Microsemi Corporation
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SMBJ5349A/TR13
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SMBJ5349A/TR13

Product Overview

Category

The SMBJ5349A/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Package

The SMBJ5349A/TR13 is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

The SMBJ5349A/TR13 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 48.5V
  • Breakdown Voltage: 53.9V
  • Maximum Clamping Voltage: 87.1V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ5349A/TR13 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Provides bi-directional transient voltage suppression
  • Responds quickly to transient voltage events
  • Maintains low leakage current under normal operating conditions

Advantages

  • Protects sensitive electronic components from voltage transients
  • Fast response time helps prevent damage to circuits
  • RoHS compliance ensures environmental friendliness

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Clamping voltage may still allow some voltage transients to pass through

Working Principles

When a transient voltage event occurs, the SMBJ5349A/TR13 conducts the excessive current to the ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ5349A/TR13 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5333B/TR: Standoff Voltage: 40.5V, Breakdown Voltage: 45V, Peak Pulse Current: 10A
  • SMBJ5366A/TR: Standoff Voltage: 58.1V, Breakdown Voltage: 64.4V, Peak Pulse Current: 10A
  • SMBJ5399A/TR: Standoff Voltage: 88.1V, Breakdown Voltage: 98V, Peak Pulse Current: 10A

In conclusion, the SMBJ5349A/TR13 transient voltage suppressor diode offers effective protection against voltage transients, making it an essential component in various electronic applications.

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기술 솔루션에 SMBJ5349A/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ5349A/TR13?

    • The SMBJ5349A/TR13 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 SMBJ5349A/TR13?

    • The maximum working voltage of the SMBJ5349A/TR13 is 495 volts.

  3. What is the peak pulse power of the SMBJ5349A/TR13?

    • The peak pulse power of the SMBJ5349A/TR13 is 600 watts.

  4. What are the typical applications of the SMBJ5349A/TR13?

    • Typical applications of the SMBJ5349A/TR13 include protection of electronic circuits in telecommunications equipment, industrial controls, consumer electronics, and automotive systems.

  5. What is the clamping voltage of the SMBJ5349A/TR13?

    • The clamping voltage of the SMBJ5349A/TR13 is 774 volts.

  6. What is the operating temperature range of the SMBJ5349A/TR13?

    • The operating temperature range of the SMBJ5349A/TR13 is -55°C to 150°C.

  7. Is the SMBJ5349A/TR13 RoHS compliant?

    • Yes, the SMBJ5349A/TR13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What package type does the SMBJ5349A/TR13 come in?

    • The SMBJ5349A/TR13 comes in a surface mount DO-214AA (SMB) package.

  9. What is the response time of the SMBJ5349A/TR13?

    • The response time of the SMBJ5349A/TR13 is very fast, typically responding within nanoseconds to transient voltage events.

  10. Can the SMBJ5349A/TR13 be used for overvoltage protection in power supply circuits?

    • Yes, the SMBJ5349A/TR13 is commonly used for overvoltage protection in power supply circuits to safeguard sensitive components from voltage surges.