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P4KE39AHR1G Encyclopedia Entry
Product Overview
The P4KE39AHR1G belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P4KE39AHR1G is designed to provide reliable overvoltage protection in a wide range of applications. Its characteristics include high surge capability, fast response time, and low clamping voltage. The diode is typically available in a package that allows for easy integration into circuit designs. Each package contains a specific quantity of diodes, depending on the manufacturer's specifications.
Specifications
- Part Number: P4KE39AHR1G
- Category: Transient Voltage Suppressor Diode
- Voltage Rating: 39V
- Peak Pulse Power: 400W
- Package Type: DO-41
- Quantity per Package: Varies by manufacturer
Detailed Pin Configuration
The P4KE39AHR1G follows the standard pin configuration for DO-41 package diodes, with two leads for connection to the circuit. The anode and cathode terminals are clearly marked for easy identification during installation.
Functional Features
- Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
- Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
- High Surge Capability: Capable of withstanding high surge currents without degradation.
Advantages and Disadvantages
Advantages
- Reliable overvoltage protection
- Fast response time
- High surge capability
Disadvantages
- Clamping voltage may not be suitable for all applications
- Requires careful consideration of placement within the circuit design
Working Principles
The P4KE39AHR1G operates by diverting excess voltage away from sensitive components when a transient event occurs. When the voltage exceeds the diode's breakdown voltage, it conducts heavily, effectively shunting the excess energy to ground and limiting the voltage across the protected circuit.
Detailed Application Field Plans
The P4KE39AHR1G is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- P6KE39A: Similar voltage rating and power dissipation
- 1.5KE39A: Higher power handling capability
- SA39CA: Low clamping voltage alternative
In conclusion, the P4KE39AHR1G transient voltage suppressor diode offers reliable overvoltage protection with its fast response time and high surge capability. While it has certain limitations, careful consideration of its characteristics and alternatives can lead to effective integration within electronic circuits across various applications.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem P4KE39AHR1G w rozwiązaniach technicznych
What is P4KE39AHR1G?
- P4KE39AHR1G is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.
What are the key features of P4KE39AHR1G?
- P4KE39AHR1G features a peak power dissipation of 400W, low clamping voltage, and fast response time, making it suitable for surge protection in various technical solutions.
How is P4KE39AHR1G typically used in technical solutions?
- P4KE39AHR1G is often used in applications such as power supplies, automotive electronics, telecommunication equipment, and industrial control systems to protect sensitive components from voltage surges.
What are the operating conditions for P4KE39AHR1G?
- P4KE39AHR1G operates within a temperature range of -55°C to 175°C and can handle transient voltage surges up to its maximum rated voltage.
How does P4KE39AHR1G provide protection in technical solutions?
- P4KE39AHR1G acts as a shunt regulator, diverting excessive current away from sensitive components when voltage spikes occur, thus protecting them from damage.
Are there any specific considerations for integrating P4KE39AHR1G into a circuit?
- It's important to ensure proper placement and mounting of P4KE39AHR1G to minimize lead inductance and maximize its effectiveness in suppressing voltage transients.
What are the alternatives to P4KE39AHR1G for surge protection?
- Other options for surge protection include TVS diodes, metal oxide varistors (MOVs), and gas discharge tubes, each with their own advantages and limitations.
Can P4KE39AHR1G be used in high-frequency applications?
- P4KE39AHR1G has a relatively fast response time, making it suitable for some high-frequency applications, but specific performance characteristics should be considered for each application.
What are the potential failure modes of P4KE39AHR1G?
- Common failure modes include thermal runaway under sustained overvoltage conditions and physical damage due to excessive current or power dissipation.
Where can I find detailed specifications and application notes for P4KE39AHR1G?
- Detailed specifications, application notes, and usage guidelines for P4KE39AHR1G can be found in the manufacturer's datasheet and technical documentation.