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B72210S2251K551
Product Overview
Category
The B72210S2251K551 belongs to the category of varistors, which are electronic components used for protecting circuits from excessive voltage surges.
Use
It is used to protect electronic circuits and devices from transient overvoltage conditions.
Characteristics
- High energy absorption capability
- Fast response time
- Wide operating temperature range
- RoHS compliant
Package
The B72210S2251K551 is typically available in a disc package.
Essence
The essence of this product lies in its ability to rapidly absorb and dissipate high levels of transient energy, thereby safeguarding sensitive electronic components.
Packaging/Quantity
The B72210S2251K551 is usually packaged in reels or bulk quantities, depending on the manufacturer's specifications.
Specifications
- Maximum Continuous Voltage: 220V
- Varistor Voltage: 550V
- Peak Current (8/20μs): 2500A
- Energy (10/1000μs): 2.5J
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The B72210S2251K551 typically has two leads for connection to the circuit board. The pin configuration may vary slightly based on the manufacturer's design.
Functional Features
- Transient voltage suppression
- Overvoltage protection
- Fast response to voltage spikes
Advantages
- Effective protection against voltage surges
- Fast response time
- Wide operating temperature range
Disadvantages
- Limited lifespan after repeated exposure to high-energy transients
- Can degrade over time with exposure to high temperatures
Working Principles
The B72210S2251K551 operates based on the principle of non-linear voltage-dependent resistance. When subjected to a voltage surge, it conducts current to divert excess energy away from the protected circuit.
Detailed Application Field Plans
The B72210S2251K551 is commonly used in: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to the B72210S2251K551 include: - B72210S2201K101 - B72210S2301K101 - B72210S2401K101
In conclusion, the B72210S2251K551 varistor provides essential protection for electronic circuits and devices by effectively suppressing transient overvoltages. Its fast response time and high energy absorption make it a valuable component in various applications, despite its limitations related to lifespan and temperature sensitivity.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de B72210S2251K551 em soluções técnicas
What is the B72210S2251K551 component used for in technical solutions?
- The B72210S2251K551 is a varistor, commonly used for overvoltage protection in electronic circuits.
What are the key specifications of the B72210S2251K551?
- The B72210S2251K551 has a maximum AC voltage of 150V, a maximum DC voltage of 200V, and a nominal varistor voltage of 220V.
How does the B72210S2251K551 protect electronic circuits from overvoltage?
- When an overvoltage occurs, the B72210S2251K551 conducts current to divert excess energy away from the protected circuit, thereby preventing damage.
In what types of applications is the B72210S2251K551 commonly used?
- The B72210S2251K551 is often used in power supplies, telecommunications equipment, industrial controls, and other electronic devices requiring overvoltage protection.
What is the operating temperature range of the B72210S2251K551?
- The B72210S2251K551 has an operating temperature range of -40°C to +85°C, making it suitable for various environmental conditions.
Can the B72210S2251K551 be used in automotive applications?
- Yes, the B72210S2251K551 is suitable for automotive electronics, providing overvoltage protection in vehicles.
Is the B72210S2251K551 lead-free and RoHS compliant?
- Yes, the B72210S2251K551 is lead-free and complies with the Restriction of Hazardous Substances (RoHS) directive.
What is the typical response time of the B72210S2251K551 during an overvoltage event?
- The B72210S2251K551 has a fast response time, typically clamping the voltage within nanoseconds of an overvoltage surge.
Are there any recommended mounting or soldering guidelines for the B72210S2251K551?
- It is recommended to follow the manufacturer's guidelines for mounting and soldering the B72210S2251K551 to ensure proper performance and reliability.
Where can I find detailed application notes and technical specifications for the B72210S2251K551?
- Detailed information about the B72210S2251K551 can be found in the datasheet provided by the manufacturer, as well as in application notes and technical documents available on their website.