ON Semiconductor
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SMBJ12A933
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SMBJ12A933

Product Overview

Category

The SMBJ12A933 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

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

Package

The SMBJ12A933 is available in a DO-214AA (SMB) package.

Essence

The essence of the SMBJ12A933 lies in its ability to provide robust protection for electronic circuits against transient voltage events.

Packaging/Quantity

It is typically packaged in reels or trays with varying quantities depending on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 10.2V
  • Breakdown Voltage: 11.3V
  • Maximum Clamping Voltage: 18.2V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ12A933 TVS diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Bi-directional protection
  • Low leakage current
  • High reliability
  • Compact size

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • Fast response time
  • Compact form factor
  • RoHS compliant

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection in high-power applications

Working Principles

The SMBJ12A933 operates by diverting excessive transient currents away from sensitive electronic components, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ12A933 is commonly used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SMBJ12A933 include: - SMAJ10A - SMCJ12A - P6SMB12A

In conclusion, the SMBJ12A933 transient voltage suppressor diode offers effective protection against transient voltage events in a compact and reliable package. Its fast response time and bi-directional protection make it suitable for a wide range of applications, although it may have limitations in high-power scenarios. When considering alternatives, the SMAJ10A, SMCJ12A, and P6SMB12A are viable options with similar functionalities.

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10 domande e risposte comuni relative all'applicazione di SMBJ12A933 nelle soluzioni tecniche

  1. What is the SMBJ12A933?

    • The SMBJ12A933 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ12A933?

    • The maximum working voltage of the SMBJ12A933 is 12V.

  3. What is the peak pulse power dissipation of the SMBJ12A933?

    • The peak pulse power dissipation of the SMBJ12A933 is 600 watts.

  4. What are the typical applications for the SMBJ12A933?

    • The SMBJ12A933 is commonly used in applications such as protection of electronic circuits, power supplies, telecommunications equipment, and automotive electronics.

  5. What is the clamping voltage of the SMBJ12A933?

    • The clamping voltage of the SMBJ12A933 is 19.9V at 10A.

  6. What is the operating temperature range of the SMBJ12A933?

    • The operating temperature range of the SMBJ12A933 is -55°C to 150°C.

  7. What is the package type of the SMBJ12A933?

    • The SMBJ12A933 is available in a DO-214AA (SMB) package.

  8. What standards does the SMBJ12A933 comply with?

    • The SMBJ12A933 complies with RoHS and REACH standards.

  9. Can the SMBJ12A933 be used for ESD protection?

    • Yes, the SMBJ12A933 can be used for electrostatic discharge (ESD) protection in various electronic devices.

  10. Is the SMBJ12A933 suitable for high-speed data lines?

    • Yes, the SMBJ12A933 is suitable for protecting high-speed data lines in applications such as Ethernet, USB, and HDMI interfaces.