Post help identifying capacitors here

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  • momaka
    replied
    Re: Post help identifying capacitors here

    Originally posted by mach128x
    It's a 220 uF 16V from the switch-mode power supply inside an M-audio studio monitor. I suspect a low-ESR...
    If it's in a SMPS, it probably is (or should be) low ESR.
    But don't worry about identifying it or finding a datasheet for it. I stopped bothering to look up obscure manufacturers a long time ago. In all cases, I just use a low ESR capacitor from a known good Japanese brand (like Panasonic, Rubycon, Nichicon, and United Chemicon.) Never had issues replacing these obscure brands by such. In fact, these no-name garbage caps are so bad, that sometimes I've used very old Japanese general purpose capacitors for a repair or two, and even those have lasted longer than the cheapo caps.

    Leave a comment:


  • mach128x
    replied
    Re: Post help identifying capacitors here

    I need help identifying this manufacturer.
    On the logo the letter "m" is pretty obvious, with what could be the letter "L" attached under it (or just some hockey-stick looking graphical swoosh).
    I’ve search capacitor.web.fc2.com and spent hours in google image search, to no avail.
    Thanks in advance.

    It's a 220 uF 16V from the switch-mode power supply inside an M-audio studio monitor. I suspect a low-ESR...
    Attached Files
    Last edited by mach128x; 01-16-2023, 04:07 PM.

    Leave a comment:


  • rattlesnake
    replied
    Re: Post help identifying capacitors here

    Originally posted by momaka
    The real teller here is the fact that 16 uF is not a standard capacitance value.
    I thought so! But I wasn't familiar with all the values you described. Thank you for taking the time to enumerate them all. I'm sure I'll come back to this post some day.

    Leave a comment:


  • momaka
    replied
    Re: Post help identifying capacitors here

    Originally posted by jiroy
    You always take the first value for Capacitance and the second for voltage , that's the standards .
    Depends. I've seen plenty of sleeve-less / SMD electrolytics capacitors labeled with the capacitance first and voltage second. Actually, most SMD polymers and electrolytics are labeled like that. Some won't even have a voltage on there, but rather a voltage code letter. So if there is any standard anymore, it surely doesn't seem to be followed very well.

    Originally posted by rattlesnake
    Thank you

    Does the "s" in "16s" mean volts? otherwise how can you tell what is what? I mean could there be a 10v 16uF cap? how would you tell them apart?
    The real teller here is the fact that 16 uF is not a standard capacitance value.

    Generally, the standard values for capacitance are 100, 120, 150, 180, 220, 270, 330, 470, 560, 680, and 820... multiplied or divided by any coefficient number of 10.

    So in the 10's range, you can have 10 uF, 12 uF (uncommon, but does exist), 15 uF, 18 uF (uncommon), 22 uF (very common!), 27 uF (uncommon), 33 uF, 47 uF (very common!) 56 uF, 68 uF, 82 uF... and a wrap again at 100 uF (10 uF x 10).

    In contrast, voltage ratings follow a slightly different set of values.
    For voltages below 10V, the common values are 2.5V, 4V, 6.3V, and 10V.
    Between 10V and 100V, it's 16V, 25V, 35V, 50V, 63V, 80V, and 100V...
    And for higher values, it's the same number multiplied by 10.... though there are a few additional values, like 200, 220, 315, 400, 420, and 450.

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  • jiroy
    replied
    Re: Post help identifying capacitors here

    Originally posted by rattlesnake
    Beautiful, thanks again
    Welcome Friend ..

    Leave a comment:


  • rattlesnake
    replied
    Re: Post help identifying capacitors here

    Beautiful, thanks again

    Leave a comment:


  • jiroy
    replied
    Re: Post help identifying capacitors here

    Originally posted by rattlesnake
    Thank you

    Does the "s" in "16s" mean volts? otherwise how can you tell what is what? I mean could there be a 10v 16uF cap? how would you tell them apart?
    You always take the first value for Capacitance and the second for voltage , that's the standards .

    Leave a comment:


  • rattlesnake
    replied
    Re: Post help identifying capacitors here

    Originally posted by jiroy
    Yes . it is 10mf 16v .. 9H2 or other similar markings are specific codes for the manufacturers series , and sometimes it can be a coefficient of temperature . It depend on their companies design .
    Thank you

    Does the "s" in "16s" mean volts? otherwise how can you tell what is what? I mean could there be a 10v 16uF cap? how would you tell them apart?

    Leave a comment:


  • jiroy
    replied
    Re: Post help identifying capacitors here

    Originally posted by rattlesnake
    Very small capacitor, is it 10v 16uF? What does the 9H2 mean?
    Yes . it is 10mf 16v .. 9H2 or other similar markings are specific codes for the manufacturers series , and sometimes it can be a coefficient of temperature . It depend on their companies design .

