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P4SMA540AHE3_A/H Encyclopedia Entry
Product Overview
The P4SMA540AHE3A/H belongs to the category of TVS (Transient Voltage Suppressor) diodes and is commonly used for surge protection in electronic circuits. These diodes are characterized by their ability to rapidly respond to overvoltage events, diverting excessive current away from sensitive components. The P4SMA540AHE3A/H is typically packaged in a small, surface-mount package and is available in various quantities.
Specifications
- Voltage Rating: 440V
- Power Dissipation: 400W
- Package Type: DO-214AC (SMA)
- Operating Temperature Range: -55°C to 150°C
- RoHS Compliant: Yes
Detailed Pin Configuration
The P4SMA540AHE3_A/H follows the standard pin configuration for SMA diodes, with two terminals for connection to the circuit.
Functional Features
- Transient Voltage Suppression: Effectively clamps transient voltage spikes to protect downstream components.
- Fast Response Time: Rapid reaction to overvoltage events ensures minimal impact on the circuit.
Advantages and Disadvantages
Advantages
- Effective surge protection for sensitive electronic components.
- Small form factor for space-constrained applications.
Disadvantages
- Limited power dissipation compared to larger TVS diodes.
- Higher cost compared to traditional voltage suppression methods.
Working Principles
The P4SMA540AHE3_A/H operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds its rated value, effectively suppressing the transient voltage spike.
Detailed Application Field Plans
The P4SMA540AHE3_A/H is commonly used in the following applications: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Consumer Electronics: Safeguarding sensitive electronic devices from power surges. - Automotive Electronics: Providing surge protection for vehicle electronics.
Detailed and Complete Alternative Models
- P6SMB440A: Similar TVS diode with higher power dissipation capability.
- 1.5SMC440CA: TVS diode with a different package type for diverse mounting options.
In conclusion, the P4SMA540AHE3_A/H TVS diode offers effective surge protection in a compact package, making it suitable for a wide range of electronic applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4SMA540AHE3_A/H v technických řešeních
What is the maximum peak pulse power of P4SMA540AHE3_A/H?
- The maximum peak pulse power is 400 Watts for a 10/1000 µs waveform.
What is the breakdown voltage of P4SMA540AHE3_A/H?
- The breakdown voltage is typically 540V.
What is the operating temperature range for P4SMA540AHE3_A/H?
- The operating temperature range is -55°C to +150°C.
What are the typical applications for P4SMA540AHE3_A/H?
- P4SMA540AHE3_A/H is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.
What is the reverse stand-off voltage of P4SMA540AHE3_A/H?
- The reverse stand-off voltage is typically 459V.
Does P4SMA540AHE3_A/H have a low clamping voltage?
- Yes, it has a low clamping voltage, which is beneficial for protecting sensitive components from overvoltage events.
Is P4SMA540AHE3_A/H RoHS compliant?
- Yes, P4SMA540AHE3_A/H is RoHS compliant, making it suitable for use in environmentally conscious applications.
What is the response time of P4SMA540AHE3_A/H?
- The response time is very fast, providing rapid protection against transient voltage events.
Can P4SMA540AHE3_A/H be used in high-speed data lines?
- Yes, it can be used in high-speed data lines to protect against voltage transients and surges.
Are there any recommended layout considerations when using P4SMA540AHE3_A/H?
- It is recommended to minimize the length and impedance of the connections to P4SMA540AHE3_A/H and to ensure proper grounding for optimal performance.