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P4SMA43A
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P4SMA43A - Product Overview and Specifications

Introduction

P4SMA43A is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used for protecting sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of P4SMA43A.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMA package
  • Essence: TVS diode for circuit protection
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 43V
  • Clamping Voltage: 77.4V at 1A
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The P4SMA43A diode has two pins, typically denoted as the anode and cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side.

Functional Features

  • Transient Voltage Suppression: Provides rapid response to transient voltage events, diverting excess current away from sensitive components.
  • Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage during transient events.
  • High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size and easy integration into circuits

Disadvantages

  • Limited to specific voltage ranges
  • May require additional components for comprehensive circuit protection

Working Principles

When a transient voltage event occurs, the P4SMA43A diode conducts current and clamps the voltage to a safe level, protecting downstream components from damage. This is achieved through the diode's ability to rapidly switch into a low-impedance state when subjected to high voltages.

Detailed Application Field Plans

P4SMA43A is widely used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

  • P4SMA6.8A: Breakdown Voltage - 6.8V
  • P4SMA10A: Breakdown Voltage - 10V
  • P4SMA15A: Breakdown Voltage - 15V
  • P4SMA30A: Breakdown Voltage - 30V
  • P4SMA51A: Breakdown Voltage - 51V

In conclusion, P4SMA43A is a vital component in protecting electronic circuits from transient voltage events. Its fast response time, low clamping voltage, and high surge current capability make it a reliable choice for various applications.

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10个与P4SMA43A在技术解决方案中的应用相关的常见问题及解答

  1. What is P4SMA43A?

    • P4SMA43A is a type of TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of P4SMA43A?

    • The maximum peak pulse power of P4SMA43A is typically 400 watts.

  3. What is the breakdown voltage of P4SMA43A?

    • The breakdown voltage of P4SMA43A is approximately 43 volts.

  4. What are the typical applications of P4SMA43A?

    • P4SMA43A is commonly used in surge protection for various electronic circuits, such as power supplies, communication equipment, and automotive electronics.

  5. What is the response time of P4SMA43A?

    • The response time of P4SMA43A is very fast, typically in the nanosecond range, providing quick protection against voltage transients.

  6. Can P4SMA43A be used for overvoltage protection in automotive systems?

    • Yes, P4SMA43A is suitable for overvoltage protection in automotive systems, including protecting sensitive electronic components from voltage surges in vehicle electrical systems.

  7. Is P4SMA43A RoHS compliant?

    • Yes, P4SMA43A is RoHS compliant, meeting the requirements for restriction of hazardous substances in electronic products.

  8. What is the operating temperature range of P4SMA43A?

    • The operating temperature range of P4SMA43A is typically -55°C to 150°C, making it suitable for a wide range of environments.

  9. Can P4SMA43A be used in telecommunications equipment?

    • Yes, P4SMA43A can be used in telecommunications equipment to protect against voltage transients and surges that may occur in the network.

  10. Does P4SMA43A require any external components for proper operation?

    • P4SMA43A does not require any external components for basic operation, but it may be used in conjunction with other circuit protection devices for enhanced system protection.