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SMBJ26CA
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SMBJ26CA - Product Overview

Introduction

The SMBJ26CA 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 SMBJ26CA, including its product category, basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The SMBJ26CA belongs to the category of transient voltage suppressor diodes. It is primarily used for surge protection in various electronic circuits, such as power supplies, communication systems, industrial equipment, and automotive electronics. The diode acts as a safeguard against voltage spikes and surges, thereby preventing damage to sensitive components.

Characteristics

  • Package: SMB (DO-214AA)
  • Essence: Transient Voltage Suppressor Diode
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities based on manufacturer specifications

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage: 26V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 23.2V
  • Clamping Voltage: 41.4V at 10A

Detailed Pin Configuration

The SMBJ26CA follows the standard pin configuration for SMB package diodes, with two leads for connection. The anode is typically denoted by a small rectangular shape near the lead, while the cathode is identified by the remaining lead.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
  • Low Clamping Voltage: Provides efficient protection without introducing excessive voltage drop.

Advantages and Disadvantages

Advantages

  • Effective surge protection for sensitive electronics
  • Fast response time
  • Compact form factor for easy integration into circuit designs

Disadvantages

  • Limited to specific voltage ratings
  • May require additional circuitry for comprehensive surge protection in complex systems

Working Principles

The SMBJ26CA operates based on the principle of avalanche breakdown. When a transient voltage surge occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action effectively limits the voltage across the circuit, preventing damage to connected components.

Detailed Application Field Plans

The SMBJ26CA finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0CA: Breakdown Voltage - 5.0V
  • SMBJ15CA: Breakdown Voltage - 15V
  • SMBJ40CA: Breakdown Voltage - 40V
  • SMBJ100CA: Breakdown Voltage - 100V

In conclusion, the SMBJ26CA transient voltage suppressor diode offers reliable surge protection for a wide range of electronic applications. Its compact design, fast response time, and effective transient voltage suppression make it a valuable component in safeguarding sensitive electronics from damaging voltage transients.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af SMBJ26CA i tekniske løsninger

  1. What is SMBJ26CA?

    • SMBJ26CA is a type of transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum working voltage of SMBJ26CA?

    • The maximum working voltage of SMBJ26CA is 26 volts.

  3. What is the peak pulse power of SMBJ26CA?

    • The peak pulse power of SMBJ26CA is typically 600 watts.

  4. What is the typical clamping voltage of SMBJ26CA?

    • The typical clamping voltage of SMBJ26CA is around 34.4 volts at a peak pulse current of 10A.

  5. What are the typical applications of SMBJ26CA?

    • SMBJ26CA is commonly used in applications such as telecommunications equipment, industrial automation, automotive electronics, and consumer electronics for transient voltage protection.

  6. What is the response time of SMBJ26CA?

    • The response time of SMBJ26CA is very fast, typically responding within nanoseconds to clamp the transient voltage.

  7. Is SMBJ26CA RoHS compliant?

    • Yes, SMBJ26CA is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the operating temperature range of SMBJ26CA?

    • The operating temperature range of SMBJ26CA is typically -55°C to 150°C.

  9. Can SMBJ26CA be used for ESD protection?

    • Yes, SMBJ26CA can be used for electrostatic discharge (ESD) protection in various electronic circuits.

  10. Does SMBJ26CA require any external components for proper operation?

    • SMBJ26CA does not require any external components for its basic operation, but additional circuitry may be needed for specific applications or to meet certain standards.