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1SMB45AT3G
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1SMB45AT3G

Product Overview

Category

The 1SMB45AT3G belongs to the category of surface mount silicon zener diodes.

Use

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

Characteristics

  • Low leakage current
  • High reliability
  • Fast response time

Package

The 1SMB45AT3G is typically available in a DO-214AA (SMB) package.

Essence

This zener diode serves as a crucial component in protecting sensitive electronic devices from voltage spikes and surges.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Zener Voltage: 45V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V at 200mA

Detailed Pin Configuration

The 1SMB45AT3G features two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Voltage regulation
  • Transient voltage suppression
  • Overvoltage protection

Advantages

  • High reliability
  • Fast response time
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

When the voltage across the zener diode reaches its breakdown voltage, it begins to conduct current, effectively clamping the voltage to its rated value.

Detailed Application Field Plans

The 1SMB45AT3G is widely used in: - Power supplies - Automotive electronics - Communication equipment - Industrial control systems

Detailed and Complete Alternative Models

  • BZX84C45LT1G
  • MMSZ5245BT1G
  • P6SMB45AT3G

In conclusion, the 1SMB45AT3G zener diode is a vital component in electronic circuits, providing reliable voltage regulation and transient voltage suppression. Its fast response time and low leakage current make it suitable for various applications, although its limited power dissipation capability and sensitivity to temperature variations should be considered when designing circuits.

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技術ソリューションにおける 1SMB45AT3G 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 1SMB45AT3G?

    • 1SMB45AT3G 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 1SMB45AT3G?

    • The maximum peak pulse power of 1SMB45AT3G is 600 watts.

  3. What is the breakdown voltage of 1SMB45AT3G?

    • The breakdown voltage of 1SMB45AT3G is 45 volts.

  4. What are the typical applications of 1SMB45AT3G?

    • Typical applications of 1SMB45AT3G include protection of telecommunications equipment, automotive electronics, industrial control systems, and consumer electronics from voltage transients.

  5. What is the operating temperature range of 1SMB45AT3G?

    • The operating temperature range of 1SMB45AT3G is -55°C to 150°C.

  6. What is the reverse stand-off voltage of 1SMB45AT3G?

    • The reverse stand-off voltage of 1SMB45AT3G is 45 volts.

  7. Does 1SMB45AT3G comply with RoHS requirements?

    • Yes, 1SMB45AT3G is compliant with RoHS (Restriction of Hazardous Substances) requirements.

  8. What is the package type of 1SMB45AT3G?

    • 1SMB45AT3G is available in a DO-214AA (SMB) package.

  9. Is 1SMB45AT3G suitable for high-speed data lines?

    • Yes, 1SMB45AT3G is suitable for protecting high-speed data lines from voltage transients.

  10. What are the key features of 1SMB45AT3G?

    • The key features of 1SMB45AT3G include low clamping voltage, fast response time, and compatibility with automated placement equipment.