MOV-20D621KTR
Product Overview
Category: Electronic Component
Use: Surge Protection
Characteristics: High energy absorption, fast response time
Package: Radial Lead
Essence: Metal Oxide Varistor
Packaging/Quantity: Bulk packaging, quantity varies
Specifications
- Voltage Rating: 20V
- Peak Current: 6000A
- Energy Absorption: 360J
- Operating Temperature: -40°C to +85°C
- Lead Material: Tin-plated copper
Detailed Pin Configuration
The MOV-20D621KTR has a radial lead configuration with two leads for easy installation on a circuit board.
Functional Features
- Provides protection against voltage surges and transients
- Fast response time to divert excess energy away from sensitive components
- Reliable performance under varying environmental conditions
Advantages and Disadvantages
Advantages: - High energy absorption capacity - Fast response time - Wide operating temperature range
Disadvantages: - Limited lifespan after repeated surges - Susceptible to thermal runaway under extreme conditions
Working Principles
The MOV-20D621KTR operates based on the metal oxide varistor (MOV) principle, where it exhibits a high resistance at normal operating voltage but rapidly switches to a low resistance state when subjected to a transient voltage surge, effectively shunting the excess energy to protect downstream components.
Detailed Application Field Plans
The MOV-20D621KTR is commonly used in electronic devices and systems that require protection against voltage spikes and surges, such as power supplies, industrial equipment, and telecommunications devices. It is also utilized in consumer electronics like TVs, computers, and home appliances to safeguard sensitive circuits from transient events.
Detailed and Complete Alternative Models
Alternative Model 1: MOV-14D201KTR
- Voltage Rating: 14V
- Peak Current: 10000A
- Energy Absorption: 200J
Alternative Model 2: MOV-25D431KTR
- Voltage Rating: 25V
- Peak Current: 4000A
- Energy Absorption: 430J
Alternative Model 3: MOV-18D561KTR
- Voltage Rating: 18V
- Peak Current: 8000A
- Energy Absorption: 560J
This completes the entry for MOV-20D621KTR, providing comprehensive information about its product category, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
技術ソリューションにおける MOV-20D621KTR の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the MOV-20D621KTR used for?
- The MOV-20D621KTR is a metal oxide varistor (MOV) that is commonly used to protect electrical and electronic devices from voltage surges and transient overvoltage conditions.
What are the key specifications of the MOV-20D621KTR?
- The MOV-20D621KTR has a maximum AC voltage rating of 130V, a peak current capability of 6500A, and a clamping voltage of 340V at 1mA.
How does the MOV-20D621KTR provide protection in technical solutions?
- The MOV-20D621KTR acts as a voltage-dependent resistor, conducting current when subjected to high voltage transients and diverting excess energy away from sensitive components.
Where can the MOV-20D621KTR be applied in technical solutions?
- The MOV-20D621KTR can be used in power supplies, industrial equipment, telecommunications systems, and other electronic devices to safeguard against voltage spikes and surges.
What are the typical failure modes of the MOV-20D621KTR?
- The MOV-20D621KTR can degrade over time due to repeated exposure to transient events, leading to reduced clamping performance or even catastrophic failure if subjected to extreme overvoltage conditions.
How should the MOV-20D621KTR be integrated into a circuit?
- The MOV-20D621KTR should be connected in parallel with the load or equipment to be protected, ensuring that it can shunt excessive voltage away from sensitive components.
What are the environmental considerations for using the MOV-20D621KTR?
- The MOV-20D621KTR should be operated within its specified temperature and humidity ranges to ensure optimal performance and longevity.
Are there any special handling or storage requirements for the MOV-20D621KTR?
- The MOV-20D621KTR should be stored in a dry environment and protected from physical damage to prevent compromising its protective capabilities.
Can the MOV-20D621KTR be used in combination with other surge protection devices?
- Yes, the MOV-20D621KTR can be used in conjunction with other protective components such as gas discharge tubes or transient voltage suppressors to create a comprehensive surge protection solution.
What are the recommended testing procedures for verifying the functionality of the MOV-20D621KTR?
- Testing the clamping voltage and peak current capabilities of the MOV-20D621KTR using appropriate surge simulation equipment can help ensure its effectiveness in protecting against transient events.