Skip to main content

Questions tagged [durability]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1 vote
1 answer
44 views

Choosing a durable 4 wire connection coming from the edge of a cylinder [closed]

I am making a set of electronic bagpipes, and i need to connect the PCB holding the optical sensors for the fingers to a synthesizer board through a cable of a couple of meters. For the moment i haven'...
max22-'s user avatar
  • 11
0 votes
3 answers
145 views

What would happen if I powered a 5 V heater with 6 V?

I have 2 mini heater pads (carbon fiber) for gloves that are rated at 5 V. In series they have 6 + 6 = 12 Ω resistance. I have a 6 V power supply (~6.25 V by my last measurements), and I'm planning to ...
verbessern's user avatar
1 vote
0 answers
121 views

What is the chemical compound leftover on vintage 80s/90s PCBs with their distinctive characteristic smell?

Most people know the smell of vintage/ancient electronics. There a lot of questions about this smell on forums, but nobody explains what the cause actually is or what the chemical formulation of this ...
Codebeat's user avatar
  • 1,367
2 votes
6 answers
198 views

What types of mechanical failure that electronic components might face? Which are the most common?

Which components are the most prone to mechanical failure, via shock or vibration? For example, I know that a speaker coil will generally be more delicate than a fixed resistor, and a IC chip will ...
Emmanuel Lopez's user avatar
2 votes
1 answer
225 views

Mating cycles - alternatives to standard connectors

During my search for an IP22 or higher connector for SMT assembly I have realised that there are few options except USB and audio jacks that can take >1000 mating cycles. I don't want a standard ...
NoobPointerException's user avatar
1 vote
0 answers
461 views

Temperature vs. lifespan: the 10 degrees Celsius 'rule'

TL;DR: What's the origin of the 10 degrees Celsius rule? I have heard many times that for every 10 degrees Celsius, the lifespan of components gets halved. There are many documents on the web quoting ...
Thomas's user avatar
  • 1,069
2 votes
2 answers
248 views

How to roughly know if a electronic scheme will fail soon and protect from it?

I am thinking of a farming project that includes using some board like Arduino, Raspberry Pi or Onion Mega (the list is not exclusive). As the system will work with sensors and support life of its ...
Sergei Basharov's user avatar
1 vote
2 answers
143 views

Can I use stall detection as my only obstacle detection or will that damage the DC motors over time?

I plan to build a robot that is likely to bump into a lot of things quite often. I know I can detect if a motor has stalled by measuring the amps it is pulling and would like to use that as a simple ...
neelsg's user avatar
  • 163
4 votes
1 answer
4k views

USB connector durability: plug vs socket

I've been searching for information about USB connectors durability and I have found those numbers: Type-A: 1,500 plug-unplug cycles Mini-A: 1,000 plug-unplug cycles Mini-B: 5,000 plug-unplug cycles ...
CoffeeCloud's user avatar
47 votes
6 answers
32k views

Is there a technical reason why most touch screens use glass rather than plastic?

Most modern touch screens in portable devices are made of glass. This glass often breaks if accidentally dropped. Also, it is very reflective, making it difficult to use in strong light. I know that ...
Fiksdal's user avatar
  • 942
1 vote
2 answers
182 views

Frequent switching on/off a chip/module

Typically, is the likelihood higher for a chip/module with Vcc = 3.3V to break if it gets switched on and off frequently over a prolonged period? For instance, on for 3s and off for 3s, continuously. ...
WKleinberg's user avatar
1 vote
1 answer
642 views

Do CPLD devices lose non-volatile memory over long periods of time?

I have devices that use Xilinx XC9572XL CPLDs. They haven't been used (as in: not powered at all) for almost seven years, and symptoms would point to the CPLDs being at fault. I couldn't find much on ...
Jan Rychter's user avatar
1 vote
2 answers
303 views

how can I "ruggedize" a 3.5mm jack on consumer electronics?

I'm not sure if this is the best place to ask this. I've had repeated issues with stress on 3.5mm jacks causing breaks to the solder which means either rewiring or throwing the headphones out. ...
jcollum's user avatar
  • 113
0 votes
2 answers
2k views

Why SD card is less durable than internal storage in smart phones? [closed]

For instance, Raspberry PI managed to destroy SD card in few weeks. (It seems to be a common problem.) However, internal storage in a smartphone works well for several years (5-years-old Nexus One is ...
TN.'s user avatar
  • 111
2 votes
3 answers
222 views

reason for degradation of photovoltaics

Photovoltaic panels can have 20 or 25 year underwritten warranties with a guaranteed remaining efficiency of 80 % of the new panel. That means, that photovoltaic panels seem to degrade somehow. Why ...
erik's user avatar
  • 255
4 votes
3 answers
2k views

What makes an incandescent light bulb run out?

What is or are, the most likely and common ways - the weak links in the chain (including I assume poor electricity wiring / configured housing) - that cause a traditional incandescent light bulb to ...
user avatar
4 votes
2 answers
598 views

Electromigration, are computers nowadays less durable?

I've been reading press articles and about electromigration and how it is associated with miniaturization. I have seen old computers working for decades, and I'm wondering how bad the electromigration ...
Trylks's user avatar
  • 149
1 vote
1 answer
103 views

1-row 0.1" pin spacing connectors with good connect/disconnect cycles

How can I locate connectors with a good rating on connect/disconnect cycle lifetime? (1000+ cycles) I've tried searching on google, and I've checked a couple of Molex series I'm familiar with, no ...
Jason S's user avatar
  • 14.1k
3 votes
1 answer
5k views

Why higher temperatures shorten the lifespan of a PC component?

It is usually advised to keep the temperatures low for every component of a PC. Not only there is a fan (or similar system) for the CPU or GPU, but there are optional fans for RAM, or hard disks. ...
Arseni Mourzenko's user avatar
3 votes
3 answers
818 views

Things that to be considered while choosing electronic components to get high Durability

Creating the Electronic circuits is Ok not so much complicated for experts. But needs to think about the persistence of the electronic circuits. Its very difficult ...
Puru's user avatar
  • 469
4 votes
3 answers
5k views

Failure mode of FLASH memory

What is the failure mode of flash memory? I've got some chips rated for 10,000 cycles - what happens after 10k cycles? Do the chips stop writing properly, do you get read errors, etc.? Does it also ...
Thomas O's user avatar
  • 31.9k