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1SMB26CAT3
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1SMB26CAT3

Product Overview

Category

The 1SMB26CAT3 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: 26V
  • Power dissipation: 3W
  • Package type: SMB (DO-214AA)
  • RoHS compliant

Packaging/Quantity

The 1SMB26CAT3 is typically available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 26V
  • Power dissipation: 3W
  • Maximum forward voltage: 1.5V
  • Operating temperature range: -65°C to +150°C
  • Storage temperature range: -65°C to +175°C

Detailed Pin Configuration

The 1SMB26CAT3 has two pins, with the cathode connected to the marked side of the package and the anode connected to the opposite side.

Functional Features

  • Voltage regulation
  • Transient suppression
  • High power dissipation capability

Advantages

  • Small form factor
  • RoHS compliant
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation compared to larger packages
  • Sensitive to overvoltage conditions

Working Principles

The 1SMB26CAT3 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when it is operated in reverse breakdown.

Detailed Application Field Plans

The 1SMB26CAT3 is widely used 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 1SMB26CAT3 include: - 1N4749A - BZX85C26 - P6SMB26CA

In conclusion, the 1SMB26CAT3 is a surface mount silicon zener diode with a zener voltage of 26V and a power dissipation of 3W. It finds applications in various electronic circuits for voltage regulation and transient suppression. While it offers advantages such as a small form factor and wide operating temperature range, it also has limitations in terms of power dissipation and sensitivity to overvoltage conditions. Understanding its specifications, pin configuration, functional features, and application field plans is crucial for effectively utilizing this component in electronic designs.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMB26CAT3 i tekniska lösningar

  1. What is 1SMB26CAT3?

    • 1SMB26CAT3 is a surface mount, bidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.

  2. What is the maximum working voltage of 1SMB26CAT3?

    • The maximum working voltage of 1SMB26CAT3 is 26 volts.

  3. What is the peak pulse power of 1SMB26CAT3?

    • The peak pulse power of 1SMB26CAT3 is 600 watts.

  4. What are the typical applications for 1SMB26CAT3?

    • Typical applications for 1SMB26CAT3 include protection of electronic circuits in telecommunications equipment, computers, and consumer electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient events.

  5. What is the operating temperature range of 1SMB26CAT3?

    • The operating temperature range of 1SMB26CAT3 is -55°C to +150°C.

  6. What is the package type of 1SMB26CAT3?

    • 1SMB26CAT3 comes in a SMB (DO-214AA) package.

  7. What is the clamping voltage of 1SMB26CAT3?

    • The clamping voltage of 1SMB26CAT3 at its peak pulse current is typically 43.6 volts.

  8. How does 1SMB26CAT3 provide protection to electronic circuits?

    • 1SMB26CAT3 diverts excessive current away from sensitive components by providing a low-impedance path to ground during transient voltage events, thereby protecting the circuit from damage.

  9. Can 1SMB26CAT3 be used in automotive applications?

    • Yes, 1SMB26CAT3 can be used in automotive applications where protection against voltage transients is required.

  10. Is 1SMB26CAT3 RoHS compliant?

    • Yes, 1SMB26CAT3 is RoHS compliant, making it suitable for use in environmentally conscious designs.