TMOV14R385E Encyclopedia Entry

Product Overview

Category

The TMOV14R385E belongs to the category of varistors, which are electronic components used to protect circuits from voltage surges and transient overvoltage conditions.

Use

This varistor is commonly used in electrical and electronic circuits to suppress or divert excessive voltage spikes, thereby safeguarding sensitive components and devices.

Characteristics

• Voltage Rating: 385V
• Package Type: Radial leaded disc
• Essence: Metal oxide varistor (MOV)
• Packaging/Quantity: Typically packaged in reels or bulk quantities for production use

Specifications

• Maximum Allowable Voltage: 385V
• Peak Current Capability: 10kA
• Operating Temperature Range: -40°C to +85°C
• Capacitance: < 100pF

Detailed Pin Configuration

The TMOV14R385E features a radial leaded disc package with two leads for easy integration into circuit designs. The pin configuration includes the anode and cathode connections, which are essential for proper installation and functionality.

Functional Features

• Transient Voltage Suppression: Effectively clamps excessive voltage spikes to protect downstream components.
• Fast Response Time: Rapidly responds to transient events to minimize potential damage.
• Reliable Performance: Offers consistent protection against voltage surges over its operational lifespan.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Wide operating temperature range

Disadvantages

• Limited capacitance may not be suitable for certain applications requiring higher capacitance values

Working Principles

The TMOV14R385E operates based on the metal oxide varistor (MOV) principle, where the varistor material exhibits a non-linear resistance characteristic that decreases with increasing voltage. When subjected to a transient overvoltage condition, the varistor conducts current, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The TMOV14R385E is widely utilized in various applications, including: - Power supply units - Surge protection devices - Industrial equipment - Telecommunications systems - Consumer electronics

Detailed and Complete Alternative Models

• TMOV20R385E: Similar varistor with a higher voltage rating
• TMOV14R320E: Varistor with a lower voltage rating for specific applications
• TMOV14R420E: Varistor with a higher voltage rating for enhanced surge protection

In conclusion, the TMOV14R385E varistor offers reliable transient voltage suppression and finds extensive use in diverse electronic and electrical applications, providing essential protection against voltage surges and transient overvoltage conditions.

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