V275LU20AP

Product Overview

Category

The V275LU20AP belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions.

Use

It is used to suppress voltage surges and limit transient overvoltage in various electronic circuits.

Characteristics

• Voltage Rating: 275V
• Energy Absorption Capability: High
• Response Time: Fast
• Operating Temperature Range: Wide
• Reliability: High

Package

The V275LU20AP comes in a compact disc (D2PAK) package, providing ease of installation and space-saving benefits.

Essence

The essence of the V275LU20AP lies in its ability to safeguard electronic circuits from voltage spikes, ensuring their longevity and reliability.

Packaging/Quantity

The V275LU20AP is typically available in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Voltage Rating: 275V
• Peak Current Rating: 4500A
• Maximum Clamping Voltage: 710V
• Operating Temperature Range: -40°C to 85°C
• Nominal Varistor Voltage: 560V
• Maximum Energy (10/1000µs): 120J

Detailed Pin Configuration

The V275LU20AP features a standard D2PAK pin configuration, with three pins for easy integration into circuit boards.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to protect sensitive electronic components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• High Energy Absorption: Capable of dissipating significant energy during surge events.

Advantages

• Reliable Overvoltage Protection: Safeguards sensitive electronics from damage due to voltage surges.
• Compact Design: Space-efficient package allows for versatile integration into various circuit designs.
• Wide Operating Temperature Range: Suitable for diverse environmental conditions.

Disadvantages

• Limited Voltage Rating: May not be suitable for applications requiring higher voltage protection.
• Single-Use Component: Once triggered by a surge event, it may need replacement for continued protection.

Working Principles

The V275LU20AP operates based on the principle of nonlinear resistance, where its resistance decreases as the voltage across it increases. This characteristic allows it to divert excess current away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The V275LU20AP finds application in various fields, including: - Power Supplies: Protecting power supply units from voltage transients. - Telecommunications: Safeguarding communication equipment from lightning-induced surges. - Industrial Equipment: Ensuring the reliability of industrial control systems in harsh environments.

Detailed and Complete Alternative Models

• V130LA20A: Lower voltage rating alternative for less demanding applications.
• V385LA20A: Higher voltage rating alternative for more robust surge protection needs.
• V275LA20A: Similar voltage rating alternative with different form factor for specific layout requirements.

In conclusion, the V275LU20AP varistor offers reliable overvoltage protection with its fast response time, high energy absorption capability, and compact design. While it has limitations in terms of voltage rating and single-use nature, its wide application field plans and availability of alternative models make it a versatile choice for circuit protection needs.

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