How important is power supply for PC? Power supply is one of the most important components in a computer. When it’s not functioning properly, you might be faced with sluggishness, even random shutdowns, as well as annoying issues such as power-hungry programs that refuse to go away. However, there are many other ways that a computer can shut down and cause inconvenience for its user. A non-working power supply can make your computer inaccessible to use until you fix the problem. In this blog, we also have an article about practical power supply home office host enclosure that you might want to read about it.
A power supply unit converts mains AC to low-voltage regulated DC power for the internal components of a computer. Modern personal computers universally use switched-mode power supplies.
What is power supply
Power supply or simply PSU is the electrical connection between a power supply and the computer motherboard. It is an essential part of the computer. There are two types of PSU, passive and active. The main difference between them is that active PSUs have some electronic components inside. They convert mains electricity into DC voltage and deliver it to the CPU, memory modules, hard disk, graphics card, etc.
Passive PSUs do not contain any electronic components except rectifiers, capacitors, inductors, transformers and resistors. Since they don’t need energy converters, passive PSUs can be smaller than active ones. Also, they are cheaper. There are different requirements for PC’s internal power supplies. Some of them are: high efficiency, low noise, low ripple, small size, high current output capacity, good regulation stability, low price, long lifetime and so on.
A power supply is the hardware component that provides electricity to power computers and other devices.”
Vangie Beal, author from webopedia.com
How Important Is Power Supply For PC
A Power Supply Unit Is a Critical Component of a Computer’s Infrastructure. When we switch on a light, open a faucet, or stroll along a beautifully paved street, we seldom consider the magnificent infrastructure that enables all of this. However, if nobody took the time to consider it, things would not be as amazing.
It’s the same while constructing a computer. We get fixated on the number of cores in a CPU or the number of computing units in a GPU. However, we seldom consider the power supply unit (PSU), which supplies electricity to the rest of your computer’s components.
Of course, you do not need to bother too much about your power source. However, if you ignore the PSU entirely, there’s a strong chance you’ll worry about it a lot until it begins to cause difficulties.
If your computer does not get enough power or if the power supply fails, a variety of problems might occur. When energy consumption exceeds capacity, your system may fail to start, the whole system may become unstable, or it may just shut down. Additionally, there is a possibility that more costly components may be damaged as a result of the instability.
Benefits of power supply for PC
As a PC user, you must be quite familiar with power supply for PC. When your computer is connected to the electricity source, it starts to work and provide you access to internet. You can surf the web, play games or listen to music. The only thing that you need is a good quality power supply for PC that can supply enough electricity to run all the functions of your PC smoothly and efficiently. So, what are the benefits of using a power supply for PC? Here are some of them.
1) Protects Your Computer from Electrical Damage
Your PC needs electricity to run properly. If there is no power supply, then the electricity will go directly to the PC’s motherboard. This causes damage to the motherboard and other electronics inside the computer. In addition, if the power supply has gone out of order, your PC may get damaged when powered by AC adapter instead of the original PSU. The first benefit of using a power supply is protecting your computer from electrical damages.
2) Ensures Good Performance of Your Computer
A working power supply ensures smooth performance of your computer, especially in those times when the computer fails to start up. However, if you use a faulty power supply, the performance of your computer may slow down or even crash. A bad power supply may cause overheating of certain parts such as fans, heat sinks or electronic chips; this could lead to premature failure of these parts. In addition, a defective power supply may affect negatively the lifespan of the whole system.
3) Improves the Reliability of Your System
Using a reliable power supply improves the reliability of your computer. A faulty power supply would cause system error. Moreover, it also affects the life span of the entire system. When using a poor-quality or cheap power supply, you should expect frequent problems such as overheating, crashes, etc. Thus, using a high quality power supply helps you avoid such situation. As a result, you can enjoy longer service life of your computer.
4) Provides Higher Efficiency
A powerful PSU provides more efficient operation of your PC. Even though a power supply might be very expensive initially, it usually saves you money over time because it reduces the number of repairs needed due to overheated components. With the advent of higher performance computers, there are more and more demands on power supplies that require higher voltages and larger currents. To meet this demand, most manufacturers offer their customers multiple options to choose from. These include standard power supplies , mid-range power supplies , high-end power supplies .