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1SMB120AT3
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1SMB120AT3

Product Overview

Category

The 1SMB120AT3 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

  • Low leakage current
  • High reliability
  • Fast response time
  • Small package size

Package

The 1SMB120AT3 is typically available in a SMB package.

Packaging/Quantity

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

Specifications

  • Zener Voltage: 120V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V at 200mA

Detailed Pin Configuration

The 1SMB120AT3 typically has two pins, with the anode and cathode connections clearly marked on the package.

Functional Features

  • Voltage regulation
  • Transient suppression
  • Overvoltage protection

Advantages and Disadvantages

Advantages

  • Small form factor
  • Fast response time
  • High reliability

Disadvantages

  • Limited power dissipation capability
  • Higher cost compared to traditional diodes

Working Principles

The 1SMB120AT3 operates based on the principle of zener breakdown, where it maintains a nearly constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The 1SMB120AT3 is widely used in: - Power supplies - Voltage regulators - Surge protectors - Electronic equipment

Detailed and Complete Alternative Models

Some alternative models to the 1SMB120AT3 include: - 1N4749A - BZX85C120 - P6SMB120A

In conclusion, the 1SMB120AT3 is a surface mount silicon zener diode with a zener voltage of 120V and various applications in voltage regulation and transient suppression. Its small package size and fast response time make it suitable for diverse electronic circuits.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät 1SMB120AT3 :n soveltamiseen teknisissä ratkaisuissa

  1. What is 1SMB120AT3?

    • 1SMB120AT3 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 1SMB120AT3?

    • The maximum peak pulse power of 1SMB120AT3 is 600 watts.

  3. What is the breakdown voltage of 1SMB120AT3?

    • The breakdown voltage of 1SMB120AT3 is 120 volts.

  4. What are the typical applications of 1SMB120AT3?

    • Typical applications of 1SMB120AT3 include protection of telecommunications equipment, power supplies, consumer electronics, and automotive electronics from transient voltage events.

  5. What is the operating temperature range of 1SMB120AT3?

    • The operating temperature range of 1SMB120AT3 is -55°C to +150°C.

  6. What is the package type of 1SMB120AT3?

    • 1SMB120AT3 comes in a DO-214AA (SMB) package.

  7. What is the reverse stand-off voltage of 1SMB120AT3?

    • The reverse stand-off voltage of 1SMB120AT3 is 120 volts.

  8. Does 1SMB120AT3 comply with RoHS (Restriction of Hazardous Substances) regulations?

    • Yes, 1SMB120AT3 is compliant with RoHS regulations.

  9. What is the clamping voltage of 1SMB120AT3?

    • The clamping voltage of 1SMB120AT3 is typically 193 volts at 1A.

  10. Is 1SMB120AT3 suitable for high-speed data lines protection?

    • Yes, 1SMB120AT3 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces from voltage transients.