Vishay Semiconductor Diodes Division
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SMBJ14D-M3/H
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SMBJ14D-M3/H

Product Overview

The SMBJ14D-M3/H belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMBJ14D-M3/H is designed to provide robust protection against transient overvoltage conditions, making it suitable for a variety of applications.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AA (SMB), SMD/SMT package style
  • Essence: Provides transient voltage suppression for electronic circuits
  • Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on supplier and order size

Specifications

  • Voltage - Reverse Standoff (Typ): 12.8V
  • Voltage - Breakdown (Min): 14.3V
  • Clamping Voltage (Max) @ Ipp: 21.2V
  • Peak Pulse Current: 30.6A
  • Power Peak Pulse: 600W
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ14D-M3/H follows the standard pin configuration for SMB diodes, with two terminals for connection to the circuit. The pinout is as follows: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
  • High Surge Current Capability: Capable of handling large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact SMD package for easy integration into circuit designs

Disadvantages

  • Clamping voltage may be relatively high for some sensitive applications
  • Limited power dissipation capability compared to larger TVS diodes

Working Principles

The SMBJ14D-M3/H operates by diverting excess transient voltage away from sensitive components in the circuit. When a transient voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated safely.

Detailed Application Field Plans

The SMBJ14D-M3/H is commonly used in various electronic systems where protection against voltage transients is critical. Some specific application fields include: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: P6SMBJ14CA
  • Alternative Model 2: 1.5SMCJ14A
  • Alternative Model 3: SMAJ14A

In conclusion, the SMBJ14D-M3/H transient voltage suppressor diode offers effective protection against transient overvoltages in a compact SMD package, making it a versatile choice for a wide range of electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMBJ14D-M3/H i tekniska lösningar

  1. What is the SMBJ14D-M3/H?

    • The SMBJ14D-M3/H is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ14D-M3/H?

    • The SMBJ14D-M3/H has a maximum working voltage of 14V.

  3. What is the peak pulse power dissipation of the SMBJ14D-M3/H?

    • The peak pulse power dissipation of the SMBJ14D-M3/H is 600W.

  4. What are the typical applications of the SMBJ14D-M3/H?

    • The SMBJ14D-M3/H is commonly used in applications such as telecommunications equipment, computers, and consumer electronics to protect against voltage transients induced by lightning, ESD, or other transient voltage events.

  5. What is the clamping voltage of the SMBJ14D-M3/H?

    • The clamping voltage of the SMBJ14D-M3/H is typically 23.2V at 10A.

  6. What is the operating temperature range of the SMBJ14D-M3/H?

    • The SMBJ14D-M3/H has an operating temperature range of -55°C to 150°C.

  7. Is the SMBJ14D-M3/H RoHS compliant?

    • Yes, the SMBJ14D-M3/H is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of the SMBJ14D-M3/H?

    • The SMBJ14D-M3/H is available in a DO-214AA (SMB) package.

  9. Does the SMBJ14D-M3/H require any external components for proper operation?

    • No, the SMBJ14D-M3/H does not require any external components for its basic operation as a transient voltage suppressor diode.

  10. Can the SMBJ14D-M3/H be used for overvoltage protection in automotive applications?

    • Yes, the SMBJ14D-M3/H can be used for overvoltage protection in automotive applications, providing reliable protection against voltage transients in vehicle electronics.

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