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SMBJ11CA
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SMBJ11CA - Product Overview

Introduction

The SMBJ11CA is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. This entry provides a comprehensive overview of the SMBJ11CA, including its product category, basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Category

The SMBJ11CA belongs to the category of transient voltage suppressor diodes, specifically designed for surge protection applications in various electronic circuits.

Basic Information Overview

  • Use: The SMBJ11CA is used to protect electronic circuits from voltage transients.
  • Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
  • Package: The SMBJ11CA is available in a surface-mount DO-214AA (SMB) package.
  • Essence: Its essence lies in providing robust transient voltage suppression for sensitive electronic components.
  • Packaging/Quantity: It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage Range: 10.5V to 12.2V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C
  • RoHS Compliance: Yes

Detailed Pin Configuration

The SMBJ11CA features a standard SMB package with two pins. Pin 1 is the cathode, while pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapidly responds to voltage transients to prevent damage to sensitive circuits.
  • High Surge Current Capability: Capable of handling high surge currents during transient events.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact surface-mount package
  • RoHS compliant

Disadvantages

  • Limited power dissipation capability compared to larger devices
  • Sensitive to overvoltage conditions

Working Principles

The SMBJ11CA operates by diverting excess transient current away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient voltage exceeds the breakdown voltage of the diode, it conducts and shunts the excess energy to ground, protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ11CA finds extensive use in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

  • SMBJ10A: Similar specifications with a slightly lower breakdown voltage
  • SMBJ12CA: Similar specifications with a slightly higher breakdown voltage
  • P6SMB11CA: A through-hole variant with similar characteristics

In conclusion, the SMBJ11CA transient voltage suppressor diode offers effective protection against voltage transients in a compact surface-mount package, making it suitable for a wide range of electronic applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMBJ11CA dalam solusi teknis

  1. What is the SMBJ11CA?

    • The SMBJ11CA 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 SMBJ11CA?

    • The SMBJ11CA has a maximum working voltage of 11 volts.

  3. What is the peak pulse power of the SMBJ11CA?

    • The peak pulse power of the SMBJ11CA is 600 watts.

  4. What are the typical applications of the SMBJ11CA?

    • The SMBJ11CA is commonly used in applications such as telecommunications equipment, industrial control systems, and automotive electronics to protect against voltage surges.

  5. What is the response time of the SMBJ11CA?

    • The response time of the SMBJ11CA is very fast, typically in the nanosecond range, providing rapid protection against voltage transients.

  6. How does the SMBJ11CA provide protection?

    • The SMBJ11CA clamps the voltage to a safe level, diverting excess current away from sensitive components and preventing damage.

  7. Is the SMBJ11CA suitable for high-speed data lines?

    • Yes, the SMBJ11CA is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. What is the operating temperature range of the SMBJ11CA?

    • The SMBJ11CA operates within a wide temperature range, typically from -55°C to 150°C, making it suitable for various environments.

  9. Can multiple SMBJ11CA devices be used in parallel for higher power handling?

    • Yes, multiple SMBJ11CA devices can be used in parallel to increase the power handling capability and provide redundancy in protection.

  10. Are there any specific layout considerations when using the SMBJ11CA?

    • It is important to minimize the length and impedance of the traces connecting the SMBJ11CA to the protected circuit to ensure optimal performance. Additionally, proper grounding and placement near the protected components are essential for effective protection.