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- Timestamp:
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Jul 18, 2011, 5:27:40 PM (13 years ago)
- Author:
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ilya687
- Comment:
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v38
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v39
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244 | 244 | requirements set by [http://www.4pcb.com/ Advanced Circuits]. If using another vendor please be aware that the tolerances may be different. |
245 | 245 | |
| 246 | ==== Files Needed ==== |
246 | 247 | The following files are needed to make the board and attached to this page. Additionally the schematic is also provided as a reference. |
247 | 248 | * USB_mPCIx_Board.zip - These files describe the physical board. All fabrication houses should accept the gerber file format. |
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255 | 256 | * USB_MPCIX_BOM.xls - Bill of materials, provides links and vendors for parts being used. |
256 | 257 | * USB_MPCIX_INSERT.TXT - mounting locations for the components on the board. |
| 258 | |
| 259 | ==== Fabrication and Population ==== |
| 260 | The following set of instructions is specific to the production house WINLAB uses, [http://www.4pcb.com/ Advanced Circuits]. Other manufacturer may require additional information, however the process should be similar. [[BR]] |
| 261 | To have a board made the fabricated you must provide 'USB_mPCIx_Board.zip' as it contains all the physical board information. Typically this can be sent directly to a sales representative for quoting. If you intend for the boards to be populated, some manufacturers (definitely Advanced Circuits) require minimum quantities and dimensions, so you may request for the board to be panelized to meet those conditions. WINLAB had them produced 4 boards to a panel to meet Advanced Circuit requirements. Some additional information that might be required is as follows: |
| 262 | * Material Type: FR4 |
| 263 | * Material Thickness: 0.031" |
| 264 | * Number of Layers: 2 |
| 265 | * First Dimension: 1.428" |
| 266 | * Second Dimension: 2.668" |
| 267 | * Finish Plating: LFSOLDER |
| 268 | * First Array Dimension: 3.356" |
| 269 | * Second Array Dimension: 5.836" |
| 270 | * Array Up: 4 |
| 271 | * Copper Outers: 1oz |
| 272 | * Copper Inners: 0 oz |
| 273 | * Smallest Hole Size: 0.012" |
| 274 | * Top SMD Pads: 85 |
| 275 | * Bottom SMD Pads: 0 |
| 276 | * SMD Pitch: 0.025" |
| 277 | * Solder Mask Sides: Both |
| 278 | * Solder Mask Type: LPI |
| 279 | * Solder Mask Color: Green |
| 280 | * Silkscreen Sides: Top |
| 281 | * Silkscreen Color: White |
| 282 | * CNC Route Points: 4 |
| 283 | * Trace width/Space: 0.007" |
| 284 | * Tab Route: No |
| 285 | * Scoring: Yes |
| 286 | * Gold Fingers: None |
| 287 | * Plated Slots: No |
| 288 | * Plated Edges: No |
| 289 | * Counter Sinks: No |
| 290 | * Counter Bores: No |
| 291 | * Dielectric: No |
| 292 | * Impedance: No |
| 293 | * ITAR: No |