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MERSEN FUSE 250V FC 8A. 5X20 AL MI5FCP25V8
Mersen A205045 MI5FCP25V8 fast-acting semiconductor miniature fuse rated at 8 A and 250 V AC, featuring a 5 x 20 mm ceramic body and axial leads for PCB mounting.
£1.14
Why Choose the Mersen A205045 MI5FCP25V8 Miniature Fuse?
The Mersen A205045 MI5FCP25V8 is a compact 8 A fast-acting semiconductor miniature fuse designed to protect sensitive electronic components and control circuits against damaging overcurrents and short circuits. Part of Mersen’s MI5FC 250 V fuse series, it combines rapid fault interruption with a space-saving 5 × 20 mm ceramic fuse body.
Its fast-acting FC characteristic responds quickly to excessive current, helping limit the thermal energy transferred to semiconductor devices and other vulnerable electronic components. This makes the fuse suitable for power supplies, control boards, converters and industrial electronic equipment where reliable high-speed protection is required.
Rated at 8 A and 250 V AC, the Mersen A205045 is supplied with axial leads for direct soldering onto printed circuit boards or connection to compatible electrical assemblies. Its ceramic body and high interrupting capability provide dependable performance in compact electronic and industrial applications.
Key Advantages
- Fast-acting semiconductor miniature fuse for sensitive electronic circuits.
- 8 A rated current for industrial and electronic equipment.
- 250 V AC rated voltage.
- Compact 5 × 20 mm fuse body.
- Axial leads allow direct soldering onto printed circuit boards.
- High-speed operation helps reduce damaging fault energy.
Key Features
- Mersen MI5FC semiconductor miniature fuse series.
- 8 A rated current.
- 250 V AC rated voltage.
- Fast-acting FC operating characteristic.
- Standard 5 × 20 mm ceramic fuse body.
- Axial lead mounting for direct PCB installation.
- Soldered terminal connection.
- Designed for semiconductor and sensitive electronic protection.
Fast Protection for Sensitive Electronic Components
Semiconductor devices and electronic circuits can be damaged by short-duration overcurrents that create excessive thermal stress. The Mersen A205045 is designed to interrupt fault current quickly, helping reduce the energy passed through to protected components and supporting longer equipment service life.
The integrated axial leads allow the fuse to be soldered directly onto a printed circuit board, eliminating the need for a separate fuse holder in suitable applications. This provides a compact and secure installation solution for OEM electronic equipment and industrial control assemblies.
Typical Applications
- Printed circuit board protection.
- Semiconductor device protection.
- Industrial electronic power supplies.
- Converters and rectifier circuits.
- Automation and control equipment.
- OEM electronic and electrical assemblies.
Technical Specifications
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| Current | 8 A | |
|---|---|---|
| Voltage | 250 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature, Semiconductor | |
| Fuse Size | 5x20 mm | |
| Fuse Class | Fast acting | |
| Manufacturer | Mersen | |
| Series | MI5FC 250 V AL | |
| Model | MI5FCP25V8 | |
| Manufacturer part number | A205045 | |
| Product type | Semiconductor miniature fuse | |
| Rated current | 8 A | |
| Rated voltage | 250 V AC | |
| Current type | AC | |
| Operating characteristic | Fast acting FC | |
| Fuse body size | 5 × 20 mm | |
| Product diameter | 5.5 mm | |
| Overall product length | 76 mm | |
| Minimum breaking capacity | 1.5 kA | |
| Clearing I²t at rated voltage | 130 A²s | |
| Melting I²t | 72 A²s | |
| Mounting type | Axial leads | |
| Connection type | Soldered connection | |
| Body material | Ceramic | |
| Approximate product weight | 0.0015 kg | |
| EAN | 3605340185232 | |
| Compliance | RoHS compliant |
Frequently Asked Questions
What is the Mersen A205045 used for?
The Mersen A205045 is used to protect sensitive semiconductor devices, printed circuit boards and electronic equipment against overcurrents and short circuits.
What is the current rating of the Mersen A205045?
The fuse has a rated current of 8 A.
What voltage is this miniature fuse rated for?
The Mersen A205045 is rated for operation at up to 250 V AC.
How is the Mersen A205045 installed?
The fuse has axial wire leads that allow it to be soldered directly onto a printed circuit board or connected to a compatible electrical assembly.
What does the FC characteristic mean?
The FC characteristic identifies the fuse as a fast-acting device designed to interrupt excessive current rapidly and protect sensitive electronic components.
Trusted by Electronics and Automation Professionals
Mersen semiconductor miniature fuses are trusted by equipment manufacturers, electronics engineers and maintenance professionals for rapid fault interruption and dependable protection of sensitive electronic components.
