All Questions
Tagged with manufacturing production
16
questions
2
votes
0
answers
101
views
How old is too old for BGA chips soldering
I need to buy a batch of UFGBA100 STM32 MCUs from a Chinese broker. I'm concerned that in the quote they specified that the chips will have a date code 19+ (4 years old). How can this affect ...
1
vote
1
answer
80
views
What kind of displays and processors are used in consumer electronic products (like a coffee machine)? [closed]
I am presently working on the development of a smart kitchen appliance, which will eventually be sold in the market. As part of this project, I need to incorporate a touch display for the operation of ...
1
vote
1
answer
67
views
Best LCD for mass production
I'm designing a PCB that will be manufactured in small batches (a few hundreds). It will have a segment LCD with electronic components under it. I cannot choose between two form factors - with SMD ...
0
votes
1
answer
52
views
Need help understanding how motors, sensors and other components of a prototype design factor into certifications for industry sale [closed]
I have built a prototype and I now need to create a production prototype that I can use as my template for a small 10-15 product unit batch order. I am in the United States where I plan to market ...
0
votes
0
answers
91
views
Quintic QN8007B RoHS information?
We are planning to use the Quintic QN8007B FM transmitter in our new design because it is quite cheap and has I2S interface. I believe this chip is no longer produced, but it is possible to get hold ...
1
vote
1
answer
237
views
Hi Pot / Dielectric Pass/Fail Recording
I just graduated last year with an Electrical Engineering degree. Currently pursuing a Masters's Degree, so I am fairly new to design.
We have several HiPot Testers we use on the manufacturing line. ...
8
votes
1
answer
718
views
Do Soft Termination Caps Really Increase Reliability?
I'm managing several designs. At one point I identified a few failures that were caused by 0603 caps failing short. After that I switched to all soft-term caps to hopefully eliminate the problem.
...
0
votes
1
answer
302
views
Mass producing my electronics/raspberry-pi idea - What are the steps? [closed]
Could somebody tell me what the rough steps would look like? I think I have a good idea. I have put things into practice, and it's working and so on, but it's very ugly.
I guess, first I would have ...
0
votes
1
answer
96
views
Production programming: is there a practical size limit to serialization length? [closed]
This is a follow on question from the answers of these two:
Is it practical for firmware to be uniquely identified in production
How to verify hardware is legitimate
I would like to be able to ...
2
votes
1
answer
115
views
Term for a guarantee a manufacture makes that a product will be produced for a number of years?
Sometimes manufactures of electrical components guarantees that a product will be produced for a number of years so you can rely on getting new components for future production runs. What is the term ...
3
votes
2
answers
347
views
Reduce BOM Lines or reduce BOM cost? How to make production cheaper? [closed]
We are designing a product that will hopefully sell many thousand units, and now I am at the stage of specifying what parts to use.
We require three inter-board connectors, one with 10contacts and ...
8
votes
2
answers
6k
views
Serial Number Generation
I am working on a product that will need a unique serial number for each device.
Are there any "recommended practices" for serial number generation?
Since I never saw a device with serial number 1, ...
2
votes
1
answer
207
views
Optimizing product tests?
I'm currently working for a company where I design and implement an automated test program to test our products. Currently our tests take quite a bit of time (several minutes per unit) and need to ...
1
vote
1
answer
280
views
Manufacturing a device from off-the-shelf components [closed]
I pursue an experimental project that comprises the development of a car GPS navigation unit and software for it.
We develop and test the software on a working laptop-based prototype which has a USB-...
-7
votes
1
answer
345
views
Sensory Chess Board [duplicate]
Possible Duplicate:
Detecting object placement on a grid
How could a checkered chess board be built so that it knows the location of the pieces? What options are available? Probably RFID chips? ...