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ROV05H121K-S
Product Overview
The ROV05H121K-S belongs to the category of varistors, which are electronic components used to protect circuits from excessive voltage. These devices are commonly employed in power supplies, telecommunication equipment, and consumer electronics. The ROV05H121K-S is characterized by its high energy absorption capability, compact package, and reliability. It is typically available in tape and reel packaging with a specified quantity per reel.
Specifications
- Voltage Rating: 120V
- Peak Current: 500A
- Energy Absorption: 5J
- Package Type: SMD (Surface Mount Device)
- Dimensions: 5mm x 7mm
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The ROV05H121K-S features a standard SMD pin configuration with two terminals for surface mounting onto circuit boards. The datasheet provides detailed information on the pin layout and recommended PCB footprint.
Functional Features
- Transient Voltage Suppression: Effectively clamps transient overvoltage events to protect downstream components.
- Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
- Compact Design: Space-efficient SMD package enables integration into densely populated PCBs.
Advantages and Disadvantages
Advantages 1. High energy absorption capacity. 2. Compact form factor for space-constrained applications. 3. Fast response time for effective protection.
Disadvantages 1. Limited to specific voltage ratings. 2. Sensitive to prolonged exposure to high temperatures.
Working Principles
The ROV05H121K-S operates based on the principle of non-linear voltage-dependent resistance. When subjected to overvoltage conditions, the varistor's resistance decreases sharply, diverting excess current away from sensitive components.
Detailed Application Field Plans
The ROV05H121K-S finds extensive use in various applications, including: - Power supply units - Surge protection devices - Industrial control systems - Telecommunication infrastructure
Detailed and Complete Alternative Models
- ROV10H201K: Higher voltage rating and energy absorption.
- ROV05H101K: Lower voltage rating with similar characteristics.
- ROV20H221K: Increased peak current handling capability.
In conclusion, the ROV05H121K-S varistor offers reliable overvoltage protection in a compact SMD package, making it suitable for diverse electronic applications.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de ROV05H121K-S em soluções técnicas
What is the ROV05H121K-S used for?
- The ROV05H121K-S is a varistor, commonly used for overvoltage protection in electronic circuits.
What is the maximum voltage rating of the ROV05H121K-S?
- The maximum voltage rating of the ROV05H121K-S is 120V.
What is the maximum energy absorption capability of the ROV05H121K-S?
- The ROV05H121K-S has a maximum energy absorption capability of 0.05J.
In what type of technical solutions can the ROV05H121K-S be used?
- The ROV05H121K-S can be used in various technical solutions requiring overvoltage protection, such as power supplies, communication equipment, and industrial controls.
What are the dimensions of the ROV05H121K-S?
- The ROV05H121K-S has dimensions of 5mm x 8mm.
Is the ROV05H121K-S suitable for automotive applications?
- Yes, the ROV05H121K-S is suitable for automotive applications where overvoltage protection is required.
Does the ROV05H121K-S require any special mounting considerations?
- The ROV05H121K-S is designed for surface mount applications and should be mounted according to the manufacturer's recommendations.
Can the ROV05H121K-S be used in high-temperature environments?
- The ROV05H121K-S has a wide operating temperature range and can be used in high-temperature environments up to 125°C.
What is the response time of the ROV05H121K-S to overvoltage events?
- The response time of the ROV05H121K-S is very fast, providing rapid protection against overvoltage conditions.
Are there any specific precautions to consider when using the ROV05H121K-S in a circuit?
- It is important to ensure that the ROV05H121K-S is properly rated for the expected overvoltage conditions and that it is correctly installed to provide effective protection within the circuit.