Littelfuse Inc.
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1SMB75CAT3G
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1SMB75CAT3G

Product Overview

Category

The 1SMB75CAT3G 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

Package

The 1SMB75CAT3G is typically available in a SMB package.

Essence

This product is essential for stabilizing voltage and protecting electronic components from voltage spikes.

Packaging/Quantity

It is usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Zener Voltage: 75V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V at 200mA

Detailed Pin Configuration

The 1SMB75CAT3G typically has two pins, with the anode and cathode connections clearly marked.

Functional Features

  • Voltage regulation under specified conditions
  • Transient suppression to protect sensitive components
  • Compact surface mount design for easy integration into circuit boards

Advantages

  • High power dissipation capability
  • Wide operating temperature range
  • Small form factor for space-constrained applications

Disadvantages

  • Limited current handling capacity compared to larger diode packages
  • Sensitive to reverse voltage polarity

Working Principles

The 1SMB75CAT3G operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when operated within its specified voltage and current limits.

Detailed Application Field Plans

This product finds extensive use in: - 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 1SMB75CAT3G include: - 1N4749A: 24V Zener Diode - BZX84C75: 75V Zener Diode - P6KE75CA: 75V Transient Voltage Suppressor

In conclusion, the 1SMB75CAT3G is a crucial component in electronic circuits, providing voltage regulation and transient suppression capabilities. Its compact size and reliable performance make it a popular choice in various applications.

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Énumérez 10 questions et réponses courantes liées à l'application de 1SMB75CAT3G dans les solutions techniques

  1. What is 1SMB75CAT3G?

    • 1SMB75CAT3G is a surface mount, bidirectional 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 1SMB75CAT3G?

    • The maximum peak pulse power is 600 watts for a 10/1000μs waveform.

  3. What is the breakdown voltage of 1SMB75CAT3G?

    • The breakdown voltage is 75 volts.

  4. What are the typical applications of 1SMB75CAT3G?

    • Typical applications include protection of telecommunications equipment, power supplies, consumer electronics, and automotive electronics.

  5. What is the operating temperature range of 1SMB75CAT3G?

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

  6. What is the reverse stand-off voltage of 1SMB75CAT3G?

    • The reverse stand-off voltage is 64.4 volts.

  7. What is the clamping voltage of 1SMB75CAT3G?

    • The clamping voltage at peak pulse current is typically 121 volts.

  8. What is the package type of 1SMB75CAT3G?

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

  9. What are the key features of 1SMB75CAT3G?

    • Key features include low profile package, excellent clamping capability, fast response time, and high surge capability.

  10. How should 1SMB75CAT3G be mounted on a PCB?

    • It should be mounted with the cathode side facing the board and using recommended soldering techniques to ensure proper heat dissipation.

Please let me know if you need further assistance!