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1SMB43AT3G
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1SMB43AT3G

Product Overview

Category

The 1SMB43AT3G 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
  • Transient suppression
  • Surface mount design
  • High reliability

Package

The 1SMB43AT3G is typically available in a SMB package.

Essence

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

Packaging/Quantity

The 1SMB43AT3G is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Zener Voltage: 43V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V at 200mA

Detailed Pin Configuration

The 1SMB43AT3G typically has two pins, with the anode and cathode connections clearly labeled.

Functional Features

  • Voltage regulation: The zener diode maintains a constant voltage across its terminals.
  • Transient suppression: It protects sensitive components from voltage spikes and transients.

Advantages and Disadvantages

Advantages

  • High reliability
  • Compact surface mount design
  • Effective voltage regulation

Disadvantages

  • Limited power dissipation capability compared to larger diodes
  • Sensitive to overvoltage conditions

Working Principles

The 1SMB43AT3G operates based on the principle of the zener effect, where it allows current to flow in reverse bias once the voltage reaches its specified zener voltage, effectively regulating the voltage across its terminals.

Detailed Application Field Plans

The 1SMB43AT3G finds extensive use in various applications, including: - Voltage regulation in power supplies - Transient suppression in communication equipment - Overvoltage protection in automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMB43AT3G include: - 1N4743A: A through-hole zener diode with similar voltage and power dissipation ratings - BZT52C43: Another surface mount zener diode with comparable characteristics

In conclusion, the 1SMB43AT3G is a vital component in electronic circuits, providing voltage regulation and transient suppression in a compact surface mount package. Its high reliability and effectiveness make it a popular choice in various applications.

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技術ソリューションにおける 1SMB43AT3G の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is 1SMB43AT3G?

    • 1SMB43AT3G is a surface mount, unidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What is the maximum peak pulse power of 1SMB43AT3G?

    • The maximum peak pulse power of 1SMB43AT3G is 600 watts.

  3. What is the breakdown voltage of 1SMB43AT3G?

    • The breakdown voltage of 1SMB43AT3G is 43 volts.

  4. What are the typical applications of 1SMB43AT3G?

    • Typical applications of 1SMB43AT3G include protection of telecommunications equipment, power supplies, consumer electronics, and automotive electronics from voltage surges.

  5. What is the operating temperature range of 1SMB43AT3G?

    • The operating temperature range of 1SMB43AT3G is -55°C to +150°C.

  6. What is the package type of 1SMB43AT3G?

    • 1SMB43AT3G comes in a DO-214AA (SMB) package.

  7. What are the key features of 1SMB43AT3G?

    • Key features of 1SMB43AT3G include low clamping voltage, fast response time, and high surge capability.

  8. Is 1SMB43AT3G RoHS compliant?

    • Yes, 1SMB43AT3G is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What is the reverse standoff voltage of 1SMB43AT3G?

    • The reverse standoff voltage of 1SMB43AT3G is 36.8 volts.

  10. Can 1SMB43AT3G be used in high-speed data line protection?

    • Yes, 1SMB43AT3G can be used in high-speed data line protection applications due to its fast response time and low capacitance.