TMOV14RP385EL2T7 Encyclopedia Entry

Product Overview

Category

The TMOV14RP385EL2T7 belongs to the category of electronic components, specifically a type of varistor.

Use

It is used as a voltage-dependent resistor to protect electrical and electronic devices from transient voltage surges.

Characteristics

• Voltage Rating: 385V
• Package Type: Radial Lead Disc Varistor
• Essence: Protects against overvoltage conditions
• Packaging/Quantity: Typically packaged in reels or trays, quantity varies based on manufacturer

Specifications

The TMOV14RP385EL2T7 has the following specifications: - Maximum Allowable Voltage: 505V - Clamping Voltage: 775V - Peak Current Surge: 6kA - Energy Absorption: 14J

Detailed Pin Configuration

The TMOV14RP385EL2T7 has a radial lead configuration with two leads for connection to the circuit.

Functional Features

• Transient Voltage Suppression: Provides protection against transient voltage spikes.
• Fast Response Time: Quickly clamps excessive voltage to protect downstream components.

Advantages

• Reliable Protection: Effectively safeguards sensitive electronics from voltage surges.
• Compact Design: Space-efficient package suitable for various applications.

Disadvantages

• Limited Lifespan: May degrade over time with repeated exposure to voltage transients.
• Single-Use: Once the varistor has absorbed a surge, it may need replacement.

Working Principles

The TMOV14RP385EL2T7 operates based on the principle of voltage-dependent resistance. When a transient voltage surge occurs, the varistor's resistance decreases, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The TMOV14RP385EL2T7 is commonly used in the following applications: - Power Supplies: Protects sensitive electronic equipment from power line disturbances. - Telecommunications: Safeguards communication systems from lightning-induced surges. - Industrial Equipment: Shields control circuits in industrial machinery from voltage spikes.

Detailed and Complete Alternative Models

Some alternative models to the TMOV14RP385EL2T7 include: - TMOV20RP385E: Higher energy absorption rating - TMOV14RP420E: Higher clamping voltage for increased protection - TMOV14RP320M: Lower clamping voltage for more sensitive applications

In conclusion, the TMOV14RP385EL2T7 varistor offers reliable transient voltage protection for a wide range of electronic applications, despite its limitations in lifespan and single-use nature.

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