ROV10H221K-S

Product Category

The ROV10H221K-S belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions.

Basic Information Overview

• Use: The ROV10H221K-S varistor is used to suppress voltage surges and transient events in electronic circuits.
• Characteristics: It has a high energy absorption capability, fast response time, and low leakage current.
• Package: The varistor is typically packaged in a cylindrical form with leads for easy integration into circuit boards.
• Essence: The essence of the ROV10H221K-S varistor lies in its ability to protect sensitive electronic components from voltage spikes.
• Packaging/Quantity: The varistor is commonly available in reels or bulk packaging, with quantities varying based on manufacturer specifications.

Specifications

• Voltage Rating: 220V
• Maximum Allowable Voltage: 340V
• Peak Current (8/20µs): 1000A
• Energy (10/1000µs): 1.2J
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ROV10H221K-S varistor typically has two leads for connection to the circuit. The pin configuration may vary based on the manufacturer's specifications and package type.

Functional Features

• Overvoltage Protection: Effectively clamps excessive voltages to protect downstream components.
• Fast Response Time: Rapidly responds to transient events to safeguard the circuitry.
• Low Leakage Current: Minimizes power loss during normal operation.

Advantages and Disadvantages

Advantages: - Effective protection against voltage surges - Fast response time - Low leakage current

Disadvantages: - Limited lifespan under repeated surge events - Susceptible to thermal degradation over time

Working Principles

The varistor operates based on the principle of nonlinear resistance, where its resistance decreases as the applied voltage increases. This allows it to divert excess current away from sensitive components, thereby protecting the circuit.

Detailed Application Field Plans

The ROV10H221K-S varistor finds application in various electronic systems, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Model 1: ROV10H201K-S
• Model 2: ROV10H331K-S
• Model 3: ROV10H471K-S

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