Questions tagged [manufacturing]
The manufacturing tag has no usage guidance.
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Populating MOLEX receptacles at industrial scale
I am a manufacturing engineer charged with implementing process improvements that reduce the total time to build an article. Our volume is such that a one minute reduction in labour results in ��1K-£2K ...
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2
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Seven segment display special characters/symbols [closed]
How can one add these symbols in seven segment displays? I would like to add some symbols of pwr,ch1,ch2,ch3 to my product. Does anyone know what this is called and who can do manufacturing of this?
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Who is the main manufacturer of jelly bean parts?
Why do some parts like opamps and mosfets of different companies have same part number but they just change the initial letters. Does it mean that these are actually manufactured by just one company ...
4
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2
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Grounding ESD Table
I work in a manufacturing plant and we are setting up new ESD benches. Essentially, the table is grounded to the ceiling of the building and then multiple work benches are connected to that bench with ...
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2
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ESD Workstations in Manufacturing Facility
I am a manufacturing engineer for a company that just inherited a large electrical build. I am struggling to find ESD information for multiple workbenches. This is my last resort so I am hoping you ...
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Creating a circular laser beam projection [closed]
I’m looking to create a small device (<5 in.) that will project a circular beam around it, a certain distance away from the object. The goal is to have a laser/projector module/something at the top ...
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2
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Plating via without chemicals
In my lab we can mill and drill double sided PCBs. Holes are not plated. To create a via we usually use little copper rivets. Electroplating is out of the question because we don’t do any chemicals ...
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5
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957
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Tolerance of board-to-board headers
I am designing two boards. The bottom one is the power board that contains power switches on IMS (metal-clad board), while the top board is the logic board (4-layer FR4). Board to board height is ...
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Why do manufacturers label differently seemingly identical components?
I am not sure if this is the relevant place to ask this (I think it is.)
I am still relatively new to the electronic design world, but I notice that a series of parts (example - Torex XCLxxx) can ...
1
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1
answer
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High frequency RF coupler manufacturing tips
I am trying to manufacture a component at 35GHz. Its Rogers 6202 5mil width.
0.274 is 50ohms.
In the simulation its all good and ideal, but in real life there could be problems.
If you could, please ...
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0
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1
answer
190
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SMD resistor rotation on tape and reel
Background While resistors are obviously non-polarised, from a manufacturing point of view they might not be rotationally symmetric: specifically the labelling of 0805 SMD resistors. My board was ...
- 14.7k
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Automatic serial number on a PCB
Imagine you're printing 10 PCBs and you want each PCB to have its own serial number, but you want to add the serial numbers automatically from Kicad. Is this possible or not? Does it depend on the ...
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Attempting to patch the "G75 Bug" on a Gerber Level
Context
I am currently looking for alternative PCB manufacturers for my company and have sent Gerber files to some (Chinese) companies.
These Gerber files have already been used in the past by various ...
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1
vote
1
answer
102
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PCB design for Renesas' DA7212 audio codec
I'm designing my very first PCB. I managed to route all my components and I'm stuck at the last footprint - DA7212 from Renesas:
Those balls are both incredibly tiny and packed dense. I'd need a ...
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189
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Deliver high current through vias
There is a demand for a delivery of 3 A through several layers using vias.
Presented below in the picture is my PCB manufacturer's abilities regarding vias.
A single via can withstand 1.4 A. Are there ...
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