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1SMB78A TR13
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1SMB78A TR13

Product Overview

Category

The 1SMB78A TR13 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: 68V to 75V
  • Power dissipation: 3W
  • Package type: SMB (DO-214AA)
  • RoHS compliant

Package

The 1SMB78A TR13 is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 68V to 75V
  • Power dissipation: 3W
  • Maximum forward voltage: 1.5V
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The 1SMB78A TR13 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

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

Advantages and Disadvantages

Advantages

  • High power dissipation capability
  • Compact SMB package
  • Wide operating temperature range

Disadvantages

  • Limited voltage range compared to other zener diodes
  • Sensitive to temperature variations

Working Principles

The 1SMB78A TR13 operates based on the principle of the Zener effect, where it allows current to flow in reverse bias once the voltage reaches the specified Zener voltage, effectively regulating the voltage across its terminals.

Detailed Application Field Plans

The 1SMB78A TR13 is widely used in: - Power supplies - Voltage regulators - Surge suppressors - Electronic equipment protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1SMB78A TR13 include: - 1N4728A - BZX85C68 - P6SMB68A

In conclusion, the 1SMB78A TR13 is a surface mount silicon zener diode with a voltage range of 68V to 75V, suitable for various applications in electronic circuits, offering both voltage regulation and transient suppression capabilities.

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技術ソリューションにおける 1SMB78A TR13 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 1SMB78A TR13?

    • 1SMB78A TR13 is a surface mount, unidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of 1SMB78A TR13?

    • The maximum peak pulse power of 1SMB78A TR13 is 600 watts.

  3. What is the breakdown voltage of 1SMB78A TR13?

    • The breakdown voltage of 1SMB78A TR13 is 87.8V.

  4. What are the typical applications of 1SMB78A TR13?

    • Typical applications of 1SMB78A TR13 include protection of telecommunications equipment, power supplies, industrial controls, and consumer electronics from voltage transients.

  5. What is the operating temperature range of 1SMB78A TR13?

    • The operating temperature range of 1SMB78A TR13 is -55°C to +150°C.

  6. What is the package type of 1SMB78A TR13?

    • 1SMB78A TR13 comes in a DO-214AA (SMB) package.

  7. What is the reverse stand-off voltage of 1SMB78A TR13?

    • The reverse stand-off voltage of 1SMB78A TR13 is 78V.

  8. How does 1SMB78A TR13 provide protection against voltage transients?

    • 1SMB78A TR13 clamps the transient voltage to a safe level and diverts the excessive current away from the protected circuit, thus safeguarding it from damage.

  9. Is 1SMB78A TR13 RoHS compliant?

    • Yes, 1SMB78A TR13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. What are the key features of 1SMB78A TR13?

    • The key features of 1SMB78A TR13 include low clamping voltage, fast response time, and high surge capability, making it an effective solution for transient voltage protection in various electronic applications.