Why Choose the Mersen B208220 Semiconductor Miniature Fuse?
The Mersen B208220, catalogue number MI6FAP69V0.4, is a high-speed 6.3 × 32 mm semiconductor miniature fuse designed to provide rapid protection for sensitive electronic components and semiconductor devices. As part of Mersen's FA 690 V miniature fuse series, it delivers extremely fast fault interruption and a high breaking capacity for demanding industrial and electronic applications.
Featuring a 0.4 A current rating and a 690 V AC rated voltage, the B208220 is engineered to minimise damage caused by overloads and short circuits. Its very fast-acting FA characteristic makes it particularly suitable for protecting power electronics, converters, inverters and other semiconductor-based equipment.
The fuse incorporates axial leads for direct PCB mounting or integration into compact electronic assemblies. Its ceramic construction, compact dimensions and dependable performance make it an excellent choice for industrial automation, instrumentation and OEM electronic equipment.
Key Advantages
- High-speed 6.3 × 32 mm semiconductor miniature fuse.
- 0.4 A current rating for precise circuit protection.
- 690 V AC rated voltage for demanding industrial applications.
- Very fast FA operating characteristic for semiconductor protection.
- Axial lead construction for direct PCB mounting.
- Very high breaking capacity for enhanced equipment protection.
Key Features
- Mersen FA 690 V miniature fuse series.
- Catalogue number: MI6FAP69V0.4.
- 0.4 A rated current.
- 690 V AC rated voltage.
- Very fast-acting FA characteristic.
- 6.3 × 32 mm ceramic fuse body.
- Axial lead mounting.
- RoHS compliant.
Reliable Protection for Sensitive Electronic Equipment
Semiconductor fuses are designed to interrupt fault currents before sensitive electronic components suffer damage. The Mersen B208220 combines a very fast operating characteristic with a very high breaking capacity, making it ideal for protecting semiconductor devices, converters, inverters and precision electronic assemblies.
Its compact ceramic construction and axial lead design enable straightforward integration into printed circuit boards and electronic equipment while providing dependable protection in demanding industrial environments.
Typical Applications
- Semiconductor protection circuits.
- Industrial power supplies.
- Converters and inverters.
- Printed circuit boards.
- Electronic control equipment.
- Industrial automation systems.
- Instrumentation.
- OEM electronic assemblies.
