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MF-R090-2 Product Overview
Introduction
The MF-R090-2 is a resettable fuse belonging to the category of electronic components. It is widely used in various electronic circuits and devices due to its unique characteristics and functional features.
Basic Information Overview
- Category: Electronic Components
- Use: Overcurrent Protection
- Characteristics: Resettable, Reliable, Compact
- Package: Radial Leaded
- Essence: Provides overcurrent protection by automatically resetting after fault conditions are removed
- Packaging/Quantity: Available in reels with varying quantities
Specifications
- Operating Voltage: 30V
- Hold Current: 0.9A
- Trip Current: 1.8A
- Max Current: 40A
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The MF-R090-2 features a radial leaded package with two pins for easy integration into circuit boards. The pin configuration is as follows: - Pin 1: Connected to the positive terminal - Pin 2: Connected to the negative terminal
Functional Features
- Resettable: Automatically resets after fault conditions are removed
- Overcurrent Protection: Safeguards electronic circuits from excessive current
- Reliable: Provides consistent performance over multiple fault cycles
- Compact Design: Space-efficient for integration into various devices
Advantages and Disadvantages
Advantages
- Automatic reset eliminates the need for manual intervention
- Reliable protection against overcurrent conditions
- Compact size allows for versatile integration
Disadvantages
- Limited maximum current handling compared to some non-resettable fuses
- May have a slightly higher initial cost compared to traditional fuses
Working Principles
The MF-R090-2 operates based on the principle of positive temperature coefficient (PTC). When an overcurrent condition occurs, the resistance of the device increases, limiting the current flow. Once the fault is removed, the device cools down and returns to its low-resistance state, effectively resetting itself for continued protection.
Detailed Application Field Plans
The MF-R090-2 is commonly used in various electronic applications, including: - Power Supplies - Battery Management Systems - Automotive Electronics - Consumer Electronics - Industrial Control Systems
Detailed and Complete Alternative Models
- MF-R050-0-99: Lower hold current variant for more sensitive applications
- MF-R110-0-99: Higher hold current variant for increased current protection
In conclusion, the MF-R090-2 resettable fuse offers reliable overcurrent protection with automatic reset functionality, making it a valuable component in a wide range of electronic applications.
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What is MF-R090-2?
- MF-R090-2 is a type of resettable fuse, commonly used in electronic circuits to protect against overcurrent and short circuit conditions.
What is the maximum voltage and current rating for MF-R090-2?
- The maximum voltage rating for MF-R090-2 is typically 30V, and the maximum current rating is around 0.9A.
How does MF-R090-2 work in a technical solution?
- MF-R090-2 works by automatically disconnecting the circuit when an overcurrent or short circuit occurs, and then resets once the fault is cleared.
What are the typical applications for MF-R090-2?
- MF-R090-2 is commonly used in battery packs, power supplies, and various electronic devices to provide overcurrent protection.
What are the advantages of using MF-R090-2 in technical solutions?
- The advantages include its resettable nature, which eliminates the need for replacement after a fault, and its compact size, making it suitable for space-constrained applications.
What are the temperature and environmental considerations for MF-R090-2?
- MF-R090-2 is designed to operate within a specific temperature range, typically between -40°C to 85°C, and is suitable for various environmental conditions.
Can MF-R090-2 be used in automotive applications?
- Yes, MF-R090-2 can be used in automotive applications where overcurrent protection is required, but it's important to ensure it meets the necessary automotive standards.
Is there a recommended soldering profile for MF-R090-2?
- Yes, the manufacturer provides a recommended soldering profile to ensure proper installation and performance of MF-R090-2 in technical solutions.
Are there any reliability tests or certifications associated with MF-R090-2?
- Yes, MF-R090-2 may undergo reliability testing and could have certifications such as UL, TUV, or other industry-specific approvals.
What are the typical failure modes of MF-R090-2 and how can they be mitigated?
- Typical failure modes include aging, mechanical damage, and exposure to excessive current. Mitigation strategies may involve regular testing, proper handling, and ensuring the device operates within its specified limits.