Diodes Incorporated
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SMBJ51CA-13
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SMBJ51CA-13

Product Overview

The SMBJ51CA-13 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their ability to rapidly respond to overvoltage events, diverting excess current away from sensitive components. The SMBJ51CA-13 is typically packaged in a compact, surface-mount design and is available in various packaging/quantity options to suit different application requirements.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: Rapid response to overvoltage events, compact surface-mount design
  • Package: SOD-123FL
  • Essence: Diverts excess current away from sensitive components
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

  • Voltage - Reverse Standoff (Typ): 51V
  • Voltage - Breakdown (Min): 56.7V
  • Voltage - Clamping (Max) @ Ipp: 82.4V
  • Current - Peak Pulse (10/1000µs): 10.3A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ51CA-13 features a standard SOD-123FL package with two pins. Pin 1 is the anode, while pin 2 is the cathode.

Functional Features

  • Rapid response to transient overvoltage events
  • Low clamping voltage
  • High surge current capability
  • Compact and space-saving design

Advantages and Disadvantages

Advantages

  • Effective surge protection for sensitive electronic components
  • Compact form factor suitable for space-constrained applications
  • High surge current handling capability

Disadvantages

  • Limited to low to moderate power dissipation
  • May require additional circuitry for comprehensive surge protection in high-power applications

Working Principles

The SMBJ51CA-13 operates based on the principle of Zener breakdown. When the voltage across the diode exceeds its reverse standoff voltage, it enters the breakdown region and begins conducting, diverting the excess current away from the protected circuit.

Detailed Application Field Plans

The SMBJ51CA-13 finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: SMBJ48CA-13
  • Alternative Model 2: SMBJ54CA-13
  • Alternative Model 3: SMBJ58CA-13
  • Alternative Model 4: SMBJ64CA-13

In conclusion, the SMBJ51CA-13 transient voltage suppressor diode offers effective surge protection with its rapid response, compact design, and high surge current capability. While it may have limitations in high-power applications, it serves as a reliable solution for safeguarding sensitive electronic circuits across diverse industries.

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10 domande e risposte comuni relative all'applicazione di SMBJ51CA-13 nelle soluzioni tecniche

  1. What is the SMBJ51CA-13?

    • The SMBJ51CA-13 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 SMBJ51CA-13?

    • The SMBJ51CA-13 has a maximum working voltage of 51V.

  3. What is the peak pulse power of the SMBJ51CA-13?

    • The peak pulse power of the SMBJ51CA-13 is 600W.

  4. What are the typical applications of the SMBJ51CA-13?

    • The SMBJ51CA-13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial controls to protect against voltage transients.

  5. What is the response time of the SMBJ51CA-13?

    • The response time of the SMBJ51CA-13 is very fast, typically responding within nanoseconds to clamp transient voltages.

  6. How does the SMBJ51CA-13 provide protection?

    • The SMBJ51CA-13 diverts excess current away from sensitive components by providing a low-impedance path to ground during transient events.

  7. What is the operating temperature range of the SMBJ51CA-13?

    • The SMBJ51CA-13 can operate within a temperature range of -55°C to 150°C.

  8. Is the SMBJ51CA-13 RoHS compliant?

    • Yes, the SMBJ51CA-13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  9. Can the SMBJ51CA-13 be used for surge protection in data communication systems?

    • Yes, the SMBJ51CA-13 is suitable for surge protection in data communication systems, including Ethernet, USB, and other interfaces.

  10. What is the packaging of the SMBJ51CA-13?

    • The SMBJ51CA-13 is available in a variety of packages, including DO-214AA (SMB) and DO-214AC (SMA), making it suitable for different mounting options and board layouts.