Questions tagged [power-supply]
For questions about devices that automatically supply and/or regulate electrical power for other devices. Do not use this tag for questions about PC power supplies (see the [smps] tag).
44 questions with no upvoted or accepted answers
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Are there any power supplies that can be used with a 2001-era computer?
I have a computer from 2001 whose power supply probably needs to be replaced soon (the fan sometimes makes noises). It is currently using a 10-year old FSP400-60PFN 400 watt PSU. Power supplies from ...
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7
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0
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207
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Non-generic power adapters with barrel connectors with 2.5 mm OD and 0.8 mm ID for Chinese tablets?
A lot of Chinese tablets (and probably some others as well) use a barrel connector instead of microUSB to charge. They all seem to use the standard size of 2.5 mm OD (outside diameter) and 0.8 mm ID (...
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5
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40
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Portable rechargeable battery (power supply) for tablets and phones that will also jumpstart large vehicle engines
I am seeking recommendations for a portable rechargeable battery pack.
Requirements
Reliable
Can safely power tablets and phones (only need 2.1A at once)
Can reliably jumpstart a large vehicle ...
5
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0
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94
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Asus Notebook X53SV -SX178V new Mainboard
I need a new mainbord for my Asus Notebook X53SV-SX178V, because the DC jack is broken and the mainboard is partly cracked.
So I want to order a new mainboard which is called K53SV. There exist ...
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4
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39
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Power supply to power a raw SATA disk (HIGH-QUALITY supply!)
I'm looking for an external power supply to power raw SATA disks. The catch is I want a high quality, well-built supply.
There's plenty of supplies on Amazon, eBay, etc. that convert AC power to a 4-...
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3
votes
0
answers
1k
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How would you power multiple 3.5" hard drives without using an ATX power supply?
The idea is to grab an Intel NUC and plug one of these SATA to M.2 adapters into the M.2 port to connect four 3.5" HDDs as part of a build-your-own NAS project.
The NUC however, cannot power the hard ...
- 131
3
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0
answers
280
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USB-C Hub with PD and DP Alt Mode
I have been looking for a USB C hub that is able to charge via PD whilst at the same time taking the video signal from the port and offering it on a separate USB C port on the hub. However after weeks ...
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3
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0
answers
95
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Which PSU to get for very low power draw?
I'm building a very low power HTPC. I'd like to make it as efficient as possible. The components I've chosen (a low power Atom mobo/CPU, a single SO-DIMM and an SSD) should idle at around 10W if not ...
- 131
3
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0
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44
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Specify Output Voltage of a USB Dongle
I am looking for some device which offers an API to specify the voltage output of an USB port.
So actually I want to give power to some hardware by the USB Port and I want to specify on the PC if I ...
- 31
3
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0
answers
457
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5V, ~3A - 18650 li-ion battery bundle charger/balancer
I have a 15600MAh battery pack that came in one of my devices. Long story short, the controller circuit that charges the batteries was fried in a power outage, but the batteries are still good. I have ...
- 461
2
votes
1
answer
32
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Laptop that is usable without any battery (power via AC)
I am looking to get a new, affordable laptop strictly for writing. Here's the problem: I want one whose battery I can take out immediately and discard; the laptop must be able to function via power ...
- 21
2
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0
answers
27
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USB 3.5" HDD that uses USB-PD (no additional power supply)
I am searching for an external USB-C HDD 3.5" enclosure (for a single disk) that only requires one USB-C cable, no additional power supply.
USB-PD (Power Delivery) allows devices to query ...
- 121
2
votes
0
answers
240
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Raspberry Pi Zero alternative with high-end USB-C OTG PD
Is there any Raspberry Pi Zero alternative that meets the following specs:
At least one USB-C 40gbps OTG PD capable, 60W+ desirable, to be both charged or to charge attached peripheral, supporting ...
- 121
2
votes
2
answers
43
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dual video cards, need recommends for motherboard and psu
I'm finally taking the plunge and getting a new system. For Blender and other modern 3d applications, my old Nvidia 2060 card just isn't cutting it no matter what settings I change. So I'm thinking ...
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2
votes
1
answer
37
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How much wattage power supply is enough?
