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SMF33AT1G
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SMF33AT1G

Product Overview

Category: Diode
Use: Voltage regulation and protection
Characteristics: Low forward voltage drop, high surge capability
Package: SOD-123FL
Essence: Schottky diode
Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

  • Voltage - Forward (Vf) (Max): 330mV at 3A
  • Current - Average Rectified (Io): 3A
  • Voltage - DC Reverse (Vr) (Max): 30V
  • Reverse Recovery Time (trr): 5ns
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The SMF33AT1G is a two-pin device with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Low forward voltage drop ensures minimal power loss
  • High surge capability provides robust protection against transient voltage spikes

Advantages

  • Efficient voltage regulation
  • Fast response time to transient events
  • Compact package size for space-constrained applications

Disadvantages

  • Limited reverse voltage tolerance compared to other diode types
  • Higher cost compared to standard silicon diodes

Working Principles

The SMF33AT1G operates based on the Schottky barrier principle, where the low forward voltage drop is achieved due to the metal-semiconductor junction instead of the P-N junction in standard diodes. This allows for faster switching and lower power dissipation.

Detailed Application Field Plans

The SMF33AT1G is suitable for various applications including: - Power supplies - Voltage clamping - Reverse polarity protection - Overvoltage protection circuits

Detailed and Complete Alternative Models

  • 1N5819: Similar characteristics and package type
  • SS34: Higher reverse voltage rating
  • SB340: Lower forward voltage drop

Note: The above alternatives may require different pin configurations and operating specifications.

This comprehensive entry provides an in-depth understanding of the SMF33AT1G diode, covering its basic information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

技術ソリューションにおける SMF33AT1G 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 SMF33AT1G?

    • SMF33AT1G is a surface mount, 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 SMF33AT1G?

    • The maximum peak pulse power of SMF33AT1G is 300 watts.

  3. What is the breakdown voltage of SMF33AT1G?

    • The breakdown voltage of SMF33AT1G is 33 volts.

  4. What are the typical applications of SMF33AT1G?

    • SMF33AT1G is commonly used in applications such as telecommunications equipment, consumer electronics, industrial automation, and automotive electronics for transient voltage suppression.

  5. What is the operating temperature range of SMF33AT1G?

    • The operating temperature range of SMF33AT1G is -55°C to 150°C.

  6. What is the package type of SMF33AT1G?

    • SMF33AT1G comes in a SOD-123FL package.

  7. What is the reverse stand-off voltage of SMF33AT1G?

    • The reverse stand-off voltage of SMF33AT1G is 28.2 volts.

  8. Is SMF33AT1G RoHS compliant?

    • Yes, SMF33AT1G is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What is the clamping voltage of SMF33AT1G?

    • The clamping voltage of SMF33AT1G is 45.7 volts at 10A.

  10. Can SMF33AT1G be used for surge protection in power supply units?

    • Yes, SMF33AT1G is suitable for surge protection in power supply units, providing reliable overvoltage protection for sensitive components.