The Dell Inspiron 540s, 546s, 560s, 570s, 580s, and 620s desktop computers use a 250W TFX0220D5WA power supply unit (PSU). This PSU is a Switched Mode Power Supply (SMPS) that converts the AC power from the mains into DC power that is suitable for use by the computer’s components.
The TFX0220D5WA is a TFX (Thin Form Factor) PSU, which is a compact design that is often used in small form factor desktop computers. It measures 3.25 inches in height, 2.5 inches in width, and 7.25 inches in length. It has a single 12V rail and provides a maximum output of 250W.
This power supply unit has a standard 24-pin ATX connector that connects to the motherboard and provides power to the CPU, memory, and other components. It also has a 4-pin ATX12V connector that provides additional power to the CPU.
The TFX0220D5WA has a number of other connectors that provide power to other components such as hard drives, optical drives, and graphics cards. These connectors include SATA power connectors, Molex connectors, and PCIe connectors.
Overall, the TFX0220D5WA is a reliable and efficient power supply unit that is designed to provide power to the Dell Inspiron 540s, 546s, 560s, 570s, 580s, and 620s desktop computers. It is important to note that when replacing a power supply unit, it is crucial to ensure that the replacement unit is compatible with the specific make and model of the computer.
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