V230LU40CPX570 Encyclopedia Entry

Product Overview

Category

The V230LU40CPX570 belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions.

Use

This varistor is commonly used in electronic circuits to suppress voltage spikes and transient surges, thereby safeguarding sensitive components from damage.

Characteristics

• Voltage Rating: 230V
• Nominal Diameter: 20mm
• Peak Current Capability: 10kA
• Operating Temperature Range: -40°C to +85°C
• Response Time: <25ns
• Lead Material: Copper-clad steel

Package

The V230LU40CPX570 varistor is typically packaged in a cylindrical form with leads for easy integration into circuit boards.

Essence

The essence of this varistor lies in its ability to provide reliable overvoltage protection, ensuring the longevity and stability of electronic devices and systems.

Packaging/Quantity

These varistors are usually supplied in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

• Maximum Allowable Voltage: 470V
• Clamping Voltage: 710V
• Energy (2ms): 40J
• Peak Current (8/20µs): 6500A
• Insulation Resistance: >10GΩ

Detailed Pin Configuration

The V230LU40CPX570 varistor has two leads, typically denoted as anode and cathode. The pin configuration is as follows: - Anode (A) - Lead 1 - Cathode (K) - Lead 2

Functional Features

• Transient Suppression: Effectively clamps transient overvoltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• High Energy Absorption: Capable of dissipating significant surge energy, safeguarding against catastrophic failures.

Advantages

• Reliable Overvoltage Protection
• Fast Response Time
• High Peak Current Capability
• Wide Operating Temperature Range

Disadvantages

• Limited to Low Voltage Applications
• Susceptible to Thermal Runaway under Prolonged Overvoltage Conditions

Working Principles

When an overvoltage event occurs, the varistor conducts current, effectively diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The V230LU40CPX570 varistor finds extensive use in various applications, including: - Power Supplies - Telecommunications Equipment - Industrial Control Systems - Consumer Electronics - Automotive Electronics

Detailed and Complete Alternative Models

• V130LA20CPX570: Lower voltage rating variant suitable for less demanding applications.
• V275LA40CPX570: Higher voltage rating variant for applications requiring increased protection levels.
• V320LA40CPX570: Enhanced energy absorption capacity for high-energy transient suppression.

In conclusion, the V230LU40CPX570 varistor offers reliable overvoltage protection with fast response times, making it a crucial component in safeguarding electronic circuits from transient surges and spikes.

Word Count: 498