Comments for Power Supply Circuits https://powersupply33.com/ PSU, Battery Charger, Inverter Tue, 30 Jan 2024 21:56:36 +0000 hourly 1 Comment on Contact Us by Chip https://powersupply33.com/contact-us#comment-39949 Tue, 30 Jan 2024 21:56:36 +0000 http://powersupply33.com/?page_id=2168#comment-39949 By putting 3 LM317s in parallel would it be possible to get a different voltage from each one by adding the proper r1 and r2 resisters?

]]> Comment on 60 W Switching power supply by mr https://powersupply33.com/60-watt-switching-power-supply.html/60-w-switching-power-supply#comment-39499 Tue, 16 May 2023 11:00:10 +0000 http://powersupply33.com/wp-content/uploads/2011/07/60-W-Switching-power-supply.jpg#comment-39499 Hi
You specified the type of transformer and part number and Put an optocoupler between the output of the IC and the MOSFET to isolate it

]]> Comment on Single Output Power Supply 12V / 5A based on LM338 by Mahesh bari https://powersupply33.com/single-output-power-supply-12-v-5a-based-on-an-lm338.html#comment-39021 Sat, 15 Oct 2016 16:19:29 +0000 http://powersupply33.com/?p=1276#comment-39021 I want to build 12v 5A and 12v 10A smps for CCTV purpose which is having 4,8,16 outputs.can you help?

]]> Comment on 15 Ampere Adjustable Power Supply by Richard Fletcher https://powersupply33.com/15-ampere-adjustable-power-supply.html#comment-38908 Sat, 13 Aug 2016 23:00:27 +0000 http://powersupply33.com/?p=1793#comment-38908 Can anyone email me what I am doing wrong the multi metre shows 19.9v down to 4.6v but no current to run 6v 1.2a fan?? Richardfletcher128@yahoo.co.uk

]]> Comment on 15 Ampere Adjustable Power Supply by Richard Fletcher https://powersupply33.com/15-ampere-adjustable-power-supply.html#comment-38907 Sat, 13 Aug 2016 22:51:20 +0000 http://powersupply33.com/?p=1793#comment-38907 I have built this and it do not work . I checked it all over took it all apart ro done it still not working can you describe the diagram better with emitter collector and base I dont know why it not working I tried them the other way around still not working ????

]]> Comment on Simple Symmetrical Power supply +25v -25v by 200 Watt High Quality Audio Amplifier - Schematic Design https://powersupply33.com/simple-symmetrical-power-supply-25v-25v.html#comment-38863 Tue, 09 Aug 2016 04:17:09 +0000 http://powersupply33.com/?p=1893#comment-38863 […] use dual polarity power supply to work, then you may use this power supply to supply the circuit. Use 5A transformer with center tap output, change the diode with bridge […]

]]> Comment on 5V Transformerless DC Power Supply from 220V with LM2575 by sma https://powersupply33.com/transformerless-power-supply-from-220v-with-lm2575.html#comment-38788 Fri, 22 Jul 2016 09:27:12 +0000 http://powersupply33.com/?p=539#comment-38788 hi
can i use irf740 or irf740b?

]]> Comment on 12v to 24v converter by wave https://powersupply33.com/12v-to-24v-converter.html#comment-38750 Wed, 08 Jun 2016 07:04:43 +0000 http://powersupply33.com/?p=1837#comment-38750 In reply to Jan.

Yeah right. What does he mean by this?. “The coil must be wound on a ferrite core in the form of 1 and consists of 100 turns of wire 1mm section”?

]]> Comment on 5000VDC Output from 230 VAC Input, with Diode Voltage Multiplier / Capacitor by kiran https://powersupply33.com/5000-vdc-output-from-230-vac-input-with-diode-voltage-multiplier-capacitor.html#comment-38306 Sun, 24 Jan 2016 07:41:01 +0000 http://powersupply33.com/?p=1328#comment-38306 how to select the capacitor to get the output voltage of 5kv from 230v ac

]]> Comment on 5000VDC Output from 230 VAC Input, with Diode Voltage Multiplier / Capacitor by nikita gadekar https://powersupply33.com/5000-vdc-output-from-230-vac-input-with-diode-voltage-multiplier-capacitor.html#comment-38299 Sat, 23 Jan 2016 07:59:30 +0000 http://powersupply33.com/?p=1328#comment-38299 please , tell us something about how the voltage is added up in voltage multiplier…????/

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