Manufacturer Part Number
MRL
Manufacturer
littelfuse
Introduction
The 0451007.MRL is a small, high-performance fuse designed by littelfuse, renowned for its proficiency in circuit protection. It belongs to the NANO²® 451 series and is specifically created for surface mount applications.
Product Features and Performance
Surface Mount Fuse for easy PCB integration
Fast Blow response time for quick protection
7A Current Rating ensuring robust protection for circuits
Dual Voltage Rating (125V AC/DC) for versatile applications
Low DC Cold Resistance (0.009 Ohms) minimizes power loss
Compact Size (6.10mm x 2.69mm x 2.69mm) for space-sensitive designs
High Breaking Capacity of 50A for enhanced safety
Melting I²t of 10.32 for predictable performance
Product Advantages
Fast Response Time to prevent damage to sensitive components
High Reliability in extreme conditions, operating between -55°C and 125°C
Compact and efficient design ideal for modern, high-density electronics
Broad Approval Agency recognition (CSA, PSE, UL) for global acceptance
Key Technical Parameters
Current Rating: 7 A
Voltage Rating: 125 V (AC/DC)
Response Time: Fast Blow
Breaking Capacity: 50A @ Rated Voltage
Operating Temperature Range: -55°C to 125°C
DC Cold Resistance: 0.009 Ohms
Quality and Safety Features
Broad certifications with CSA, PSE, and UL approvals
High Breaking Capacity indicates strong protection against short circuits
Compatibility
Designed for Surface Mount applications, ensuring compatibility with modern PCB technology
Application Areas
Broadly applicable in Consumer Electronics, Industrial Systems, and Telecommunication circuits that require precise protection
Product Lifecycle
The product status is active, indicating availability and support for new designs
Not currently nearing discontinuation, ensuring long-term availability
Several Key Reasons to Choose This Product
High performance with Fast Blow feature ensures immediate reaction to fault conditions
Compact size allows for integration into space-constrained designs without sacrificing performance or safety
Dual Voltage Rating offers greater versatility across different application voltages
Low DC Cold Resistance supports energy-efficient designs
Strong global certification footprint ensures compliance in key markets around the world
