Vishay Semiconductor Diodes Division
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SMBJ9.0AHE3/5B
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SMBJ9.0AHE3/5B

Product Overview

Category

The SMBJ9.0AHE3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes).

Use

It is primarily used for protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

  • Low clamping voltage
  • Fast response time
  • High surge current capability
  • RoHS compliant

Package

The SMBJ9.0AHE3/5B is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to rapidly clamp transient voltages to a safe level, thereby safeguarding downstream components.

Packaging/Quantity

The SMBJ9.0AHE3/5B is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 9.0V
  • Breakdown Voltage: 10V
  • Maximum Clamping Voltage: 14.5V
  • Peak Pulse Current: 30.6A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ9.0AHE3/5B has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Bi-directional protection
  • Low incremental surge resistance
  • High temperature stability

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • High surge current capability ensures robust protection
  • RoHS compliance aligns with environmental regulations

Disadvantages

  • Limited to low voltage applications
  • May require additional circuitry for higher power applications

Working Principles

When a transient voltage spike occurs, the SMBJ9.0AHE3/5B conducts current to divert the excess energy away from the protected circuit. This rapid response prevents damage to downstream components.

Detailed Application Field Plans

The SMBJ9.0AHE3/5B is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ9.0AHE3/5B include: - SMAJ9.0A - P4SMAJ9.0A - SMCJ9.0A

In conclusion, the SMBJ9.0AHE3/5B TVS diode offers efficient transient voltage protection for a wide range of electronic applications, making it an essential component in ensuring the reliability and longevity of sensitive electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ9.0AHE3/5B v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMBJ9.0AHE3/5B in technical solutions:

  1. What is the SMBJ9.0AHE3/5B?

    • The SMBJ9.0AHE3/5B is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients in various applications.

  2. What is the maximum peak pulse power of SMBJ9.0AHE3/5B?

    • The maximum peak pulse power of SMBJ9.0AHE3/5B is 600 watts.

  3. What is the breakdown voltage of SMBJ9.0AHE3/5B?

    • The breakdown voltage of SMBJ9.0AHE3/5B is 9.0 volts.

  4. In what type of applications can SMBJ9.0AHE3/5B be used?

    • SMBJ9.0AHE3/5B can be used in applications such as automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.

  5. What is the operating temperature range of SMBJ9.0AHE3/5B?

    • The operating temperature range of SMBJ9.0AHE3/5B is -55°C to +150°C.

  6. How does SMBJ9.0AHE3/5B provide protection in circuits?

    • SMBJ9.0AHE3/5B clamps the voltage across the circuit when a transient voltage spike occurs, diverting excess current away from sensitive components.

  7. Is SMBJ9.0AHE3/5B RoHS compliant?

    • Yes, SMBJ9.0AHE3/5B is RoHS compliant, making it suitable for use in environmentally conscious designs.

  8. What is the response time of SMBJ9.0AHE3/5B?

    • The response time of SMBJ9.0AHE3/5B is very fast, typically responding within nanoseconds to transient voltage events.

  9. Can SMBJ9.0AHE3/5B be used for overvoltage protection in power supply circuits?

    • Yes, SMBJ9.0AHE3/5B is commonly used for overvoltage protection in power supply circuits to safeguard sensitive components from voltage spikes.

  10. Are there any specific layout considerations when using SMBJ9.0AHE3/5B in a PCB design?

    • It is recommended to place SMBJ9.0AHE3/5B as close as possible to the protected circuitry and to minimize the trace length between the diode and the protected components for optimal performance.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.