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Laboratory power supply 0-30V 0-10A

gevv 
Hello,

Tried the 0-30v 0-10a power supply circuit works fine, sprint layout drawings on PCB and gerber files. velleman k7200 new printed circuit board control card Single layer PCB 91.6X72.2mm

This laboratory power supply will undoubtedly be a valuable device for both a professional electronics engineer and an amateur.

PARAMETERS:
- continuously adjustable output voltage from 0 to 30V;
- output current limitation adjustable from 0 to 10A;
- current limited signaling by means of a LED diode;
- output current: 8A continuous, 10A peak;
- maximum ripple 0.5mVsk;
- short circuit protection;







Download: https://bit.ly/3j7xTvY

About Author
gevv
gevv wrote 111 posts with rating 507 . Live in city istanbul. Been with us since 2007 year.

Comments

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damian1115 18 Aug 2020 12:47

It is a pity that you did not describe this power supply, at least a little in your own words. Write something about him. [Read more]

Freddy 18 Aug 2020 14:19

@gevv What's yours here, because apart from the first sentence, everything comes from the source page. You may be the author of it, but nothing seems to indicate it yet. [Read more]

gevv 18 Aug 2020 15:54

Hello, Excuse me. What category is suitable for sharing? [Read more]

Slawek K. 18 Aug 2020 15:57

My friend is from Turkey, so it is difficult for him to write in Polish. Greetings [Read more]

Freddy 18 Aug 2020 17:17

It may be this, but only after you complete the description - it must be more precise, not just one sentence. Show schematic and PCB. If you have a problem with writing in Polish, write a description... [Read more]

gevv 18 Aug 2020 17:38

Hello, Corrected. Thanks. [Read more]

398216 Usunięty 18 Aug 2020 18:02

Since the "laboratory power supply" should (?) Have a housing, current and voltage meters? As it stands it is just an idea for a power supply. In addition, I miss the oscillograms of the output voltage... [Read more]

Anonymous 18 Aug 2020 19:16

Plusik for originality and complete documentation. The housing depends on the transformer and heat sink you have. I do not believe in the 0.5mV ripple at the output. [Read more]

Freddy 19 Aug 2020 06:44

@gevv Thanks for the correction - greetings and congratulations on the nice design. [Read more]

gevv 22 Aug 2020 15:51

Hello, File updated, motherboard and DC 100X100mm PCB connection https://obrazki.elektroda.pl/4302232700_1599331616.png [Read more]

Anonymous 26 Aug 2020 20:10

Stabilizer 723 does not cause problems? The system is resistant to voltage applied to the output? This happens, for example, when a battery is connected to the switched off power supply. [Read more]

321Tobiasz123 30 Aug 2020 20:03

Cool design. What is the approximate cost of parts for the construction of such a power supply? [Read more]

Gismot 01 Sep 2020 20:04

The filtration in the power supply is very poor, the 10mF capacitor will not live for too long, because you exceed its operating current (it will simply boil). [Read more]

Freddy 02 Sep 2020 07:04

Where do you see a 10mF capacitor because I can't find it? [Read more]

CodeBoy 02 Sep 2020 08:28

In the video 0:41 the question is whether only for testing or ultimately. [Read more]

Anonymous 02 Sep 2020 08:44

C11 and C12 in the diagram, on pcb you can see in # 11 that he has a lot of space for them. Let's face it, if someone actually uses a solid hit and will constantly charge 5A or more, it needs to... [Read more]

Freddy 02 Sep 2020 12:04

Well, it's 2x4700uF, not a 10mF capacitor, and that's the difference. I am curious about the justification of this current of work. Are you not exaggerating with these capacities? [Read more]

398216 Usunięty 02 Sep 2020 13:40

I must admit that I would also like to learn something new ... How would the operation with 100Hz supercharging "boil" a capacitor? I would not like to be smart, but does it not depend (probably about... [Read more]

worlinx 04 Sep 2020 12:37

As for me: 1. 2x15v on a hit is not enough for a 0-30v 10A power supply 2. 2x4m7 in filtration - too little, but see point one 3. it is not feasible to achieve the range of 0V and 0mA without supporting... [Read more]