P4KE18 Diode: Encyclopedia Entry
Introduction
The P4KE18 diode is a crucial component in the field of electronics and electrical engineering. This encyclopedia entry aims to provide a comprehensive overview of the P4KE18 diode, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.
Product Overview
Category
The P4KE18 diode belongs to the category of transient voltage suppressor (TVS) diodes.
Use
It is primarily used for surge protection in electronic circuits to prevent damage from voltage spikes.
Characteristics
- Fast response time
- High surge capability
- Low clamping voltage
Package
The P4KE18 diode is typically available in a DO-41 package.
Essence
The essence of the P4KE18 diode lies in its ability to rapidly suppress transient voltages and protect sensitive electronic components.
Packaging/Quantity
These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Peak Pulse Power Dissipation: 400W
- Breakdown Voltage Range: 15.3V to 16.8V
- Maximum Clamping Voltage: 24.4V at 10A
- Operating Temperature Range: -55°C to 175°C
Detailed Pin Configuration
The P4KE18 diode has two pins, anode, and cathode, which are essential for proper installation and functionality within a circuit.
Functional Features
- Rapid response to transient voltage spikes
- Low clamping voltage to protect downstream components
- High surge capability for reliable protection
Advantages and Disadvantages
Advantages
- Effective surge protection
- Fast response time
- Wide operating temperature range
Disadvantages
- Limited breakdown voltage range
- Requires careful consideration of placement within circuits
Working Principles
When a transient voltage spike occurs, the P4KE18 diode conducts current, diverting the excess energy away from sensitive components. This action effectively clamps the voltage to a safe level, protecting the circuit.
Detailed Application Field Plans
The P4KE18 diode finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Several alternative models to the P4KE18 diode include: - P4KE6.8 - P4KE10 - P4KE15 - P4KE22
In conclusion, the P4KE18 diode serves as a critical component in safeguarding electronic circuits from transient voltage spikes. Its fast response time, high surge capability, and low clamping voltage make it an indispensable asset in diverse applications across different industries.
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技術ソリューションにおける P4KE18 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 P4KE18?
- P4KE18 is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.
What is the maximum voltage rating for P4KE18?
- The maximum voltage rating for P4KE18 is 18V.
What is the typical application of P4KE18 in technical solutions?
- P4KE18 is often used in electronic circuits to protect sensitive components such as integrated circuits, transistors, and other semiconductor devices from voltage surges and spikes.
How does P4KE18 provide protection against voltage spikes?
- P4KE18 operates by clamping the voltage across the circuit when it exceeds the breakdown voltage, diverting excess current away from sensitive components.
What are the key characteristics of P4KE18 that make it suitable for technical solutions?
- P4KE18 offers fast response time, low clamping voltage, and high surge current capability, making it effective in protecting electronic circuits from transient events.
Can P4KE18 be used in automotive applications?
- Yes, P4KE18 is commonly used in automotive electronics to safeguard against voltage transients caused by factors such as load dump and jump-start events.
Are there any specific mounting or handling considerations for P4KE18?
- P4KE18 should be mounted close to the protected circuit and with short leads to minimize inductance. Proper ESD precautions should also be followed during handling.
What is the temperature range for P4KE18?
- P4KE18 typically operates within a temperature range of -55°C to 175°C, making it suitable for a wide range of environmental conditions.
Can P4KE18 be used in conjunction with other protective components?
- Yes, P4KE18 can be used in combination with other protective devices such as varistors and fuses to provide comprehensive overvoltage protection.
Where can I find detailed specifications and application notes for P4KE18?
- Detailed specifications and application notes for P4KE18 can be found in the product datasheet provided by the manufacturer or distributor, offering comprehensive guidance on its use in technical solutions.