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P4SMA47C
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P4SMA47C - Product Overview and Specifications

Introduction

The P4SMA47C is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used for surge protection in electronic circuits, offering characteristics such as high reliability, fast response time, and low clamping voltage. This entry provides an overview of the P4SMA47C, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: High reliability, fast response time, low clamping voltage
  • Package: SMA (DO-214AC)
  • Essence: Silicon TVS Diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Standoff Voltage: 40.2V
  • Breakdown Voltage: 44.7V
  • Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The P4SMA47C has a standard SMA (DO-214AC) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast response time to transient overvoltage events
  • Low clamping voltage to protect sensitive electronic components
  • High reliability and robustness in surge protection applications

Advantages and Disadvantages

Advantages

  • Effective surge protection for electronic circuits
  • Fast response time reduces the risk of damage to sensitive components
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited to specific voltage and power ratings
  • May require additional components for comprehensive surge protection in complex systems

Working Principles

The P4SMA47C operates by diverting excess transient voltage away from sensitive components in electronic circuits. When a surge occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated, thus protecting the downstream components.

Detailed Application Field Plans

The P4SMA47C is widely used in various electronic devices and systems requiring surge protection. Some common application fields include: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supply units

Detailed and Complete Alternative Models

  • Alternative Model 1: P4SMA6.8C

    • Standoff Voltage: 6.12V
    • Breakdown Voltage: 6.8V
    • Peak Pulse Power: 400W

  • Alternative Model 2: P4SMA120C

    • Standoff Voltage: 108V
    • Breakdown Voltage: 120V
    • Peak Pulse Power: 400W

  • Alternative Model 3: P4SMA33C

    • Standoff Voltage: 30.4V
    • Breakdown Voltage: 33.6V
    • Peak Pulse Power: 400W

In conclusion, the P4SMA47C transient voltage suppressor diode offers effective surge protection with its fast response time, low clamping voltage, and high reliability. Its application spans across various electronic systems, and it has several alternative models catering to different voltage requirements.

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技術ソリューションにおける P4SMA47C 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。

  1. What is P4SMA47C?

    • P4SMA47C is a type of TVS (transient voltage suppressor) diode used to protect electronic circuits from voltage spikes and surges.

  2. What is the maximum working voltage of P4SMA47C?

    • The maximum working voltage of P4SMA47C is 40.2V.

  3. What is the peak pulse power of P4SMA47C?

    • The peak pulse power of P4SMA47C is 400W.

  4. What are the typical applications of P4SMA47C?

    • P4SMA47C is commonly used in automotive electronics, industrial equipment, telecommunication systems, and consumer electronics to protect against transient voltage events.

  5. What is the response time of P4SMA47C?

    • The response time of P4SMA47C is very fast, typically in the nanosecond range.

  6. How does P4SMA47C provide protection to electronic circuits?

    • P4SMA47C clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  7. Is P4SMA47C suitable for high-speed data lines?

    • Yes, P4SMA47C is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. What is the operating temperature range of P4SMA47C?

    • The operating temperature range of P4SMA47C is typically -55°C to 150°C.

  9. Can P4SMA47C be used in outdoor applications?

    • Yes, P4SMA47C is often used in outdoor applications due to its ability to withstand harsh environmental conditions.

  10. Are there any specific layout considerations when using P4SMA47C in a circuit?

    • It is important to minimize the length and impedance of the traces connecting P4SMA47C to the protected circuit and to ensure proper grounding for effective protection.