Difference between Regulated and Unregulated Power Supplies in Laptop Desktop Power Adapter

1. Difference between Regulated and Unregulated Power Supplies in Laptop Desktop Power Adapter In a general sense, a power supply is any device that supplies energy to an electrical circuit. Taken this away, batteries are power suppliers for flashlights and power plants are power supplies for the electrical grid. Similarly, laptop desktop power adapter supplies power to the computers. But that’s not usually what we have in mind when we talk about laptop desktop power supplies. Usually, we use power supply to indicate a circuit or a device that adapts available power to the specific needs of one device or set of similar devices. In most of the settings, the available power, or input power, is AC, and the output power is DC. The laptop desktop power adapter is converting AC supply into DC power supply because these electronic devices are running on DC power supply units in general.

2. Regulated Power Supplies in Laptop Desktop Power Adapter Regulated power supplies have voltage regulators on their output. The regulator ensures the output voltage will always stay at the rated value of the power supply, regardless of the current that the device is consuming. This works as long as the device is not drawing more than the rated current of the power supply. In fancy electrical terms, a regulated power supply in laptop desktop power adapter provides a constant output voltage, independent of the output current. A regulated power supply with multiple regulators can offer multiple output voltages for operating different devices.

3. Unregulated Power Supplies in Laptop Desktop Power Adapter The voltage of an unregulated power supply is not regulated. Unregulated power supplies are designed to produce a certain voltage at a particular current. That is to use the fancy electrical terms again, unregulated power supplies in laptop desktop power adapter provide a constant amount of power. The output voltage will decrease as the output current increases, and vice versa; thus, an unregulated power supply in laptop desktop power adapter should always be matched as closely as possible to the voltage and current requirements of the device it is powering. Unregulated power supplies by their nature don’t produce a clean voltage. Without a regulator to stabilize the output voltage, any change in input voltage will be reflected on the output voltage.

4. So which is the better choice? It depends on your needs. Unregulated laptop desktop power adapter for power supply are less expensive but can only supply power as clean as the available input power. If you are powering equipment with sensitive electronics like laptops, clean power is an absolute requirement. If you need a laptop desktop power adapter for power supply that can offer multiple DC output voltages, then one regulated power supply with multiple outputs will be a better option than multiple supplies with single outputs. Get in touch with us at power-supply.tw if you have any questions about the laptop desktop power adapter. Looking for quality laptop desktop power adapter to buy, we still can help. Visit our website www.power-supply.tw and your half of problems will be solved.

5. Contact Details • E-STAR POWER DEVELOPMENT CO., LTD. • E-SHIN POWER INTERNATIONAL CO., LTD. • 1F., No.40, Juren Ln., Sec. 2, Sanmin Rd., Banciao Dist., • New Taipei City 22069, Taiwan • Phone: 886-2-2957 5580 • Email: service@power-supply.tw • Website: www.power-supply.tw

6. http://www.power-supply.tw/