I currently have a PC that has a Intel i5-6500, Nvidia GTK 1060 3GB, HyperX Fury 8GB. The power supply I have is Corsair VS550w, but it recently broke, and no longer works. So I am currently using a ...
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2
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0
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70
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How to supply jetson tx2 with dji matrice 100 battery?
I want to put my jetson tx2 dev kit on the drone but i don't know how to supply the jetson using drone's battery.
I think i need a dc/dc regulator (converter) cause the jetson require at most 19.6V, ...
- 21
2
votes
0
answers
32
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USB hub with power (and data) control
Many (and fast) USB hubs are available in the market, but most of them do not provide a selective control over their single ports. From the OS, I would like to be able to:
activate and deactivate ...
- 121
2
votes
0
answers
24
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Correct Power Supply Unit?
Okay, so a while ago my Viotek V-1200 power supply unit went out. It makes this electrical buzzing noise when I go to power it on, and I don't have the ability to fix it so I'm looking for a new one. ...
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2
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0
answers
136
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External battery backup for mac mini's AC power cord
I have a mac mini that I am now using as a server, and I need to prevent data corruption in case of blackouts, brownouts, power cuts, etc.
I first wanted to use some battery backup PSU, but my ...
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2
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1
answer
44
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I still have an Xbox 360, but how do I get it working?
We're talking about this because I own one, roughly dating back 10 years ago when I got it for X-mas. It's an S [slim] model, and after many years of disuse (I believe as of 2016, the same year the ...
- 21
1
vote
0
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20
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Power supply for WS2812B
I want to build an Ambilight-like system with WS2812B and some controller.
These are the devices I think about:
WS2812B LED Strip 5 m 60 LEDs/m
https://amzn.eu/d/9Nrg8kc (SP108E WIFI Controller)
What ...
- 111
1
vote
0
answers
19
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Small UPS with network access to support my NUC home server
I have a NUC at home that I want to protect with a UPS. It uses no more than 50W so the UPS does not need to be very big, but as I am often away from home I want to be able to monitor it remotely.
It ...
- 111
1
vote
1
answer
43
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Need Advice For PSU For Windows 98 Gaming Build
I have an old Gateway E-3400 that I am upgrading to be my Windows 98 gaming setup, but I'm afraid the stock PSU won't support all the peripherals I want.
It has an NLX motherboard
Link to motherboard ...
- 111
1
vote
0
answers
129
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Low wattage home server, SoC motherboard
I'd like to upgrade from a 2GB Rpi while keeping the power bill small.
I have my eyes set on a Biostar J4125NHU. When it comes to IO it's got:
M.2 M key PCI-E 2.0 x2 slot
2x SATA III slots
some USB ...
- 11
1
vote
1
answer
140
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Multiple GPUs machine with more than one PSU
Does anyone have experience with using a machine for training Deep Learning models (R-CNNs for semantic segmentation), using multiple GPUs and powering it with more that one PSU? E.g. one PSU for ...
- 111
1
vote
0
answers
705
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How to power 24v noctua fan?
There exists 140mm computer fans: Noctua NF-A14 industrialPPC-24V-3000 IP67 PWM:
They are supposed to be powered from 24V to get full RPM. How in computer system it is supposed to power them with 24 ...
- 111
1
vote
1
answer
56
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I'm looking for the right hub / adapter which can work with my vga to smartphone cable and some other USB devices like mouse and keyboard
I'm using the adapter that you see below to attach a VGA monitor to my smartphone and I see on the monitor what I see on my smartphone (samsung note 3) :
now,what I want to do is to find the working ...
- 151
1
vote
0
answers
17
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USB 3.1 splitter Type C (male) to 2x Type A (male)
Because the default power of USB 3.1 is at max. 4,5 Watt I thought I could use a splitter or Y cable for that. The idea is that one USB-A male connector transfers the data (10 Gbit) and power and the ...
- 111
1
vote
0
answers
138
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Connecting 8pin/6+8pin RTX 2060 to 2x6+2 pin Chieftec CTG-750C?
I see that the Nvidia RTX 2060 comes with 8pin or 6+8pin power ports, but my power supply, Chieftec CTG-750C, only has 2x6+2 pin power ports.
Which RTX 2060 should I buy so I can connect it to my ...
- 111
1
vote
0
answers
23
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10 watt wireless charging receiver for phone
I want to add wireless charging to my USB-C phone.
