The MRF4-02 is a fast-acting ceramic tube fuse manufactured by Bel Fuse Inc. It is designed to provide overcurrent protection in a variety of electronic circuits. The fuse is characterized by its fast-acting nature, meaning it interrupts the circuit quickly when an overcurrent condition occurs, minimizing potential damage to sensitive components. This fuse is suitable for protecting circuits with minimal inrush current.

Applications:

• Power supplies
• Battery chargers
• Lighting ballasts
• Electronic test equipment
• General circuit protection

Features:

• Fast-acting
• Ceramic tube construction
• 2 Ampere current rating
• 250 VAC voltage rating
• Axial leaded
• RoHS compliant

Benefits:

• Fast overcurrent protection
• Reliable performance
• Easy to install
• Wide operating temperature range
• RoHS compliant

Additional Details:

The MRF4-02's ceramic tube construction provides good arc suppression and high interrupting capacity. The axial leaded configuration makes it easy to mount on printed circuit boards (PCBs). It has a relatively small physical size and designed for applications where quick response to overcurrent situations is crucial. The fuse interrupts the circuit quickly, limiting the amount of energy that can flow during a fault condition and protecting downstream components. This fast-acting characteristic distinguishes it from slow-blow or time-delay fuses, which are designed to withstand brief overloads. The 2A rating makes it suitable for a wide range of electronic devices and circuits. The 250VAC voltage rating makes it appropriate for mains-powered applications.