V275LS40B
Product Overview
Category
The V275LS40B belongs to the category of electronic components, specifically a varistor.
Use
It is used as a voltage-dependent resistor to protect circuits from excessive transient voltage surges.
Characteristics
- Voltage rating: 275V
- Peak current: 8000A
- Energy absorption: 40J
- Fast response time
- Compact package
Package
The V275LS40B is typically available in a disc-shaped package with leads for easy integration into circuit boards.
Essence
The essence of the V275LS40B lies in its ability to rapidly respond to voltage surges and divert excess energy away from sensitive electronic components.
Packaging/Quantity
It is commonly packaged in reels or trays, with quantities varying based on manufacturer and distributor specifications.
Specifications
- Maximum Allowable Voltage: 275V
- Clamping Voltage: 710V
- Peak Current (8/20µs): 8000A
- Energy (10/1000µs): 40J
- Operating Temperature Range: -40°C to +85°C
- Lead Material: Tin-plated copper
Detailed Pin Configuration
The V275LS40B has two leads, typically denoted as anode and cathode. The anode lead is longer than the cathode lead, allowing for proper orientation during installation.
Functional Features
- Transient voltage suppression
- Rapid response to voltage spikes
- High energy absorption capacity
- Reliable protection for sensitive electronic circuits
Advantages
- Effective protection against transient voltage surges
- Fast response time
- Wide operating temperature range
- Compact size for easy integration into circuits
Disadvantages
- Limited lifespan after repeated exposure to voltage surges
- Requires replacement after significant surge events
Working Principles
The V275LS40B operates based on the principle of voltage-dependent resistance. When a voltage surge occurs, the varistor's resistance decreases, allowing it to conduct excess current and divert the surge away from the protected circuit.
Detailed Application Field Plans
The V275LS40B is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics
Detailed and Complete Alternative Models
- V130LA20A: Lower voltage rating but similar energy absorption capacity
- V320LA40B: Higher voltage rating and energy absorption capacity
- S14K275E2: Comparable voltage rating and energy absorption, different package style
In conclusion, the V275LS40B varistor offers reliable protection against transient voltage surges, making it an essential component in numerous electronic applications.
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What is the V275LS40B?
- The V275LS40B is a varistor component used for transient voltage suppression in electronic circuits.
What are the key specifications of the V275LS40B?
- The V275LS40B has a maximum AC voltage of 175V, a maximum DC voltage of 230V, and a peak current of 4500A.
How does the V275LS40B provide transient voltage suppression?
- The V275LS40B operates by rapidly changing its resistance in response to voltage spikes, diverting excess current away from sensitive components.
In what applications is the V275LS40B commonly used?
- The V275LS40B is often used in power supplies, industrial equipment, and telecommunications devices to protect against voltage surges.
What is the operating temperature range of the V275LS40B?
- The V275LS40B can operate within a temperature range of -40°C to 85°C, making it suitable for various environmental conditions.
How is the V275LS40B typically installed in a circuit?
- The V275LS40B is usually connected in parallel with the load or equipment to be protected, providing a shunt path for transient currents.
What are the advantages of using the V275LS40B over other transient voltage suppression devices?
- The V275LS40B offers fast response times, high surge current capability, and low leakage current, making it an effective choice for many applications.
Can the V275LS40B be used in combination with other protective components?
- Yes, the V275LS40B can be used alongside fuses, inductors, and other protective devices to create comprehensive surge protection solutions.
What precautions should be taken when handling and installing the V275LS40B?
- It's important to follow proper ESD (electrostatic discharge) handling procedures and ensure correct polarity during installation to prevent damage to the varistor.
Where can I find detailed application notes and technical resources for the V275LS40B?
- Detailed application notes, datasheets, and technical resources for the V275LS40B can be found on the manufacturer's website or through authorized distributors.