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SMF18AT1G
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SMF18AT1G

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): 450mV at 1A
  • Current - Average Rectified (Io): 1A
  • Voltage - DC Reverse (Vr) (Max): 40V
  • Reverse Recovery Time (trr): 5ns

Detailed Pin Configuration

The SMF18AT1G 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 and Disadvantages

Advantages: - Efficient voltage regulation - Fast response time - Compact package size

Disadvantages: - Limited reverse voltage tolerance - Higher cost compared to standard rectifier diodes

Working Principles

The SMF18AT1G operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to conventional PN-junction diodes.

Detailed Application Field Plans

  1. Power Supplies: Used in DC power supplies for voltage regulation and transient protection.
  2. Automotive Electronics: Employed in automotive systems for overvoltage protection.
  3. Consumer Electronics: Integrated into electronic devices for efficient power management.

Detailed and Complete Alternative Models

  1. SS14: Similar characteristics, SMA package
  2. SB160: Higher current rating, SMC package
  3. 1N5819: Lower forward voltage, DO-41 package

This comprehensive entry provides detailed information about the SMF18AT1G, covering its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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技術ソリューションにおける SMF18AT1G 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 SMF18AT1G?

    • SMF18AT1G is a surface mount, high-power transient voltage suppressor diode commonly used for overvoltage protection in electronic circuits.

  2. What is the maximum power dissipation of SMF18AT1G?

    • The maximum power dissipation of SMF18AT1G is typically 200W.

  3. What is the breakdown voltage of SMF18AT1G?

    • The breakdown voltage of SMF18AT1G is typically 18V.

  4. What are the typical applications of SMF18AT1G?

    • SMF18AT1G is commonly used for overvoltage protection in applications such as automotive electronics, portable electronics, and industrial equipment.

  5. What is the operating temperature range of SMF18AT1G?

    • The operating temperature range of SMF18AT1G is typically -55°C to 150°C.

  6. What is the peak pulse current of SMF18AT1G?

    • The peak pulse current of SMF18AT1G is typically 30A.

  7. What is the package type of SMF18AT1G?

    • SMF18AT1G is available in a SOD-123FL package.

  8. Is SMF18AT1G RoHS compliant?

    • Yes, SMF18AT1G is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What are the key features of SMF18AT1G?

    • Some key features of SMF18AT1G include low clamping voltage, fast response time, and high surge capability.

  10. Where can I find the detailed datasheet for SMF18AT1G?

    • The detailed datasheet for SMF18AT1G can be found on the manufacturer's website or through authorized distributors.