• Recent Forum Posts

    Rookiex

    SMPS with PFC

    ordered 2kva pcbs

    Rookiex Yesterday, 12:43 PM Go to last post
    rinchz

    SMPS with PFC

    hi there sir how was your order is it the 2KVA you have ordered? or do you have gerber files of 4KVA also?

    thanks

    rinchz 09-19-2019, 08:54 AM Go to last post
    NANO

    Simple amp 300w


    There is the scheme and pcb

    NANO 09-19-2019, 02:56 AM Go to last post
    Silvio

    SMPS with PFC

    Hi Res, I was taught that Power factor is not measured by the watt meter when I was getting my A electrical licence. But still the extra current drawn

    Silvio 09-17-2019, 10:49 PM Go to last post
    res_smps

    SMPS with PFC

    Dear Silvio,

    First I clarify my statement above that I do not need (interested) the PFC applies to me personally, not in general.

    res_smps 09-17-2019, 12:11 PM Go to last post
    Silvio

    SMPS with PFC

    @ Res,
    Yes it could be that input capacitance can be smaller and it is also true that there is another high frequency noise source. This chap

    Silvio 09-17-2019, 05:09 AM Go to last post
    Silvio

    SMPS with PFC

    @ Res,
    Yes it could be that input capacitance can be smaller and it is also true that there is another high frequency noise source. This chap

    Silvio 09-17-2019, 05:07 AM Go to last post
    res_smps

    SMPS with PFC

    Sorry Silvio,
    With the presence of PFC, capacitor requirements can be smaller, I attach an excel file for PFC calculations (I downloaded from onsemi

    res_smps 09-16-2019, 02:26 PM Go to last post
    Silvio

    SMPS with PFC

    @ Rinchz,

    Regarding the PCB you can design your own if you want and make one in single sided version. Take care of the spacing between traces

    Silvio 09-16-2019, 12:31 PM Go to last post
    rinchz

    HB PFC's

    hi sir i have learned a lo from you since, thank you very much
    i have seen these SMPS schema a little long time and i am interested in doing so,

    rinchz 09-16-2019, 04:03 AM Go to last post
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  • Recent Activity Widget

    Silvio

    1000w smps based on LUDO3232

    Thread Starter: Silvio

    Hi fellas, I am building a smps based on Ludo 3232 but with a different arrangement. I would like to take some comments about the arrangement of the...

    Last Post By: mituadas 09-09-2019, 03:42 PM Go to last post
    res_smps

    Resonant SMPS using L6599

    Thread Starter: res_smps

    Dear friends, I want to share my experience of making renonant smps using the L6599 chip. Please check the following pdf file , apologize if...

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    Rookiex

    SMPS with PFC

    Thread Starter: Rookiex

    https://www.youtube.com/watch?v=WKIbWAQ3-NI&feature=player_embedded&fbclid=IwAR143j5fEtZ0lVbPvy1cxARg0yrtNDngCbAxts0yCRyCO8ZPHE1bKTfSbrY Thanks...

    Last Post By: Rookiex Yesterday, 12:43 PM Go to last post
    sameerx1

    Simple amp 300w

    Thread Starter: sameerx1

    300W Micron Amplifier by IC LM741 NICE SOUND warm regards Sameerx1

    Last Post By: NANO 09-19-2019, 02:56 AM Go to last post
    res_smps

    RF power resistor for SMPS dummy load test

    Thread Starter: res_smps

    We know that there are several methods for testing SMPS. In this post I want to ask, has anyone ever used an RF dummy load power resistor? I can...

    Last Post By: res_smps 09-09-2019, 04:43 AM Go to last post
    scarface

    High Power SMPS with MCU

    Thread Starter: scarface

    Hi, I'm new here and just found this forum about 2 weeks ago with lot of great threads about how to build custom SMPS. I'm currently developing an...

    Last Post By: scarface 09-09-2019, 05:58 PM Go to last post