RXEF160-2

Product Category

The RXEF160-2 belongs to the category of resettable fuses, commonly used in electronic circuits for overcurrent protection.

Basic Information Overview

• Use: The RXEF160-2 is utilized to protect electronic circuits from overcurrent conditions by providing a resettable fuse function.
• Characteristics: It exhibits self-recovery properties, allowing it to return to its normal state after the overcurrent condition is removed. This feature distinguishes it from traditional fuses.
• Package: The RXEF160-2 is typically housed in a small, surface-mount package, making it suitable for compact electronic designs.
• Essence: Its essence lies in providing reliable overcurrent protection while offering the convenience of automatic reset.
• Packaging/Quantity: It is commonly available in reels containing a specific quantity, catering to mass production requirements.

Specifications

• Rated Current: 1.6A
• Voltage Rating: 72V
• Operating Temperature Range: -40°C to 85°C
• Hold Current: 0.08A
• Trip Current: 0.16A

Detailed Pin Configuration

The RXEF160-2 features a two-pin configuration, with one pin connected to the input power source and the other to the protected circuit. The specific pinout details can be found in the product datasheet.

Functional Features

• Self-Recovery: Upon the removal of the overcurrent condition, the RXEF160-2 automatically resets, eliminating the need for manual intervention.
• Compact Design: Its small form factor enables integration into space-constrained electronic assemblies.
• Reliable Protection: It offers consistent overcurrent protection, safeguarding sensitive electronic components.

Advantages and Disadvantages

• Advantages:
  • Automatic reset functionality
  • Compact size
  • Reliable overcurrent protection
• Disadvantages:
  • Limited hold current capacity
  • Voltage limitations may not be suitable for high-voltage applications

Working Principles

The RXEF160-2 operates based on the principle of positive temperature coefficient (PTC) behavior. When an overcurrent condition occurs, the resistance of the device increases, limiting the current flow. Once the overcurrent is eliminated, the resistance decreases, allowing normal operation to resume.

Detailed Application Field Plans

The RXEF160-2 finds extensive use in various electronic applications, including: - Consumer electronics - Automotive electronics - Industrial control systems - Telecommunications equipment

Detailed and Complete Alternative Models

• RXEF110-2: Similar specifications with a lower rated current
• RXEF210-2: Higher rated current variant for increased protection capacity
• RXEF160-3: A version with a different trip current for tailored applications

This comprehensive range of alternative models allows for flexibility in selecting the most suitable resettable fuse for specific application requirements.

In conclusion, the RXEF160-2 resettable fuse offers reliable overcurrent protection with the added advantage of automatic reset functionality. Its compact design and self-recovery feature make it a preferred choice for various electronic applications, despite its limitations in certain voltage and current scenarios. Understanding its working principles and exploring alternative models provides engineers and designers with the necessary information to effectively integrate this component into their electronic designs.

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