MFU0805FF00500P500 Allicdata Electronics
Allicdata Part #:

MFU0805FF00500P500-ND

Manufacturer Part#:

MFU0805FF00500P500

Price: $ 0.13
Product Category:

Circuit Protection

Manufacturer: Vishay Beyschlag
Short Description: FUSE BOARD MNT 500MA 32VDC 0805
More Detail: N/A
DataSheet: MFU0805FF00500P500 datasheetMFU0805FF00500P500 Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
5000 +: $ 0.11057
Stock 1000Can Ship Immediately
$ 0.13
Specifications
Package / Case: 0805 (2012 Metric)
DC Cold Resistance: 0.57 Ohms
Size / Dimension: 0.079" L x 0.049" W x 0.018" H (2.00mm x 1.25mm x 0.45mm)
Color: --
Operating Temperature: -55°C ~ 125°C
Approvals: UL
Melting I²t: 0.0009
Breaking Capacity @ Rated Voltage: 50A
Mounting Type: Surface Mount
Series: MFU
Response Time: Fast
Voltage Rating - DC: 32V
Current Rating: 500mA
Fuse Type: Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL): --
Part Status: Active
Lead Free Status / RoHS Status: --
Packaging: Tape & Reel (TR) 
Description

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Fuses

Fuses, also known as overload protection devices, have been around for centuries. They have been used to protect electrical circuits and equipment from damage. Fuses are often employed to protect a circuit from a large increase in current, or to isolate and protect a certain appliance from the line. A fuse is a simple device that contains a metal wire or a strip that melts when an overload of electrical current passes through it. The fuse passes the electricity through the wire until the current overloads the fuse, causing it to melt and disconnect the electricity.

MFU0805FF00500P500 is one type of the fuse manufactured by Accel, it is mainly designed for PCB applications in high speed computer systems and telecommunications equipment.

MFU0805FF00500P500 Application Field and Working Principle

The MFU0805FF00500P500 has a working voltage of 500Vac and maximum current of 0.3A that makes it perfect for protecting electronic circuits against an overload of current and short circuit. Due to its small form factor, it is often used in many types of PCB applications and other high-speed computer systems. As such, it can also be used to protect sensitive electronic components from over-voltage or over-current, ensuring the long-term service life of the component.

This type of small size fuse has a similar working principle to its bigger counterparts. It consists of a metal wire or strip which has a narrow section in the middle. When the current passes through this section, it heats up due to the resistance, causing it to melt if the current overloads the fuse. This disconnects the circuit and prevents it from further damage.

The MFU0805FF00500P500 has a time-delay which allows it to handle the short-term overload until it trips. This is because it has a higher maximum current than the current rating of the circuit it is protecting. The time-delay feature also reduces the risk of nuisance tripping by allowing time for the circuits to stabilize during normal operations.

Advantages

The main advantages of MFU0805FF00500P500 fuse are its small size and the built-in time-delay feature. Due to its small form factor, it can be fitted into many PCB applications where bigger sized fuses cannot fit in. The time-delay feature also helps to prevent nuisance tripping that can otherwise disrupt normal operation.

Being made of a metal strip or wire, these fuses also provide a high degree of safety. They reduce the risk of fire as they disconnect the circuit when it is overloaded. As such, they are the best choice when it comes to protection of sensitive electronic components from over-voltage or over-current.

Disadvantages

The main disadvantage of MFU0805FF00500P500 fuse is its limited current rating. It can only handle up to 0.3A. In comparison, bigger sized fuses offer a wider range of current ratings, making them a better choice for complex applications.

Another drawback of this type of fuse is its inability to contain surges. They can only protect against electric current overload, so any type of surge protection must be provided separately.

Conclusion

MFU0805FF00500P500 is a small size fuse that provides protection for electronic circuits and components from over-current and short-circuits. It offers a number of advantages, such as small size, time-delay feature, and high degree of safety. However, it has a limited current rating and can’t contain surges. Therefore, it is best suited for low-current applications such as PCB applications and other high-speed computer systems.

The specific data is subject to PDF, and the above content is for reference

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