Vishay Semiconductor Diodes Division
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SMBJ188A-M3/52
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SMBJ188A-M3/52

Product Overview

Category

The SMBJ188A-M3/52 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Voltage Suppression: Provides effective suppression of transient voltages to safeguard electronic circuits.
  • Fast Response Time: Rapid response to transient events for enhanced protection.
  • Low Clamping Voltage: Limits the peak voltage across the protected circuitry.
  • Compact Package: Small form factor for easy integration into electronic designs.

Package

The SMBJ188A-M3/52 is typically available in a surface-mount package, such as SMB (DO-214AA), which facilitates easy PCB assembly.

Essence

The essence of the SMBJ188A-M3/52 lies in its ability to provide robust protection against transient voltage events, thereby ensuring the reliability and longevity of electronic devices and systems.

Packaging/Quantity

These diodes are commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 600 W
  • Breakdown Voltage: 188 V
  • Operating Voltage: 162 V
  • Clamping Voltage: 270 V
  • Peak Pulse Current: 10 A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ188A-M3/52 typically features two pins for surface-mount soldering onto the PCB. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The functional features of the SMBJ188A-M3/52 include: - Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components. - Fast Response: Rapid reaction to transient events ensures minimal impact on the protected circuitry. - Low Leakage Current: Maintains low leakage current under normal operating conditions.

Advantages and Disadvantages

Advantages

  • Robust transient voltage protection
  • Fast response time
  • Low clamping voltage
  • Compact form factor

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional circuitry for comprehensive surge protection

Working Principles

The SMBJ188A-M3/52 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient voltage event, thereby diverting the excessive energy away from the sensitive components.

Detailed Application Field Plans

The SMBJ188A-M3/52 finds extensive application in various electronic systems, including: - Telecommunication Equipment: Protects communication infrastructure from lightning-induced surges. - Industrial Control Systems: Safeguards control circuitry from ESD and power surges. - Automotive Electronics: Provides transient voltage protection for automotive control modules.

Detailed and Complete Alternative Models

Some alternative models to the SMBJ188A-M3/52 include: - P6KE200CA: Similar TVS diode with a higher breakdown voltage - SMBJ170A: TVS diode with a lower breakdown voltage but similar characteristics - 1.5KE200A: Axial lead TVS diode suitable for through-hole mounting

In conclusion, the SMBJ188A-M3/52 transient voltage suppressor diode offers robust protection against transient voltage events, making it an essential component in various electronic systems.

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技術ソリューションにおける SMBJ188A-M3/52 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure, here are 10 common questions and answers related to the application of SMBJ188A-M3/52 in technical solutions:

  1. What is the maximum peak pulse power dissipation of SMBJ188A-M3/52?

    • The maximum peak pulse power dissipation is 600 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMBJ188A-M3/52?

    • The breakdown voltage is 188V.

  3. What is the typical clamping voltage of SMBJ188A-M3/52?

    • The typical clamping voltage is 304V at 1A.

  4. What is the operating temperature range for SMBJ188A-M3/52?

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

  5. What is the package type of SMBJ188A-M3/52?

    • The package type is DO-214AA (SMB).

  6. What are the typical applications for SMBJ188A-M3/52?

    • Typical applications include protection of sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

  7. What is the reverse stand-off voltage of SMBJ188A-M3/52?

    • The reverse stand-off voltage is 188V.

  8. What is the peak pulse current capability of SMBJ188A-M3/52?

    • The peak pulse current capability is 30.5A for an 8/20μs waveform.

  9. Does SMBJ188A-M3/52 meet RoHS compliance?

    • Yes, SMBJ188A-M3/52 is compliant with RoHS requirements.

  10. Is SMBJ188A-M3/52 suitable for overvoltage protection in power supplies and other electronic equipment?

    • Yes, SMBJ188A-M3/52 is suitable for providing overvoltage protection in power supplies, telecommunications equipment, and other electronic devices.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.