RKEF300 - Littelfuse Inc.

Manufacturer Part Number

RKEF300

Manufacturer

Littelfuse

Introduction

The Littelfuse RKEF300 is a high-performance polymeric positive temperature coefficient (PPTC) resettable fuse designed for circuit protection applications. This device offers reliable overcurrent and overtemperature protection, ensuring the safety and reliability of your electronic devices.

Product Features and Performance

Polymeric construction for reliable and predictable performance

Rapid trip response to overcurrent conditions

Automatically resets after fault condition is removed

Wide operating temperature range of -40°C to 85°C

Low resistance in the conductive state for minimal power loss

High resistance in the tripped state to effectively limit current

Product Advantages

Provides robust circuit protection against overcurrent and overtemperature events

Automatically resets after the fault condition is cleared, eliminating the need for manual intervention

Compact and space-saving design for easy integration into electronic devices

Durable construction with a long lifespan, ensuring reliable performance over time

Key Reasons to Choose This Product

Safeguard your electronic devices from potentially damaging overcurrent and overtemperature conditions

Ensure the continued operation and reliability of your critical systems

Simplified circuit design and reduced maintenance costs with the self-resetting functionality

Confidence in the product's performance and safety, backed by industry certifications

Quality and Safety Features

Certified by CSA, TUV, and UL for safety and quality assurance

Designed and manufactured to the highest standards of reliability and performance

Compatibility

The Littelfuse RKEF300 is suitable for a wide range of circuit protection applications, including:

Consumer electronics

Telecommunications equipment

Industrial automation and control systems

Automotive electronics

Power supplies and chargers

Application Areas

Overcurrent and overtemperature protection for electronic circuits

Safeguarding sensitive components from harmful current surges

Providing reliable circuit protection in a variety of electronic devices and systems

Product Lifecycle

The Littelfuse RKEF300 is an active product, currently available for purchase. There are no plans for discontinuation at this time. If you require further information or have questions about equivalent or alternative models, please contact our sales team through our website.