    Leave a comment:


  • rattlesnake
    replied
    Re: Post help identifying capacitors here

    Very small capacitor, is it 10v 16uF? What does the 9H2 mean?
    Attached Files

    Leave a comment:


  • xnRS
    replied
    Re: Post help identifying capacitors here

    Originally posted by andrewsawesomr
    Just curious...do you guys know anything about this brand of capacitors?
    info from here - http://capacitor.web.fc2.com/

    translated from japanese

    Official company name: DAEWOO ELECTRONIC COMPONENTS CO., LTD.
    HP address: http://www.dwecc.com/
    http://www.partsnic.com/english/main.htm(inactive)

    Headquarters: Korea
    History, scale: 1973- ISO9002, QS9000
    Main products: capacitors, electronic parts
    Placement: Peripherals
    Comment:
    Established Deahan Marukon Co., Ltd. in 1973 and changed its name to Daewoo Electronic Components Co., Ltd. in 1983. In December 2000, DAEWOO's electronic component division was renamed PARTSNIC CO., Ltd. Therefore, the logo of the new capacitor will be the PARTSNIC logo (marked like an omega), and the old ones will be the DAEWOO logo (marked like a flower). I don't know if the timing of the logo change was immediately after the company name was changed or after a while.
    And I received a new URL and additional information from Mr. Anonymous.
    “Around 2006, it seems that the company name was changed from PARTSNIC CO., Ltd. to Daewoo Electronic Components. (Company reorganization) Looking at the website, for some reason the history of the PARTSNIC era (2000-2006) is blank. Was there a problem? Even so, the update of the HP is quite sloppy, and partsnic notation such as catalogs and e-mail addresses is left in places. 』
    Daewoo Electronic Components seems to be aiming to enter the semiconductor equipment market in the future.

    Leave a comment:


  • andrewsawesomr
    replied
    Re: Post help identifying capacitors here

    Thanks, I believe you are correct.

    Leave a comment:


  • brispuss
    replied
    Re: Post help identifying capacitors here

    It appears to be a Partsnic capacitor.

    There doesn't seem to be a valid website for this manufacturer, but details of many of their capacitors (including this FHX series) can be found here

    Leave a comment:


  • andrewsawesomr
    replied
    Re: Post help identifying capacitors here

    Just curious...do you guys know anything about this brand of capacitors?
    Attached Files
    Last edited by andrewsawesomr; 12-15-2022, 05:04 PM.

    Leave a comment:


  • brispuss
    replied
    Re: Post help identifying capacitors here

    Thanks for the image!

    Yes, I also noticed the presence of the "5k" capacitors as well.

    Leave a comment:


  • xnRS
    replied
    Re: Post help identifying capacitors here

    Originally posted by brispuss
    Capacitor from a MSI card I believe. Card part number unknown, although as far as I know there is only one version of this card from MSI.

    Partly by chance by searching on the internet, I now suspect that this capacitor is customized for MSI and possibly manufactured by Apaq.

    Apaq have an EA series of capacitors with markings similar to this capacitor in question. But the standard EA series capacitors are marked in red color, and also include Apaq "eye" logo at the beginning of the second line of text/marking. But this "customized" capacitor has blue marking instead of red marking, and the Apaq logo was not included.

    So at this time, Apaq seems to be the more likely manufacturer of this capacitor.

    I think you're correct !

    There are also AV5K caps as I can see on images from google
    Attached Files

    Leave a comment:


  • brispuss
    replied
    Re: Post help identifying capacitors here

    Capacitor from a MSI card I believe. Card part number unknown, although as far as I know there is only one version of this card from MSI.

    Partly by chance by searching on the internet, I now suspect that this capacitor is customized for MSI and possibly manufactured by Apaq.

    Apaq have an EA series of capacitors with markings similar to this capacitor in question. But the standard EA series capacitors are marked in red color, and also include Apaq "eye" logo at the beginning of the second line of text/marking. But this "customized" capacitor has blue marking instead of red marking, and the Apaq logo was not included.

    So at this time, Apaq seems to be the more likely manufacturer of this capacitor.

    Leave a comment:


  • xnRS
    replied
    Re: Post help identifying capacitors here

    Originally posted by brispuss
    Capacitor from a GTX 1070 Ti card.

    Elite capacitor? Maybe, but EA(X) series not shown on their website. Unless capacitor is discontinued, or maybe capacitor is custom made (by Elite)?
    Well, just one more thing

    Brand and PN of card, so maybe I could find some more info on caps which this brand uses often

    Leave a comment:


  • brispuss
    replied
    Re: Post help identifying capacitors here

    Capacitor from a GTX 1070 Ti card.

    Elite capacitor? Maybe, but EA(X) series not shown on their website. Unless capacitor is discontinued, or maybe capacitor is custom made (by Elite)?

    Leave a comment:


  • xnRS
    replied
    Re: Post help identifying capacitors here

    Originally posted by brispuss
    I've been told to post capacitor identification here.

    Original thread here

    The markings on this capacitor look vaguely familiar, but I haven't found the manufacturer of this capacitor (yet). Capacitor from video card.

    Who manufacturers this capacitor?


    [ATTACH]281139[/ATTACH]
    Can you give full name of the videocard ?

    I recal EAX brand from mid 2000's, it was something about audio stuff, i think games used it.

    Maybe some custom audio caps for the EAX ?

    upd: looks like Chinsan(Elite), but they have little bit diffrent markings
    Last edited by xnRS; 12-01-2022, 12:20 AM.

    Leave a comment:

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