Microsemi Corporation
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SMBJ5943B/TR13
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SMBJ5943B/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
  • Package: DO-214AA (SMB), 2-Pin
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 43.6V
  • Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ5943B/TR13 has a simple 2-pin configuration with no polarity.

Functional Features

  • Provides transient voltage protection for sensitive electronic components
  • Fast response time ensures minimal damage to protected circuitry
  • Low clamping voltage prevents excessive voltage exposure

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Compact package size

Disadvantages

  • Clamping voltage may be too high for some applications
  • Limited power dissipation capability

Working Principles

The SMBJ5943B/TR13 operates by diverting excess voltage away from sensitive components, thereby preventing damage due to voltage spikes. When the voltage exceeds the breakdown voltage, the diode conducts, shunting the excess current to ground.

Detailed Application Field Plans

This diode is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ5920B/TR13: Breakdown Voltage: 20V, Clamping Voltage: 34.4V
  • SMBJ5950B/TR13: Breakdown Voltage: 50V, Clamping Voltage: 85.5V
  • SMBJ5970B/TR13: Breakdown Voltage: 70V, Clamping Voltage: 121V

In conclusion, the SMBJ5943B/TR13 is a reliable transient voltage suppressor diode that offers effective protection for sensitive electronic components. Its fast response time and low clamping voltage make it suitable for a wide range of applications, although its limitations should be considered when selecting a diode for specific use cases.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ5943B/TR13 en soluciones técnicas

  1. What is the SMBJ5943B/TR13?

    • The SMBJ5943B/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ5943B/TR13?

    • The maximum peak pulse power of the SMBJ5943B/TR13 is 600 watts.

  3. What is the breakdown voltage of the SMBJ5943B/TR13?

    • The breakdown voltage of the SMBJ5943B/TR13 is 66.7 volts.

  4. What are the typical applications of the SMBJ5943B/TR13?

    • The SMBJ5943B/TR13 is commonly used in surge protection for telecommunications equipment, industrial controls, and automotive electronics.

  5. What is the clamping voltage of the SMBJ5943B/TR13?

    • The clamping voltage of the SMBJ5943B/TR13 is 107 volts.

  6. What is the operating temperature range of the SMBJ5943B/TR13?

    • The SMBJ5943B/TR13 has an operating temperature range of -55°C to +150°C.

  7. What is the package type of the SMBJ5943B/TR13?

    • The SMBJ5943B/TR13 comes in a surface mount DO-214AA (SMB) package.

  8. What standards does the SMBJ5943B/TR13 comply with?

    • The SMBJ5943B/TR13 complies with RoHS and REACH standards.

  9. What is the response time of the SMBJ5943B/TR13?

    • The response time of the SMBJ5943B/TR13 is very fast, typically responding within nanoseconds.

  10. Can the SMBJ5943B/TR13 be used for ESD protection?

    • Yes, the SMBJ5943B/TR13 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.