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1SMB5921BT3
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1SMB5921BT3

Product Overview

Category

The 1SMB5921BT3 belongs to the category of surface mount silicon zener diodes.

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

  • Voltage regulation capability
  • Transient suppression ability
  • Small form factor
  • Surface mount package

Package

The 1SMB5921BT3 is typically available in a surface mount DO-214AA (SMB) package.

Essence

This product serves as a crucial component in protecting electronic circuits from voltage spikes and regulating voltage levels.

Packaging/Quantity

The 1SMB5921BT3 is usually packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Zener Voltage: 6.8V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Package Type: DO-214AA (SMB)

Detailed Pin Configuration

The 1SMB5921BT3 typically has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation: The 1SMB5921BT3 maintains a constant voltage across its terminals, providing stability to the circuit.
  • Transient suppression: It effectively suppresses voltage spikes and transients, safeguarding sensitive components.

Advantages

  • Small form factor: Its surface mount package allows for space-efficient circuit designs.
  • Reliable voltage regulation: Ensures consistent voltage levels, enhancing circuit performance.

Disadvantages

  • Limited power dissipation: The 3W power dissipation may be insufficient for high-power applications.

Working Principles

The 1SMB5921BT3 operates based on the reverse breakdown of the zener diode, allowing it to regulate voltage and suppress transients by diverting excess current.

Detailed Application Field Plans

  • Consumer electronics: Used in power supply circuits to regulate voltage.
  • Automotive electronics: Employed for transient suppression in vehicle electrical systems.
  • Industrial equipment: Utilized for voltage regulation and transient protection in industrial control systems.

Detailed and Complete Alternative Models

  • 1SMB5913BT3
  • 1SMB5935BT3
  • 1SMB5956BT3

In conclusion, the 1SMB5921BT3 is a vital component in electronic circuits, offering voltage regulation and transient suppression capabilities. Its small form factor and reliable performance make it suitable for various applications in consumer electronics, automotive, and industrial sectors.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMB5921BT3 i tekniska lösningar

Sure, here are 10 common questions and answers related to the application of 1SMB5921BT3 in technical solutions:

  1. What is the maximum reverse stand-off voltage of 1SMB5921BT3?

    • The maximum reverse stand-off voltage of 1SMB5921BT3 is 36V.

  2. What is the peak pulse power dissipation of 1SMB5921BT3?

    • The peak pulse power dissipation of 1SMB5921BT3 is 600W.

  3. What is the typical junction capacitance of 1SMB5921BT3?

    • The typical junction capacitance of 1SMB5921BT3 is 150pF.

  4. What is the forward voltage drop of 1SMB5921BT3 at a specified current?

    • The forward voltage drop of 1SMB5921BT3 at 3A is typically 1.5V.

  5. What is the operating temperature range of 1SMB5921BT3?

    • The operating temperature range of 1SMB5921BT3 is -55°C to +150°C.

  6. What is the package type of 1SMB5921BT3?

    • 1SMB5921BT3 comes in a SMB (DO-214AA) package.

  7. Can 1SMB5921BT3 be used for overvoltage protection in automotive applications?

    • Yes, 1SMB5921BT3 is suitable for overvoltage protection in automotive applications.

  8. What are the typical applications of 1SMB5921BT3?

    • Typical applications of 1SMB5921BT3 include transient voltage suppression in electronic equipment, overvoltage protection in power supplies, and surge protection in telecommunications equipment.

  9. What is the clamping voltage of 1SMB5921BT3 under specified test conditions?

    • The clamping voltage of 1SMB5921BT3 at 10A is typically 58.1V.

  10. Is 1SMB5921BT3 RoHS compliant?

    • Yes, 1SMB5921BT3 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.