Littelfuse Inc.
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MICROSMD200LR-2
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MICROSMD200LR-2

Product Overview

Category: Electronic Component
Use: Overcurrent Protection
Characteristics: Surface Mount, Low Resistance
Package: 0805 Package
Essence: Overcurrent Protection for Circuit Boards
Packaging/Quantity: Reel of 5000 units

Specifications

  • Resistance: 0.2 Ohms
  • Maximum Voltage: 30V
  • Maximum Current: 1000mA
  • Operating Temperature Range: -55°C to 125°C

Detailed Pin Configuration

The MICROSMD200LR-2 features a standard 0805 package with two terminals for surface mount installation.

Functional Features

  • Overcurrent Protection: Safeguards circuit boards from excessive current flow.
  • Surface Mount Design: Allows for easy and compact integration onto PCBs.
  • Low Resistance: Minimizes voltage drop across the component.

Advantages and Disadvantages

Advantages: 1. Reliable Overcurrent Protection 2. Compact Surface Mount Design 3. Low Resistance for Minimal Voltage Drop

Disadvantages: 1. Limited Maximum Voltage and Current Ratings 2. Sensitive to High Temperatures

Working Principles

The MICROSMD200LR-2 operates based on the principle of resistive heating. When the current flowing through the component exceeds the specified threshold, the resistance generates heat, triggering a change in its electrical properties and limiting the current flow.

Detailed Application Field Plans

This component is ideal for use in various electronic devices, including: - Mobile Phones - Tablets - Laptops - Power Supplies - LED Lighting Systems

Detailed and Complete Alternative Models

  1. MICROSMD050F-2: Lower resistance variant for higher current applications.
  2. MICROSMD300LR-2: Higher resistance variant for lower current applications.
  3. MICROSMD150LR-2: Mid-range resistance variant suitable for general-purpose use.

Note: The alternative models listed above are compatible with the same 0805 package and offer varying resistance values to cater to different current requirements.

This comprehensive entry provides detailed information about the MICROSMD200LR-2, covering its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MICROSMD200LR-2 dalam penyelesaian teknikal

  1. What is MICROSMD200LR-2?

    • MICROSMD200LR-2 is a surface mount fuse designed for overcurrent protection in various electronic circuits.

  2. What are the key specifications of MICROSMD200LR-2?

    • The key specifications include a rated current of 2A, a voltage rating of 60V, and a fast-acting characteristic.

  3. In what technical solutions can MICROSMD200LR-2 be used?

    • MICROSMD200LR-2 can be used in power supplies, battery management systems, automotive electronics, and industrial control systems.

  4. What are the advantages of using MICROSMD200LR-2?

    • The advantages include its small footprint, high reliability, and ability to provide effective overcurrent protection.

  5. How does MICROSMD200LR-2 compare to other similar surface mount fuses?

    • MICROSMD200LR-2 offers a balance of size, performance, and reliability, making it suitable for a wide range of applications.

  6. What are the temperature and environmental considerations for using MICROSMD200LR-2?

    • MICROSMD200LR-2 has an operating temperature range of -55°C to 125°C and is suitable for various environmental conditions.

  7. Can MICROSMD200LR-2 be used in high-power applications?

    • While MICROSMD200LR-2 is primarily designed for low to moderate power applications, it can be used in parallel to handle higher currents.

  8. Are there any application notes or guidelines available for integrating MICROSMD200LR-2 into a circuit?

    • Yes, detailed application notes and guidelines are provided by the manufacturer to assist with the proper integration of MICROSMD200LR-2.

  9. What are the typical failure modes of MICROSMD200LR-2?

    • The typical failure modes include opening due to overcurrent conditions or exposure to excessive voltage transients.

  10. Where can I purchase MICROSMD200LR-2 and what is the typical lead time?

    • MICROSMD200LR-2 can be purchased from authorized distributors, and the typical lead time is dependent on the supplier's stock availability and shipping options.