: Minimum – the minimum permissible value for the via hole size. 010" Micro Via (µVia) Capabilities Smallest Laser µVia Hole Size. The former is referred to as User Choice, and it is the Favorite Interactive Via Sizes dialog that provides the cornerstone of this feature. See our PCB manufacturing capabilities. Is there a system variable that I can set the PCB string to automatically update the X & Y dimensions? The information is in Altium since it is in the PCB Information window:. or land pattern hole sizes to leave any passerby with their mouths gaping, it’s important to know. If the Diameters mode is set to Top-Middle-Bottom , use the available fields to define the diameter of the via on the Top Layer , Middle Layer and Bottom Layer. So you have only a hole in your pcb. I have created a mounting hole library using Pad and drill size in 3. Round holes can be plated or unplated. Pads - Enable this option to include pads when hole sizes. When a drill drawing is generated for the board, each actual drill site is marked by a symbol. See picture 1. PCB Component models are the representation of design components in the PCB editing domain. How to produce Castellated-Hole-PCB? 2016-05-27 15:53:57 JPS JPS The higher level of plated edges is the so called half-hole technology for printed circuits, also named as Castellations PCB or Castellated-Hole-PCB. This can be fixed easily by double clicking the hole and changing the NET. 016 mm, but we have a hole size that is 1. The average via hole size for mounting holes is 0. 33mm hole size, and I want to know is it advisable to use this size via to connect a 1mm power traces across the top and bottom layers, there a few of these connections?. This can be fixed easily by double clicking the hole and changing the NET. I need to use HLS8l-DC12V-SC relay and a 4-pin push button. 508 current measurement units. Adhering to these tolerances within your PCB design will insure that your PCBs will be manufacturable. We corrected these problems by disabling the grid and setting the maximum hole size to 1. Configuring Altium Designer for Blind and Buried Vias. It appears that the digital header is wrong. I decided to precut the perimeter of my board by putting milled. When a drill drawing is generated for the board, each actual drill site is marked by a symbol, as shown in the image below. com/govideochan Learn about the methods used in Altium. 010" over finished hole size for vias and + 0. Default constraints for the Hole Size rule. Lastly, we set the size of the pad and move it to origin for easier drawing later. Pad number 1 Hole size 0 , Paste mask expansion -20 (no paste mask) solder mask expansions : 20 mils Set origin of the symbol to 'center' Make two schematic symbols (FIDU-round and fidu-square) and link them to the pcb symbls. So for an M3 mounting hole I have a 60mil pad with a 122 mil drill and set it to un-plated. Altium 2016, 150 licenses Lecture talks: • Jan 30 Altium I (Design Capture + Simulation) • Feb 6 Altium II (PCB Layout) Plating reduces hole size by 0. Onscreen Display of Back Drilled holes. Sometimes it's true, new is better. 1/24/2006 Hole Size Pad Size USE MTG240_500 2. You may want to have a look at the IPC through hole standards or have a look at this page, where it is a little easier to understand. Pads - Enable this option to include pads when hole sizes. You can add a string to your PCB. The smallest required or chosen diameter of holes to be drilled on a printed circuit board, as specified by the client's files, is called the minimum drill size. I need to use HLS8l-DC12V-SC relay and a 4-pin push button. Altium Designer® has made the documentation of your hole size tolerances simple, with your tolerance specifications easily added to the drill table, so that they can be clearly communicated to your fabricator. I had a problem: I had to drill a hole in my board, just a physical hole, without electrical properties, not the kind of pad. Listed below are Sunstone's printed circuit board assembly and manufacturing capabilities. The Hole Size Editor mode of the PCB panel can also be used to examine pads and vias that are targeted for back drilling. 3V power trace snaking its way around the PCB, using top and bottom layers. Next, we reduce the hole size to 0 and set the pad to be on top layer instead of multilayer. How to produce Castellated-Hole-PCB? 2016-05-27 15:53:57 JPS JPS The higher level of plated edges is the so called half-hole technology for printed circuits, also named as Castellations PCB or Castellated-Hole-PCB. Back drill layer pairs are displayed in the Layer Pairs list, denoted by the addition of the text [BD]. PCB Designers Need to Know These Panelization Guidelines. Of course, I have to deal with couple of DRC errors and warnings. The following individual values are definable: Minimum - the minimum permissible value for the via hole size.