Types of computer power supply pdf

The power supply unit is mounted just inside the back of the case. Converters belong to the category of switched mode power supplies smps. A good power supply must be cost effective putting in mind the cost of operation. All components in a computer system can only function when there is power. Internal supply could also assist in converting power supply in the desired form.

The main power conversion stage for this type of sup ply is usually a single or. The power supply circuit in any electrical and electronic circuit plays a vital role to give the power to the entire circuit. Types of switch mode power supply smps and its applications. The different circuits require various kinds of power at different ranges and characteristics. This is all about different types of power supplies which include linear power supplies, switching mode power supply, uninterrupted power supply. For a laptop, you need to be highly cautious because a little disturbance in power could dump your laptop. So, the power is changed into the required form by adopting different power converters. Application manual power supply units applications for.

Power supply design guide for desktop platform form factors intel. You cannot get a power supply which will work on both consoles, therefore you will need to buy whatever power supply your console needs. Pdf on jan 1, 2002, bernard aebischer and others published energy efficiency of. The power supply the power supply at and atx are the two types of power supplies that can be installed in any pc the atx form factor motherboard, with its unique atx power supply, dominates todays systems all power supplies share a number of common features such as the power connection, motherboard power, power. Variable ac supply, linear regulated unregulated supplies, smps and ups.

The various types of voltage regulators, used in linear power supplies lps, fall in the category of dissipative regulator, as they have a voltage control element usually transistor or zener diode which dissipates power equal to the voltage difference between an unregulated input. Classification of power supply and its different types. An smps power supply or computer power supply is one type of power supply that includes a switching regulator for converting electrical power powerfully. A power supply unit or psu converts mains ac to lowvoltage regulated dc power for the.

Fuses should be slowblowtype or equivalent to prevent nuisance trips. For armature hobbyist, they will hack the computer desktop power supply. Ratings for power supply output voltages are nominal or approximate values, and. Three types of silicon diode rectifier circuit may be. Asked in computer hardware what are the 3 types of power.

If you follow the computer s power cable, youll find that it attaches to the back of the power supply. What is a power supply and types of power supply for. Pdf energy efficiency of computer power supplies researchgate. Direct current dc current that travels in only one direction the type of electricity provided by batteries. Its the backside thats usually the only portion of the power supply that most people will ever see. The different types of power supplies are classified as follows. Power supply block diagram classification of power supply and its different types. Electricity and power supplies amy hissomdaugherty.

Sharing of power with the help of types of computer power supplies is a mandatory thing. The below table tells the basic types of power supplies for following conditions. Generally there are two type of atx power supply, the older come only with 20 pin. Figure 2 overview of power supply types the various power supply types are explained below in more detail. This particular supply is also programmable via a computer, which leads us to the next type of supply. Here we will discuss different types of power supplies which have existed in the market world. In case of power supplies, this means that no electric connection exists between the input side and the output side. The efficiency of computer power supply units operated at least 20% of their nominal.