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5KP78 Product Overview
Introduction
5KP78 is a high-power transient voltage suppressor (TVS) diode designed to protect electronic circuits from overvoltage transients. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Product Information Overview
Category
5KP78 belongs to the category of TVS diodes, which are semiconductor devices used to protect sensitive electronics from voltage spikes and surges.
Use
The primary use of 5KP78 is to safeguard electronic circuits from transient overvoltage events, such as electrostatic discharge (ESD) and lightning-induced surges.
Characteristics
- High power dissipation capability
- Fast response time
- Low clamping voltage
- Robust construction for reliability
Package
5KP78 is typically available in a DO-201AD package, which is a molded plastic case with leads for easy mounting on a printed circuit board.
Essence
The essence of 5KP78 lies in its ability to rapidly divert excessive voltage away from sensitive components, thereby protecting them from damage.
Packaging/Quantity
These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Peak Power Dissipation: 5000W
- Breakdown Voltage: 78V
- Maximum Clamping Voltage: 126V
- Operating Temperature Range: -55°C to +175°C
- Reverse Standoff Voltage: 66.3V
- Leakage Current: 1µA
Detailed Pin Configuration
The detailed pin configuration of 5KP78 includes the anode and cathode terminals, which are essential for proper installation and connection within a circuit.
Functional Features
- Rapid response to transient overvoltage events
- High power dissipation capability
- Low clamping voltage for enhanced protection
- Reliable performance under extreme conditions
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- High power handling capacity
- Wide operating temperature range
- Robust construction for durability
Disadvantages
- Relatively larger physical size compared to lower power TVS diodes
- Higher cost compared to standard diodes
Working Principles
When an overvoltage event occurs, the 5KP78 diode conducts and shunts the excess current away from the protected circuit, limiting the voltage across it to a safe level.
Detailed Application Field Plans
5KP78 finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to 5KP78 include: - 5KP6.8 - 5KP10 - 5KP15 - 5KP22 - 5KP33
In conclusion, 5KP78 is a crucial component in safeguarding electronic circuits from transient overvoltage events, offering robust protection and reliable performance across diverse applications.
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What is 5KP78?
- 5KP78 is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.
How does 5KP78 work?
- 5KP78 diodes work by diverting excess voltage away from sensitive components in a circuit, preventing damage from voltage spikes.
What are the typical applications of 5KP78?
- 5KP78 diodes are commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.
What is the maximum voltage and current rating for 5KP78?
- The maximum peak pulse voltage for 5KP78 is 78V, and the maximum peak pulse current is typically around 500A.
How do I select the right 5KP78 for my application?
- When selecting a 5KP78 diode, consider the maximum voltage and current requirements of your circuit, as well as the response time and clamping voltage of the diode.
Can 5KP78 be used for ESD protection?
- Yes, 5KP78 diodes can be used for electrostatic discharge (ESD) protection in electronic circuits to safeguard against static electricity discharges.
Are there any temperature considerations when using 5KP78?
- It's important to consider the operating temperature range of 5KP78 diodes to ensure they function properly within the specified temperature limits of the application.
What are the packaging options available for 5KP78?
- 5KP78 diodes are available in various package types, including axial-lead, surface mount, and through-hole packages, providing flexibility for different mounting configurations.
Can 5KP78 be used in high-frequency applications?
- While 5KP78 diodes are primarily designed for transient voltage suppression, they can also be used in some high-frequency applications, depending on the specific requirements.
What are the key differences between 5KP78 and other transient voltage suppressor diodes?
- The main differences lie in the voltage and current ratings, response times, and clamping voltages, which can vary between different types of transient voltage suppressor diodes.