Littelfuse Inc.
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P6SMBJ47
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P6SMBJ47 - Product Overview and Analysis

Introduction

The P6SMBJ47 is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P6SMBJ47 is specifically designed to provide protection for sensitive electronics against voltage surges typically caused by lightning, inductive load switching, and electrostatic discharge.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMB (DO-214AA)
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Voltage - Reverse Standoff (Typ): 40.2V
  • Voltage - Breakdown: 44.7V
  • Clamping Voltage: 64.5V
  • Peak Pulse Current: 67.9A
  • Capacitance: 150pF
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The P6SMBJ47 diode has two pins, 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 of the circuit.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level.
  • Fast Response Time: Rapid reaction to voltage spikes, minimizing the risk of damage to downstream components.
  • Low Clamping Voltage: Limits the voltage across the protected circuit to prevent damage.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Compact size and easy to integrate into circuits

Disadvantages

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

Working Principles

The P6SMBJ47 operates by diverting excessive voltage away from sensitive electronic components. When a voltage surge occurs, the diode rapidly conducts, providing a low-resistance path for the excess energy to be safely dissipated.

Detailed Application Field Plans

The P6SMBJ47 is widely used in various applications including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P6SMBJ33CA: Similar TVS diode with lower breakdown voltage
  • P6SMBJ51A: Comparable TVS diode with higher breakdown voltage
  • P6SMBJ100CA: TVS diode with higher reverse standoff voltage

In conclusion, the P6SMBJ47 TVS diode offers effective protection against voltage surges and transients, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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Énumérez 10 questions et réponses courantes liées à l'application de P6SMBJ47 dans les solutions techniques

  1. What is the P6SMBJ47?

    • The P6SMBJ47 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of P6SMBJ47?

    • The maximum working voltage of P6SMBJ47 is 40.2V.

  3. What is the peak pulse power of P6SMBJ47?

    • The peak pulse power of P6SMBJ47 is 600W.

  4. What are the typical applications of P6SMBJ47?

    • P6SMBJ47 is commonly used in applications such as overvoltage protection for electronic circuits, surge protection in telecommunications equipment, and transient voltage suppression in industrial and consumer electronics.

  5. What is the breakdown voltage of P6SMBJ47?

    • The breakdown voltage of P6SMBJ47 is typically 52.8V.

  6. What is the operating temperature range of P6SMBJ47?

    • The operating temperature range of P6SMBJ47 is -55°C to +150°C.

  7. How does P6SMBJ47 provide transient voltage suppression?

    • P6SMBJ47 clamps the voltage during transient events, diverting excess current away from sensitive components and limiting the voltage across the protected circuit.

  8. Can P6SMBJ47 be used for ESD protection?

    • Yes, P6SMBJ47 can be used for electrostatic discharge (ESD) protection in various electronic devices and systems.

  9. What is the package type of P6SMBJ47?

    • P6SMBJ47 is available in a surface mount SMA package.

  10. Is P6SMBJ47 RoHS compliant?

    • Yes, P6SMBJ47 is RoHS compliant, making it suitable for use in environmentally conscious designs.