Littelfuse Inc.
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ראה מפרטים לפרטי מוצר.
ROV20H121K-S
צפה בפרטים DataSheets

ROV20H121K-S

Introduction

The ROV20H121K-S is a vital component in the field of electronic devices, providing essential protection against voltage surges and transients. This entry will provide an in-depth overview of the ROV20H121K-S, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The ROV20H121K-S belongs to the category of varistors, which are electronic components used to protect circuits from high transient voltage spikes.

Basic Information Overview

  • Use: The ROV20H121K-S is primarily used for surge protection in various electronic devices and systems.
  • Characteristics: It exhibits high energy absorption capability, fast response time, and reliability in protecting sensitive electronic components.
  • Package: The ROV20H121K-S is typically available in a compact surface mount package.
  • Essence: Its essence lies in safeguarding electronic circuits from voltage surges and transients.
  • Packaging/Quantity: It is commonly packaged in reels or tubes, with varying quantities based on manufacturer specifications.

Specifications

  • Voltage Rating: 120V
  • Peak Current Rating: 20A
  • Maximum Energy (10/1000μs): 4.5J
  • Operating Temperature Range: -40°C to +85°C
  • Lead-Free: Yes

Detailed Pin Configuration

The ROV20H121K-S features a standard pin configuration with specific terminals designated for input and output connections. The detailed pin configuration can be found in the product datasheet provided by the manufacturer.

Functional Features

  • Surge Protection: Effectively clamps transient overvoltages to protect downstream components.
  • Fast Response Time: Rapidly responds to voltage spikes to minimize potential damage.
  • Reliable Performance: Ensures consistent and reliable surge protection in diverse applications.

Advantages and Disadvantages

Advantages

  • High energy absorption capacity
  • Fast response time
  • Compact form factor
  • Reliable surge protection

Disadvantages

  • Limited to specific voltage and current ratings
  • Sensitive to prolonged overvoltage conditions

Working Principles

The ROV20H121K-S operates based on the principle of varistor action, where its resistance decreases as the applied voltage increases, thereby diverting excess current away from the protected circuit.

Detailed Application Field Plans

The ROV20H121K-S finds extensive application in various electronic systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Several alternative models to the ROV20H121K-S include: - ROV10H221K-S: Similar characteristics with a higher voltage rating - ROV05H101K-S: Lower voltage rating with comparable energy absorption - ROV30H151K-S: Higher peak current rating for more demanding applications

In conclusion, the ROV20H121K-S plays a crucial role in ensuring the reliable operation of electronic devices by offering robust surge protection capabilities. Its specifications, functional features, and application versatility make it a valuable component in diverse electronic systems.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של ROV20H121K-S בפתרונות טכניים

  1. What is the ROV20H121K-S?

    • The ROV20H121K-S is a high-voltage metal oxide varistor (MOV) designed to protect sensitive electronic equipment from voltage surges and transients.

  2. What are the key features of the ROV20H121K-S?

    • The key features of the ROV20H121K-S include a high surge current capability, low leakage current, fast response time, and a compact design for easy integration into technical solutions.

  3. How does the ROV20H121K-S protect electronic equipment?

    • The ROV20H121K-S protects electronic equipment by diverting excessive voltage and energy away from the protected devices, thereby preventing damage from power surges and transient events.

  4. In what technical solutions can the ROV20H121K-S be used?

    • The ROV20H121K-S can be used in a wide range of technical solutions, including power supplies, industrial equipment, telecommunications systems, and automotive electronics.

  5. What is the maximum operating voltage of the ROV20H121K-S?

    • The maximum operating voltage of the ROV20H121K-S is [insert value here] volts, making it suitable for applications where high voltage protection is required.

  6. Does the ROV20H121K-S require any special mounting or handling considerations?

    • Yes, the ROV20H121K-S should be mounted securely to ensure proper heat dissipation and should be handled with care to avoid damaging the component.

  7. What is the typical lifespan of the ROV20H121K-S?

    • The typical lifespan of the ROV20H121K-S is [insert value here] years under normal operating conditions, providing long-term protection for electronic equipment.

  8. Can the ROV20H121K-S be used in outdoor or harsh environments?

    • Yes, the ROV20H121K-S is designed to withstand outdoor and harsh environments, with a rugged construction that makes it suitable for a variety of applications.

  9. Are there any specific testing or certification requirements for integrating the ROV20H121K-S into technical solutions?

    • It is recommended to follow industry standards and guidelines for testing and certification when integrating the ROV20H121K-S into technical solutions to ensure proper performance and compliance with safety regulations.

  10. Where can I find detailed technical specifications and application notes for the ROV20H121K-S?

    • Detailed technical specifications and application notes for the ROV20H121K-S can be found in the product datasheet provided by the manufacturer, as well as through authorized distributors and online resources.