I have found many 5 watt Qi charging receivers online, like these, but no faster ones.
5 watt is way too slow compared to my usual wired fast ...
- 111
1
vote
0
answers
19
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Recommended PSU for a 6 card mining rig?
As the question suggests...
Some background info first....
I'm looking at building quite a few mining rigs that can mine a wide variety of coins. Each rig is going to have 6 GPUs each, and are going ...
- 193
1
vote
0
answers
36
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Is there a two-computer, multiple-port USB or KVM switch with *individual buttons* for each USB device?
I operate a two-computer setup with multiple displays and a plethora of USB devices. I have a pretty excellent KVM switch, that I'm generally very happy with; but I often need to switch the keyboard/...
- 212
1
vote
0
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31
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Graphics card and Power supply for architecture and 3d Modeling
I have a friend who is an architect and now is looking to build 3d models.
He needs a new pc for fast 3d rendering and architecture related work.
Here is a list of components that I recommended.
...
- 111
1
vote
0
answers
19
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Micro-usb splitter?
I'm currently building a Qi-compatible receiver for my Raspberry Pi 3, but I still want it to have a port for a regular power supply. Is there any "splitter" out there that plugs into the micro-usb ...
- 121
1
vote
0
answers
203
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Which of these (Antec vs Seasonic) PSU's should I go for
So, I'm looking to buy a new PSU. After much research and a few other questions on this forum, I've come up with this shortlist of PSUs.
http://amzn.in/akQKpXE
The PSUs in the list are as follows
...
- 121
1
vote
0
answers
60
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A long-distance wireless charging product
Currently if you try to buy a "wireless charging" product to charge your phone, you'll mostly come across products based on the Wireless Power Consortium's Qi. These products involve placing your ...
1
vote
0
answers
34
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Good alternative to original Dell Latitude E5400 battery (India)
I'm looking to buy a new battery online for my Dell Latitude E5400 laptop. I don't want to spend on an original one because it is ridiculously expensive and I especially don't want to spend that much ...
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0
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1
answer
31
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Can I charge HP Pavilion - 15-cs3001ne with a Type-C plugin. Type-C to PIN converter
I have an HP Pavilion - 15-cs3001ne. Based on the product description @ https://support.hp.com/sk-en/document/c06522293 the type-C, what I have is only Type-C™ (Data Transfer Only, 5 Gb/s signaling ...
0
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1
answer
66
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A new just out of the box Corsair RM1000e PSU makes a high pitch noise. Should I return it?
You can hear the noise in this video. I think this is called coil whine, and it's to be expected with high-power PSUs. But this one is marketed as low noise so I don't know whether I should return it. ...
0
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1
answer
26
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Is the power supply Modelo: MPW-3001-ACAAN1 compatible with this graphic card, rx580 8gb 2048sp gddr5 256bit pci express 3.0 × 16 8pin radeon
I only play about 6 hours per week. I am very inclined to buy this generic graphic card so I can play more recent games.
graphic card
rx 580
power supply
https://www.coolermaster.com/br/pt-br/catalog/...
- 111
0
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0
answers
23
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Modded PC CPU upgrade - will the power supply manage?
I have a motherboard FOXCONN H61 with a Celeron CPU.
I'd like to upgrade the CPU to possibly a i7-2600 or a i7-3770 (looking for used/renewed ones).
Now here's the thing: I power the motherboard with ...
0
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0
answers
39
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Turning my ATX computer to a mini-ITX computer
Four years ago, I built a computer. Currently, I want to transfer the parts to a mini-ITX case and motherboard. I also need support for a SATA SSD
Under 200 dollars. I would prefer to spend less ...
- 1
0
votes
0
answers
207
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Running a Mini-ITX Computer with a picoPSU-80 from a power bank possible?
To begin, this is related to a project I wanted to do after getting some free hardware from someone. I would like to be able to run this computer from a power bank if possible, although I'm not too ...
-2
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2
answers
77
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doubts about power supply wattage on my future build
I'm building a new pc for a personal cloud server and I was thinking about buying the following:
Motherboard: MSI AM1I
CPU: AMD Athlon 5350
Ram: HyperX Fury Blue DDR3 1600MHz PC3-12800 4GB
One sata ...
- 17