ROV20H101K-2

Product Category

The ROV20H101K-2 belongs to the category of varistors, which are voltage-dependent resistors used for suppressing voltage surges and transient over-voltage events.

Basic Information Overview

• Use: The ROV20H101K-2 is used for protecting electronic circuits and components from voltage spikes and surges.
• Characteristics: It has a high energy absorption capability, fast response time, and low leakage current.
• Package: The varistor is typically housed in a disc-shaped ceramic or metal casing.
• Essence: Its essence lies in providing reliable over-voltage protection for sensitive electronic devices.
• Packaging/Quantity: The ROV20H101K-2 is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

• Voltage Rating: 20V
• Peak Current: 100A
• Maximum Energy (10/1000µs): 2J
• Operating Temperature Range: -40°C to +85°C
• Lead Material: Tin-plated copper

Detailed Pin Configuration

The ROV20H101K-2 typically features two leads for connection to the circuit. The pin configuration may vary slightly based on the manufacturer's specifications.

Functional Features

• Voltage Suppression: Effectively clamps excessive voltage levels to protect connected devices.
• Fast Response Time: Rapidly responds to voltage transients to safeguard sensitive electronics.
• Low Leakage Current: Minimizes power loss during normal operation.

Advantages and Disadvantages

• Advantages:
  • Reliable over-voltage protection
  • Fast response time
  • Low leakage current
• Disadvantages:
  • Limited to specific voltage ratings
  • Susceptible to degradation after multiple surge events

Working Principles

The varistor operates based on the principle of non-linear resistance, where its resistance decreases as the applied voltage increases. This allows it to divert excess current away from the protected circuit when an over-voltage event occurs.

Detailed Application Field Plans

The ROV20H101K-2 is commonly employed in various electronic systems, including power supplies, telecommunication equipment, industrial controls, and automotive electronics. Its application extends to any system requiring protection against voltage surges.

Detailed and Complete Alternative Models

• Model 1: ROV10H201K-2
  • Voltage Rating: 10V
  • Peak Current: 200A
• Model 2: ROV30H101K-2
  • Voltage Rating: 30V
  • Peak Current: 100A
• Model 3: ROV20H151K-2
  • Voltage Rating: 20V
  • Peak Current: 150A

This comprehensive range of alternative models provides options for different voltage and current requirements in various applications.

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