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SMBJ51A

SMBJ51A

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor Diode
Package: DO-214AA (SMB)
Essence: Protects sensitive electronic devices from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 51V
  • Operating Voltage: 43.6V
  • Clamping Voltage: 77.4V
  • Reverse Standoff Voltage: 51V
  • Maximum Surge Current: 30A

Detailed Pin Configuration

The SMBJ51A has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • ESD protection

Advantages and Disadvantages

Advantages: - Provides effective protection against transient voltage events - Fast reaction time to voltage spikes - Compact size for easy integration into circuit designs

Disadvantages: - May require additional components for comprehensive overvoltage protection

Working Principles

The SMBJ51A operates by diverting excess voltage away from sensitive electronic components, thereby preventing damage due to transient voltage events. When a voltage spike occurs, the diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ51A is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: Breakdown Voltage - 5V
  • SMBJ10A: Breakdown Voltage - 10V
  • SMBJ18A: Breakdown Voltage - 18V
  • SMBJ24A: Breakdown Voltage - 24V
  • SMBJ33A: Breakdown Voltage - 33V

In conclusion, the SMBJ51A is a vital component in safeguarding electronic devices from voltage transients, offering fast response times and high surge current capabilities. Its compact size and efficient operation make it a popular choice across various industries.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SMBJ51A :n soveltamiseen teknisissä ratkaisuissa

  1. What is the SMBJ51A?

    • The SMBJ51A 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 SMBJ51A?

    • The SMBJ51A has a maximum working voltage of 51V.
  3. What is the peak pulse power dissipation of the SMBJ51A?

    • The peak pulse power dissipation of the SMBJ51A is typically 600 watts.
  4. In what applications can the SMBJ51A be used?

    • The SMBJ51A is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.
  5. What is the clamping voltage of the SMBJ51A?

    • The clamping voltage of the SMBJ51A is the voltage at which it begins to conduct and suppress the transient voltage. For the SMBJ51A, this is typically around 82V.
  6. What are the key features of the SMBJ51A?

    • The key features of the SMBJ51A include its low clamping voltage, fast response time, and high surge capability.
  7. How does the SMBJ51A provide protection against voltage transients?

    • The SMBJ51A shunts excess current away from sensitive components when a transient voltage spike occurs, thereby protecting them from damage.
  8. What is the operating temperature range of the SMBJ51A?

    • The SMBJ51A is designed to operate within a temperature range of -55°C to 150°C.
  9. What are some alternative devices to the SMBJ51A?

    • Some alternative devices to the SMBJ51A include the SMAJ series and the SMCJ series of transient voltage suppressor diodes.
  10. Where can I find detailed specifications and application notes for the SMBJ51A?

    • Detailed specifications and application notes for the SMBJ51A can be found in the product datasheet provided by the manufacturer or on their official website.