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MF-RX020/72-2 Product Overview
Introduction
The MF-RX020/72-2 is a versatile electronic component that belongs to the category of resettable fuses. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Resettable Fuse
- Use: Overcurrent protection in electronic circuits
- Characteristics: Resettable, compact design, reliable overcurrent protection
- Package: SMD (Surface Mount Device)
- Essence: Provides protection against overcurrent events in electronic circuits
- Packaging/Quantity: Typically packaged in reels of 3000 units
Specifications
- Rated Voltage: 72V
- Hold Current: 200mA
- Trip Current: 400mA
- Maximum Current: 3A
- Operating Temperature Range: -40°C to 85°C
- Resistance: <0.5Ω
Detailed Pin Configuration
The MF-RX020/72-2 has a standard SMD pin configuration with two terminals for surface mounting on PCBs.
Functional Features
- Resettable: Automatically resets after the fault condition is removed
- Overcurrent Protection: Safeguards electronic circuits from excessive current flow
- Compact Design: Space-saving SMD package suitable for modern electronics
Advantages and Disadvantages
Advantages
- Reliable overcurrent protection
- Automatic reset feature reduces maintenance requirements
- Compact size ideal for space-constrained applications
Disadvantages
- Limited maximum current handling capability compared to traditional fuses
- Sensitive to ambient temperature variations
Working Principles
The MF-RX020/72-2 operates based on the principle of PTC (Positive Temperature Coefficient) thermistors. When an overcurrent event occurs, the device's resistance increases, limiting the current flow. Once the fault is removed, the device cools down and returns to its low-resistance state.
Detailed Application Field Plans
The MF-RX020/72-2 is widely used in various electronic devices and systems, including: - Consumer electronics - Automotive electronics - Industrial control systems - Telecommunications equipment - Power supplies
Detailed and Complete Alternative Models
- MF-RX010/72-2: Lower hold and trip currents for more sensitive applications
- MF-RX030/72-2: Higher current handling capability for more demanding circuits
- MF-RX020/48-2: Similar specifications but with a lower rated voltage
In conclusion, the MF-RX020/72-2 resettable fuse offers reliable overcurrent protection in a compact and resettable form factor, making it suitable for a wide range of electronic applications.
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10 domande e risposte comuni relative all'applicazione di MF-RX020/72-2 nelle soluzioni tecniche
Sure, here are 10 common questions and answers related to the application of MF-RX020/72-2 in technical solutions:
Q: What is the operating temperature range of MF-RX020/72-2? A: The operating temperature range of MF-RX020/72-2 is -40°C to +85°C.
Q: What is the maximum voltage rating for MF-RX020/72-2? A: The maximum voltage rating for MF-RX020/72-2 is 72V.
Q: Can MF-RX020/72-2 be used for overcurrent protection in automotive applications? A: Yes, MF-RX020/72-2 is suitable for overcurrent protection in automotive applications.
Q: What is the hold current of MF-RX020/72-2? A: The hold current of MF-RX020/72-2 is 200mA.
Q: Is MF-RX020/72-2 RoHS compliant? A: Yes, MF-RX020/72-2 is RoHS compliant.
Q: Can MF-RX020/72-2 be used in telecommunications equipment? A: Yes, MF-RX020/72-2 can be used in telecommunications equipment for overcurrent protection.
Q: What is the typical tripping time of MF-RX020/72-2 at 25°C? A: The typical tripping time of MF-RX020/72-2 at 25°C is less than 5 seconds at 200% of its hold current.
Q: Does MF-RX020/72-2 have a resettable function? A: Yes, MF-RX020/72-2 has a resettable function after the fault is removed and the device cools down.
Q: Can MF-RX020/72-2 be used in battery management systems? A: Yes, MF-RX020/72-2 is suitable for overcurrent protection in battery management systems.
Q: What is the typical resistance of MF-RX020/72-2 in its latched state? A: The typical resistance of MF-RX020/72-2 in its latched state is less than 50 milliohms.
I hope these questions and answers are helpful for your technical solutions involving MF-RX020/72-2. If you need further assistance, feel free to ask!