Littelfuse Inc.
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SMBJ64A
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SMBJ64A

Product Overview

Category: Electronic Component
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: Fast response time, low clamping voltage, high surge capability
Package: DO-214AA (SMB), 2-Pin
Essence: Protects sensitive electronic components from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 64V
  • Operating Voltage: 55V
  • Reverse Standoff Voltage: 55V
  • Maximum Clamping Voltage: 87.1V
  • Peak Pulse Current: 10.3A

Detailed Pin Configuration

The SMBJ64A TVS diode has a simple 2-pin configuration with the anode and cathode connections.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time ensures minimal damage to protected circuits
  • Low clamping voltage limits stress on downstream components
  • High surge capability for reliable performance in harsh environments

Advantages and Disadvantages

Advantages: - Effective protection of sensitive electronics - Fast response time - Low clamping voltage

Disadvantages: - Limited to specific voltage ratings - Requires careful consideration of placement in circuit design

Working Principles

The SMBJ64A TVS diode operates by diverting excess voltage away from sensitive components when a transient event occurs. It rapidly clamps the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ64A is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: 5V Breakdown Voltage
  • SMBJ12A: 12V Breakdown Voltage
  • SMBJ24A: 24V Breakdown Voltage
  • SMBJ48A: 48V Breakdown Voltage

In conclusion, the SMBJ64A TVS diode offers reliable protection against transient voltage events in a wide range of electronic applications, making it an essential component for safeguarding sensitive circuits.

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10 domande e risposte comuni relative all'applicazione di SMBJ64A nelle soluzioni tecniche

  1. What is the SMBJ64A?

    • The SMBJ64A 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 SMBJ64A?

    • The SMBJ64A has a maximum working voltage of 64 volts.

  3. What is the peak pulse power dissipation of the SMBJ64A?

    • The peak pulse power dissipation of the SMBJ64A is typically 600 watts.

  4. What are the typical applications of the SMBJ64A?

    • The SMBJ64A 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 clamping voltage of the SMBJ64A?

    • The clamping voltage of the SMBJ64A is the voltage at which it begins to conduct significant current during a transient event, and for the SMBJ64A, it is typically around 103 volts.

  6. What is the response time of the SMBJ64A?

    • The response time of the SMBJ64A is very fast, typically responding to transient events in nanoseconds.

  7. How does the SMBJ64A compare to other transient voltage suppressors?

    • The SMBJ64A offers a balance of low clamping voltage, high surge capability, and fast response time, making it suitable for a wide range of applications.

  8. Can the SMBJ64A be used in high-frequency applications?

    • Yes, the SMBJ64A can be used in high-frequency applications due to its fast response time and low capacitance.

  9. What is the operating temperature range of the SMBJ64A?

    • The SMBJ64A is designed to operate within a temperature range of -55°C to 150°C, making it suitable for use in various environmental conditions.

  10. Are there any recommended layout considerations when using the SMBJ64A?

    • It is recommended to minimize the length of the traces connecting the SMBJ64A to the circuit to reduce inductance and ensure proper performance during transient events. Additionally, providing a low-impedance path to ground is important for effective transient suppression.