TMOV20R175E Encyclopedia Entry

Product Overview

Use

It is used as a voltage-dependent resistor to protect electrical circuits from overvoltage conditions.

Characteristics

Voltage Rating: 175V
Package Type: Radial leaded disc
Essence: Provides transient voltage surge suppression
Packaging/Quantity: Typically packaged in reels or bulk quantities

Specifications

Maximum Allowable Voltage: 230V AC
Nominal Discharge Current: 10kA
Energy Absorption: 360J
Operating Temperature Range: -40°C to +85°C
Lead Material: Tin-plated copper

Detailed Pin Configuration

The TMOV20R175E has two radial leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

Transient Voltage Suppression: Provides protection against voltage transients and surges.
Fast Response Time: Quickly clamps excessive voltage to protect downstream components.

Advantages

Effective protection against voltage spikes
Fast response time
Wide operating temperature range

Disadvantages

Limited lifespan after multiple surge events
Can degrade over time with repeated exposure to high-energy surges

Working Principles

The TMOV20R175E operates based on the principle of varistor action, where its resistance decreases with increasing voltage, thereby diverting excess current away from sensitive components.

Detailed Application Field Plans

The TMOV20R175E is commonly used in various applications, including: - Power distribution systems - Industrial equipment - Telecommunications infrastructure - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the TMOV20R175E include: - TMOV14R320E - TMOV25S431K - TMOV34S471K

In conclusion, the TMOV20R175E is a vital component in safeguarding electronic devices and systems from voltage surges, offering reliable protection and performance across diverse applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TMOV20R175E i tekniska lösningar

What is the TMOV20R175E?
- The TMOV20R175E is a type of metal oxide varistor (MOV) that provides overvoltage protection in electrical circuits.
What are the key specifications of the TMOV20R175E?
- The TMOV20R175E has a maximum voltage rating of 175V and a peak current capability of 20kA.
How does the TMOV20R175E provide overvoltage protection?
- The TMOV20R175E clamps excessive voltage levels by diverting surge currents away from sensitive components, thereby safeguarding the circuit.
In what applications can the TMOV20R175E be used?
- The TMOV20R175E is commonly employed in power supplies, industrial equipment, and telecommunications systems to protect against transient voltage events.
What are the advantages of using the TMOV20R175E in technical solutions?
- The TMOV20R175E offers fast response times, high surge current handling capabilities, and reliability in protecting electronic devices from voltage transients.
How should the TMOV20R175E be installed in a circuit?
- The TMOV20R175E should be connected in parallel with the load, ensuring that it can effectively shunt excess voltage away from the protected components.
What are the typical failure modes of the TMOV20R175E?
- The TMOV20R175E may degrade over time due to repeated exposure to overvoltage events, leading to reduced clamping performance or eventual failure.
Can the TMOV20R175E be used in outdoor applications?
- Yes, the TMOV20R175E is designed to withstand outdoor environments and is suitable for use in outdoor electrical enclosures and equipment.
Are there any temperature limitations for the TMOV20R175E?
- The TMOV20R175E has an operating temperature range of -40°C to 85°C, making it suitable for a wide range of environmental conditions.
What are the recommended maintenance practices for the TMOV20R175E?
- Regular inspection for physical damage and testing for proper functionality under simulated surge conditions is recommended to ensure the continued effectiveness of the TMOV20R175E in technical solutions.