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SMAJ51C
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SMAJ51C - Product Overview

Introduction

The SMAJ51C belongs to the category of transient voltage suppressor diodes, commonly used for surge protection in electronic circuits. This entry provides a comprehensive overview of the SMAJ51C, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: Fast response time, low clamping voltage
  • Package: DO-214AC (SMA), SMC
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 51V
  • Operating Temperature Range: -55°C to +150°C
  • Forward Voltage: 0.7V at 1A
  • Reverse Standoff Voltage: 43.6V

Detailed Pin Configuration

The SMAJ51C typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Transient Voltage Suppression: Quickly clamps excessive voltage to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal damage to the circuit.
  • Low Clamping Voltage: Limits the voltage across the protected device during transient events.

Advantages and Disadvantages

  • Advantages:
    • Effective surge protection
    • Fast response time
    • Compact size
  • Disadvantages:
    • Limited power dissipation capability
    • May require additional circuitry for high-power applications

Working Principles

The SMAJ51C operates by diverting excess voltage away from sensitive components when a transient event occurs. It acts as a voltage-triggered switch, conducting current when the voltage exceeds the breakdown voltage, thereby protecting the circuit.

Detailed Application Field Plans

The SMAJ51C is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Models:
    • P6SMB51CA
    • 1.5SMC51CA
    • SMBJ51CA
    • P4SMA51CA

In conclusion, the SMAJ51C transient voltage suppressor diode offers effective surge protection with its fast response time and low clamping voltage. Its compact size makes it suitable for various electronic applications, although it may require additional circuitry for high-power scenarios. Understanding its specifications, pin configuration, functional features, and application field plans can aid in its successful integration into electronic circuits.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMAJ51C in technische oplossingen

  1. What is SMAJ51C?

    • SMAJ51C is a surface mount transient voltage suppressor diode that is commonly used to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of SMAJ51C?

    • The maximum peak pulse power of SMAJ51C is 400 watts.

  3. What is the breakdown voltage of SMAJ51C?

    • The breakdown voltage of SMAJ51C is 51 volts.

  4. What are the typical applications of SMAJ51C?

    • SMAJ51C is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems to protect sensitive components from voltage spikes.

  5. What is the response time of SMAJ51C?

    • The response time of SMAJ51C is very fast, typically in the nanosecond range, which allows it to quickly clamp transient voltages to safe levels.

  6. How does SMAJ51C provide overvoltage protection?

    • SMAJ51C provides overvoltage protection by diverting excessive current away from sensitive components when a transient voltage spike occurs, thus preventing damage to the circuit.

  7. What is the operating temperature range of SMAJ51C?

    • The operating temperature range of SMAJ51C is typically -55°C to 150°C, making it suitable for a wide range of environments.

  8. Can SMAJ51C be used in high-frequency applications?

    • Yes, SMAJ51C can be used in high-frequency applications due to its fast response time and low capacitance.

  9. What are the packaging options available for SMAJ51C?

    • SMAJ51C is available in various surface mount packages such as DO-214AC (SMA) and DO-214AB (SMC).

  10. Is SMAJ51C RoHS compliant?

    • Yes, SMAJ51C is RoHS compliant, making it suitable for use in environmentally conscious designs.