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MF-R090-2-9-99
Tazama Maelezo DataSheets

MF-R090-2-9-99 Product Overview

Basic Information Overview

  • Category: Electronic Component
  • Use: Overcurrent Protection
  • Characteristics: Resettable Fuse, Surface Mount Technology (SMT)
  • Package: Radial Lead Form, 5.8mm Length, 3.4mm Width, 3.2mm Height
  • Essence: Provides overcurrent protection in electronic circuits
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Hold Current: 0.9A
  • Trip Current: 1.8A
  • Max Voltage: 30V
  • Operating Temperature Range: -40°C to 85°C
  • Resistance: <0.15Ω

Detailed Pin Configuration

  • Pin 1: Not connected
  • Pin 2: Input/Output
  • Pin 3: Ground

Functional Features

  • Resettable fuse that automatically returns to operation after the fault is cleared
  • SMT design for easy integration into circuit boards
  • Reliable overcurrent protection for sensitive electronic components

Advantages and Disadvantages

Advantages

  • Automatic reset reduces maintenance and replacement costs
  • Compact size allows for space-efficient circuit design
  • Reliable protection against overcurrent events

Disadvantages

  • Limited maximum voltage compared to some traditional fuses
  • May require careful consideration of trip current to avoid false trips

Working Principles

The MF-R090-2-9-99 operates based on the principle of positive temperature coefficient (PTC) resistance. When an overcurrent event occurs, the device heats up, causing its resistance to increase and limit 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-R090-2-9-99 is commonly used in various electronic devices and systems, including: - Consumer electronics - Automotive electronics - Industrial control systems - Power supplies - Telecommunications equipment

Detailed and Complete Alternative Models

  • MF-RX090: Similar specifications with a higher maximum voltage rating
  • MF-MSMF090: Miniature SMD resettable fuse with lower hold current

In conclusion, the MF-R090-2-9-99 resettable fuse offers reliable overcurrent protection in a compact and efficient package, making it suitable for a wide range of electronic applications.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa MF-R090-2-9-99 katika suluhu za kiufundi

  1. Question: What is the application of MF-R090-2-9-99 in technical solutions?
    Answer: MF-R090-2-9-99 is a resettable fuse designed to protect against overcurrent and overtemperature conditions in various electronic and electrical applications.

  2. Question: What is the maximum voltage and current rating for MF-R090-2-9-99?
    Answer: The maximum voltage rating is typically 30V, and the maximum current rating is 0.9A.

  3. Question: In what types of circuits can MF-R090-2-9-99 be used?
    Answer: MF-R090-2-9-99 can be used in both AC and DC circuits, making it suitable for a wide range of technical solutions.

  4. Question: How does MF-R090-2-9-99 provide overcurrent protection?
    Answer: When the current exceeds the rated threshold, MF-R090-2-9-99 heats up and increases its resistance, limiting the current flow and providing protection.

  5. Question: Can MF-R090-2-9-99 be used in automotive applications?
    Answer: Yes, MF-R090-2-9-99 is suitable for automotive electronics where overcurrent protection is required.

  6. Question: What is the operating temperature range for MF-R090-2-9-99?
    Answer: The typical operating temperature range is -40°C to 85°C, making it suitable for various environmental conditions.

  7. Question: Is MF-R090-2-9-99 suitable for battery protection in portable devices?
    Answer: Yes, MF-R090-2-9-99 can be used to protect batteries in portable devices from overcurrent conditions.

  8. Question: Can MF-R090-2-9-99 be used in conjunction with other protective components?
    Answer: Yes, MF-R090-2-9-99 can be integrated into circuit designs alongside other protective components for enhanced safety.

  9. Question: What are the typical dimensions of MF-R090-2-9-99?
    Answer: The dimensions are usually small, making it suitable for compact electronic designs. Typical dimensions are 3.2mm x 1.6mm x 0.9mm.

  10. Question: Are there any specific soldering or mounting considerations for MF-R090-2-9-99?
    Answer: It is recommended to follow the manufacturer's guidelines for soldering and mounting to ensure proper functionality and reliability.