Questions tagged [production]
The production tag has no usage guidance.
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JLPCB Design Rules for Altium CircuitMaker
What is the right design rules from JLCPCB?
When I look at the electrical clearance from JLCPCB, I find:
Via to Via (Same net labels): 0.254mm
Hole to hole (Different net labels): 0.5mm
Pad to pad (...
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Gerber files sequence [closed]
I have the following Gerber files from the manufacturer for order confirmation. As I inspected them, I have inferred that the order of the copper layers from top to bottom are tl, l3, l2 and bl. But ...
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Sensor types in bread production
What is the name of these two sensors and what function do they perform?
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Use-Cases for a "Silicon Serial Number" IC
I recently came across this Silicon Serial Number IC.
Now, I understand the purpose and usefulness of serial numbers in products.
However, I don't understand why one would not simply place a serial ...
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What would be a good way to program an MCU in a mid sized (few hundred) batch?
I'm looking to have a few hundred boards made and they all have an MCU on them, that will need programming. With large scale production, it seems the way to go is usually programming the IC/MCU before ...
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Development board's charging unit in a custom PCB production
This question would be more appropriate for a lawyer, but maybe some of you from product manufacturing departments already know the answer.
Development boards like Adafruit HUZZAH32 ESP32 have an ...
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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 ...
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How to add 2 or 3 parallel Li-ion cells to my custom PCB
I've tinkered with electronics and components for quite some time now, but I'm kind of a noob when it comes to taking things to "production".
I've this project using an ESP12-E, powered by 2 ...
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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 ...
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Could 94-HB board be used for SMD and THT soldering?
I have a circuit that I designed lately which is quite simple based on just 1 opamp and have an SMD and THT components (like a relay) and will be producing mass production in Chinese factories and it ...
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How to ramp up a factory consuming a lot of energy?
Can you please explain how to manage the process of ramping up a factory with a big electric consumption?
I am wondering how it is possible to balance the grid during the start up phase of a big power ...
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Is this a functional and reliable Reverse polarity protection?
Guys, I am trying here to design a UPS controlling board, I designed this circuit and it was to some extent functional and it draws approximately 16mA - 20mA (I don't want to use the traditional one ...
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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 ...
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Do EMC test houses typically accept copper foil in EUT?
Working with small volume product and tight schedule it might become an option to pass EMI limits by use of copper/aluminium foil on inside of enclosure. What is your experience with the labs on this ...
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What attenuator to use for using HackRF one to simulate GPS for in production testing?
I am trying to use the HackRF One to simulate GPS to test devices in a production environment. I am currently able to get the GPS signal on my GPS receiver that I am testing, but the signal is much ...
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