Vishay Semiconductor Diodes Division
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
SMBJ45HE3/52
Lihat Butiran Helaian data

SMBJ45HE3/52

Product Overview

The SMBJ45HE3/52 belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are widely used for protecting sensitive electronic components from voltage spikes and transients. The SMBJ45HE3/52 is characterized by its high surge capability, fast response time, and compact package. It is available in a surface mount DO-214AA (SMB) package and is designed to provide effective protection for various electronic circuits.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, fast response time
  • Package: DO-214AA (SMB)
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier specifications

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage Range: 40.2V to 44.7V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 36.8V
  • Forward Voltage: 3.5V at 5A

Detailed Pin Configuration

The SMBJ45HE3/52 features a standard DO-214AA (SMB) package with two pins. Pin 1 is the anode, while pin 2 is the cathode.

Functional Features

  • Fast response time to clamp transient voltages
  • Low clamping voltage
  • High surge capability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact surface mount package
  • RoHS compliant

Disadvantages

  • Limited power dissipation capability compared to larger TVS diodes
  • May require additional circuitry for handling higher power transients

Working Principles

The SMBJ45HE3/52 operates by quickly diverting excessive voltage away from sensitive components when a transient event occurs. This rapid response helps prevent damage to the protected circuitry by limiting the voltage to a safe level.

Detailed Application Field Plans

The SMBJ45HE3/52 is commonly used in various applications including: - Consumer electronics - Telecommunications equipment - Industrial automation systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

  • SMBJ40A: Similar characteristics with a slightly lower breakdown voltage
  • SMBJ48CA: Higher breakdown voltage with comparable surge capability
  • SMBJ58HE3/5B: Higher power dissipation capability with similar breakdown voltage range

In conclusion, the SMBJ45HE3/52 transient voltage suppressor diode offers reliable protection against voltage spikes and transients in a compact surface mount package. Its fast response time and high surge capability make it suitable for a wide range of electronic applications.

[Word Count: 411]

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ45HE3/52 dalam penyelesaian teknikal

  1. What is the SMBJ45HE3/52?

    • The SMBJ45HE3/52 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ45HE3/52?

    • The maximum peak pulse power of the SMBJ45HE3/52 is 600 watts.

  3. What is the breakdown voltage of the SMBJ45HE3/52?

    • The breakdown voltage of the SMBJ45HE3/52 is 45 volts.

  4. What are the typical applications for the SMBJ45HE3/52?

    • The SMBJ45HE3/52 is commonly used in applications such as power supplies, telecommunications equipment, and industrial electronics to protect against voltage transients.

  5. What is the operating temperature range of the SMBJ45HE3/52?

    • The SMBJ45HE3/52 has an operating temperature range of -55°C to 150°C.

  6. What is the response time of the SMBJ45HE3/52?

    • The response time of the SMBJ45HE3/52 is very fast, typically responding within nanoseconds to clamp transient voltages.

  7. Is the SMBJ45HE3/52 RoHS compliant?

    • Yes, the SMBJ45HE3/52 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of the SMBJ45HE3/52?

    • The SMBJ45HE3/52 comes in a DO-214AA (SMB) package.

  9. What is the clamping voltage of the SMBJ45HE3/52?

    • The clamping voltage of the SMBJ45HE3/52 is 77.4 volts at 10A.

  10. Can the SMBJ45HE3/52 be used for ESD protection?

    • Yes, the SMBJ45HE3/52 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.