Taiwan Semiconductor Corporation
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1SMB5939 M4G
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1SMB5939 M4G

Product Overview

Category

The 1SMB5939 M4G 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

  • Zener voltage: 3.6V to 200V
  • Power dissipation: 3W
  • Package type: SMB (DO-214AA)
  • RoHS compliant

Package

The 1SMB5939 M4G is available in a SMB package, and it is typically supplied in tape and reel packaging.

Essence

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

Packaging/Quantity

The 1SMB5939 M4G is typically available in reels containing a specific quantity, such as 1000 units per reel.

Specifications

  • Zener voltage: 3.6V
  • Power dissipation: 3W
  • Forward voltage: 1.5V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The 1SMB5939 M4G has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation
  • Transient suppression
  • High power dissipation capability

Advantages

  • Wide range of zener voltages available
  • RoHS compliant
  • High power dissipation capability

Disadvantages

  • Sensitive to temperature variations
  • Limited current handling capacity

Working Principles

The 1SMB5939 M4G operates based on the principle of the zener effect, where it allows current to flow in reverse bias when the voltage reaches the zener voltage, effectively regulating the voltage across the circuit.

Detailed Application Field Plans

This product is widely used in various electronic devices and systems, including: - Voltage regulators - Surge protectors - Power supplies - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMB5939 M4G include: - 1N4728A - BZX84C3V6 - P6KE6V8CA

In conclusion, the 1SMB5939 M4G is a vital component in electronic circuits, providing voltage regulation and transient suppression capabilities. Its wide range of zener voltages and high power dissipation make it suitable for diverse applications in the electronics industry.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1SMB5939 M4G v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1SMB5939 M4G in technical solutions:

  1. What is the 1SMB5939 M4G?

    • The 1SMB5939 M4G is a surface mount, high-power 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 dissipation of 1SMB5939 M4G?

    • The maximum peak pulse power dissipation of 1SMB5939 M4G is 600 watts.

  3. What is the breakdown voltage of 1SMB5939 M4G?

    • The breakdown voltage of 1SMB5939 M4G is 36.8 volts.

  4. What are the typical applications of 1SMB5939 M4G?

    • Typical applications of 1SMB5939 M4G include protection of electronic equipment such as telecommunication systems, industrial control systems, automotive electronics, and consumer electronics from voltage surges and spikes.

  5. What is the operating temperature range of 1SMB5939 M4G?

    • The operating temperature range of 1SMB5939 M4G is -55°C to +150°C.

  6. What is the package type of 1SMB5939 M4G?

    • 1SMB5939 M4G comes in a DO-214AA (SMB) package.

  7. What is the reverse stand-off voltage of 1SMB5939 M4G?

    • The reverse stand-off voltage of 1SMB5939 M4G is 33.2 volts.

  8. How does 1SMB5939 M4G provide protection against voltage transients?

    • 1SMB5939 M4G clamps the voltage to a safe level by diverting excess current away from sensitive components, thus protecting them from damage.

  9. Can 1SMB5939 M4G be used in automotive applications?

    • Yes, 1SMB5939 M4G is suitable for use in automotive electronics to protect against voltage transients generated by the vehicle's electrical system.

  10. Is 1SMB5939 M4G RoHS compliant?

    • Yes, 1SMB5939 M4G is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it environmentally friendly and safe for use in various applications.