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P4KE550
Product Overview
Category
P4KE550 belongs to the category of transient voltage suppressor diodes.
Use
These diodes are used to protect sensitive electronic components from voltage spikes and transients.
Characteristics
- Fast response time
- High surge capability
- Low clamping voltage
- RoHS compliant
Package
The P4KE550 is typically available in a DO-41 package.
Essence
The essence of the P4KE550 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.
Packaging/Quantity
The P4KE550 is commonly packaged in reels or bulk quantities, depending on the supplier.
Specifications
- Peak Power Dissipation: 400W
- Breakdown Voltage Range: 495V to 605V
- Maximum Clamping Voltage: 775V
- Operating Temperature Range: -55°C to 175°C
- Storage Temperature Range: -55°C to 175°C
Detailed Pin Configuration
The P4KE550 typically has two pins, with the anode connected to one pin and the cathode connected to the other. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
The P4KE550 operates by quickly diverting excess voltage away from the protected circuit when a transient event occurs. This rapid response helps prevent damage to sensitive components.
Advantages and Disadvantages
Advantages
- Effective protection against voltage spikes
- Fast response time
- Wide operating temperature range
Disadvantages
- Higher clamping voltage compared to some alternative models
- Sensitive to reverse polarity connection
Working Principles
When the voltage across the P4KE550 exceeds its breakdown voltage, it begins to conduct and shunt the excess current to protect the downstream circuitry. This process occurs rapidly to minimize the impact of the transient event.
Detailed Application Field Plans
The P4KE550 is commonly used in various applications, including: - Power supplies - Telecommunications equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the P4KE550 include: - P4KE440 - P4KE480 - P4KE510
In summary, the P4KE550 transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it a valuable component in numerous electronic applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE550 v technických řešeních
What is P4KE550?
- P4KE550 is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.
What is the maximum peak pulse power of P4KE550?
- The maximum peak pulse power of P4KE550 is typically 400 watts.
What is the breakdown voltage of P4KE550?
- The breakdown voltage of P4KE550 is 495 volts.
How does P4KE550 protect electronic circuits?
- P4KE550 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
What are the typical applications of P4KE550?
- P4KE550 is commonly used in surge protection for power supplies, telecommunications equipment, automotive electronics, and industrial control systems.
What is the response time of P4KE550?
- The response time of P4KE550 is very fast, typically in the nanosecond range, providing quick protection against voltage spikes.
Can P4KE550 be used for overvoltage protection in automotive applications?
- Yes, P4KE550 is suitable for overvoltage protection in automotive electronics, such as protecting sensitive components from voltage surges in vehicle electrical systems.
What is the operating temperature range of P4KE550?
- The operating temperature range of P4KE550 is typically -55°C to 175°C, making it suitable for a wide range of environments.
Does P4KE550 require any external components for proper operation?
- P4KE550 can be used independently but may benefit from additional circuitry such as fuses and capacitors for enhanced protection in some applications.
Is P4KE550 RoHS compliant?
- Yes, P4KE550 is typically RoHS compliant, meaning it meets the requirements of the Restriction of Hazardous Substances directive for environmental safety.