Vishay Semiconductor Diodes Division
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SMBJ33A/54
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SMBJ33A/54

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression
  • Characteristics: Transient Voltage Suppressor Diode
  • Package: DO-214AB
  • Essence: Protects sensitive electronic devices from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 33V
  • Voltage - Breakdown (Min): 36.7V
  • Voltage - Clamping (Max) @ Ipp: 53.3V
  • Current - Peak Pulse (10/1000µs): 18.2A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ33A/54 has a standard DO-214AB package with two pins. Pin 1 is the anode and pin 2 is the cathode.

Functional Features

  • Provides transient voltage suppression for sensitive electronics
  • Fast response time to protect against voltage spikes
  • Low clamping voltage to prevent damage to connected devices

Advantages

  • High surge capability
  • Low profile package
  • RoHS compliant

Disadvantages

  • Limited to low power applications
  • May require additional circuitry for comprehensive protection

Working Principles

The SMBJ33A/54 operates by diverting excess voltage away from sensitive components, preventing damage due to transient voltage spikes. When the voltage exceeds the breakdown voltage, the diode conducts and clamps the voltage to a safe level.

Detailed Application Field Plans

This diode is commonly used in various electronic devices such as telecommunication equipment, computers, and consumer electronics to protect against voltage surges caused by lightning, ESD, or other transient events.

Detailed and Complete Alternative Models

  • SMBJ33A: Similar specifications but with a lower clamping voltage
  • SMBJ54A: Higher voltage rating with similar characteristics
  • P6KE33CA: Axial leaded alternative with comparable specifications

In conclusion, the SMBJ33A/54 is a reliable and efficient transient voltage suppressor diode suitable for a wide range of electronic applications, providing essential protection against voltage spikes and surges.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ33A/54 en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of SMBJ33A/54 in technical solutions:

  1. What is SMBJ33A/54?

    • SMBJ33A/54 is a type of transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage for SMBJ33A/54?

    • The maximum working voltage for SMBJ33A/54 is 33V for SMBJ33A and 54V for SMBJ54.

  3. What is the peak pulse power of SMBJ33A/54?

    • The peak pulse power for SMBJ33A/54 is typically 600W.

  4. What are the typical applications of SMBJ33A/54?

    • SMBJ33A/54 is commonly used in applications such as telecommunications equipment, industrial automation, automotive electronics, and power supplies.

  5. How does SMBJ33A/54 protect electronic circuits?

    • SMBJ33A/54 clamps the voltage across the protected circuit when it exceeds the breakdown voltage, diverting excess current away from sensitive components.

  6. What is the response time of SMBJ33A/54?

    • The response time of SMBJ33A/54 is very fast, typically responding within nanoseconds to voltage transients.

  7. Can SMBJ33A/54 be used for overvoltage protection in automotive applications?

    • Yes, SMBJ33A/54 is suitable for overvoltage protection in automotive applications due to its fast response time and high surge capability.

  8. What is the operating temperature range for SMBJ33A/54?

    • The operating temperature range for SMBJ33A/54 is typically -55°C to 150°C, making it suitable for a wide range of environments.

  9. Is SMBJ33A/54 RoHS compliant?

    • Yes, SMBJ33A/54 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. Are there any recommended layout considerations for using SMBJ33A/54?

    • It is recommended to minimize the length of the traces between the SMBJ33A/54 and the protected circuit, and to provide a low-impedance path to ground for optimal performance.

I hope these answers are helpful! Let me know if you need further assistance.