RKEF090
Manufacturer: Littelfuse
Part Number: RKEF090
| Attribute | Value |
| cate_name | PTC Resettable Fuses |
| Datasheet | RKEF090 Littelfuse |
| rohs | Compliance |
| reference_package | Plugins |
| mounting | Through hole mounting |
| application_level | Industrial |
| lifecycle | On sale |
| spm | Bagged |
| operating_temperature | -40℃~85℃ |
| length_width_height | 7.87mm*3.56mm*13.97mm |
| cold_resistance | - |
| hold_current | 900mA |
| max_current_rating | 40A |
| max_post_trip_resistance | 520mΩ |
| max_voltage | 60V |
| min_initial_resistance | 190mΩ |
| trip_current | 1.8A |
| trip_time | 2s |
Overview:
The Littelfuse RKEF090 is a high-performance, compact, and reliable electronic component designed to meet the demands of modern electronic systems. As a part of the Littelfuse family of products, the RKEF090 is engineered to provide superior protection and performance in various applications. This component is widely recognized for its robustness, efficiency, and versatility, making it a preferred choice for engineers and technicians alike.
Features:
1. Compact Design: The RKEF090 boasts a compact form factor, making it ideal for space-constrained applications.
2. High Surge Current Capability: With its ability to handle high surge currents, the RKEF090 ensures protection against voltage spikes and transients.
3. Wide Operating Temperature Range: The component is designed to operate efficiently in a broad temperature range, ensuring consistent performance in various environmental conditions.
4. Advanced Protection: The RKEF090 offers advanced protection against overvoltage, short circuits, and other potential threats to the system.
5. Long Service Life: Built with high-quality materials and advanced manufacturing processes, the RKEF090 is designed for a long service life, reducing the need for frequent replacements.
Development Support:
Littelfuse provides comprehensive development support for the RKEF090, including:
1. Technical Documentation: Detailed datasheets, application notes, and design guides to assist developers in integrating the component into their systems.
2. Design Tools: Software tools and calculators to facilitate the design process and ensure optimal performance.
3. Customer Support: Access to Littelfuse's expert technical support team for any questions or assistance needed during the development process.
Application Areas:
The Littelfuse RKEF090 is suitable for a wide range of applications, including:
1. Telecommunications Equipment: Protecting sensitive components from voltage spikes and surges.
2. Industrial Control Systems: Ensuring reliable operation in harsh industrial environments.
3. Automotive Electronics: Providing protection for various electronic systems in vehicles.
4. Consumer Electronics: Enhancing the safety and performance of consumer devices.
Parameter Introduction:
Key parameters of the Littelfuse RKEF090 include:
1. Voltage Rating: The component is available in various voltage ratings to suit different application requirements.
2. Current Rating: The RKEF090 can handle a wide range of current loads, ensuring compatibility with various systems.
3. Response Time: The component features a fast response time, providing immediate protection against overvoltage events.
4. Clamping Voltage: The RKEF090 offers a low clamping voltage, minimizing the impact on the protected system.
Frequently Asked Questions (FAQs):
Q1: What is the Littelfuse RKEF090 used for?
A1: The RKEF090 is an electronic component designed to provide overvoltage protection in various applications, including telecommunications, industrial control systems, automotive electronics, and consumer electronics.
Q2: What are the key benefits of using the Littelfuse RKEF090?
A2: The key benefits of using the RKEF090 include its compact design, high surge current capability, wide operating temperature range, advanced protection features, and long service life.
Q3: How does Littelfuse support developers using the RKEF090?
A3: Littelfuse provides technical documentation, design tools, and customer support to assist developers in integrating the RKEF090 into their systems.
Q4: Can the Littelfuse RKEF090 be used in harsh environmental conditions?
A4: Yes, the RKEF090 is designed to operate efficiently in a broad temperature range, making it suitable for use in various environmental conditions.
Q5: What is the typical response time of the Littelfuse RKEF090?
A5: The RKEF090 features a fast response time, ensuring immediate protection against overvoltage events.
Please refer to the product rule book for details.
Headquartered in Chicago, Illinois, Littelfuse has a vast network of operations including manufacturing facilities, sales offices, and engineering centers spread across the Americas, Europe, and Asia. This extensive footprint allows Littelfuse to efficiently serve its global customer base with a wide array of products and services.
Littelfuse's product portfolio is one of the broadest in the industry, encompassing fuses, fuse holders, protection relays, switches, and custom-engineered electrical components. The company's products are vital in preventing damage from electrical overloads and short circuits. Over the years, Littelfuse has expanded its product offerings through strategic acquisitions and research and development, moving beyond traditional circuit protection into power control and sensing technologies. These newer technologies include sensors for temperature, speed, and flow, as well as power semiconductors and modules that manage and control electronic power systems.
Innovation is at the core of Littelfuse's strategy. The company invests heavily in research and development to ensure it stays at the forefront of technological advancements. Littelfuse's R&D efforts focus on developing new materials, technologies, and products that meet the evolving needs of its customers. This commitment to innovation has resulted in numerous patents and industry awards.
Sustainability is another key focus for Littelfuse. The company is dedicated to environmental stewardship and aims to minimize its ecological footprint through sustainable practices. This includes reducing waste, conserving energy, and designing products that are environmentally friendly. Littelfuse also emphasizes ethical business practices and corporate social responsibility, aiming to make a positive impact on the communities where it operates.
Littelfuse's market leadership is supported by its commitment to quality and reliability. The company's products are designed to meet rigorous standards and are tested extensively to ensure performance and durability. This focus on quality has helped Littelfuse build long-standing relationships with leading manufacturers in various industries, including automotive, renewable energy, and consumer electronics.
In summary, Littelfuse is a pivotal player in the circuit protection market with a growing presence in power control and sensing technologies. With a legacy of innovation and quality, Littelfuse continues to expand its product offerings and technological capabilities to meet the needs of a dynamic global market. Through its commitment to sustainability, innovation, and quality, Littelfuse is well-positioned to continue its leadership in the electrical and electronics industry.
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