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SMF18AT1

SMF18AT1

Product Overview

Category: Diode
Use: Voltage regulation and protection
Characteristics: Fast response time, low leakage current
Package: SOD-123FL
Essence: Rectifier diode
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage Rating: 18V
  • Current Rating: 1A
  • Forward Voltage Drop: 0.55V at 1A
  • Reverse Leakage Current: 5µA at 15V

Detailed Pin Configuration

The SMF18AT1 is a surface mount diode with two pins. The cathode is marked with a line on the body of the diode.

Functional Features

  • Fast response to transient voltage spikes
  • Low forward voltage drop for minimal power loss
  • Low reverse leakage current for efficient operation

Advantages

  • Robust voltage regulation and protection
  • Compact SOD-123FL package for space-constrained applications
  • Suitable for high-speed switching applications

Disadvantages

  • Limited maximum current rating compared to higher power diodes
  • Not suitable for high-voltage applications

Working Principles

The SMF18AT1 operates as a rectifier diode, allowing current to flow in one direction while blocking it in the reverse direction. When a voltage spike occurs, the diode quickly conducts to limit the voltage across the circuit it protects.

Detailed Application Field Plans

  • Voltage regulation in DC power supplies
  • Overvoltage protection in electronic circuits
  • Reverse polarity protection in automotive electronics

Detailed and Complete Alternative Models

  • SMF10A: 10V, 1A, SOD-123FL package
  • SMF24A: 24V, 1A, SOD-123FL package
  • SMF36A: 36V, 1A, SOD-123FL package

This concludes the entry for SMF18AT1, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMF18AT1 v technických řešeních

  1. What is SMF18AT1?

    • SMF18AT1 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients and surges.
  2. What are the key features of SMF18AT1?

    • The key features of SMF18AT1 include low clamping voltage, fast response time, and high surge capability.
  3. What are the typical applications of SMF18AT1?

    • SMF18AT1 is commonly used in applications such as data lines, telecommunications equipment, industrial control systems, and automotive electronics.
  4. What is the maximum working voltage of SMF18AT1?

    • The maximum working voltage of SMF18AT1 is typically around 18 volts.
  5. How does SMF18AT1 provide protection against voltage transients?

    • SMF18AT1 diverts excessive current away from sensitive components by clamping the voltage to a safe level during transient events.
  6. What is the operating temperature range of SMF18AT1?

    • The operating temperature range of SMF18AT1 is usually between -55°C to +150°C, making it suitable for a wide range of environments.
  7. Can SMF18AT1 be used in high-speed data transmission applications?

    • Yes, SMF18AT1 is suitable for high-speed data transmission applications due to its fast response time and low capacitance.
  8. Does SMF18AT1 comply with industry standards for surge protection devices?

    • Yes, SMF18AT1 is designed to meet industry standards for surge protection, ensuring reliability and performance.
  9. What package options are available for SMF18AT1?

    • SMF18AT1 is available in various surface mount packages such as SOD-123FL and SMA.
  10. Where can I find detailed technical specifications and application notes for SMF18AT1?

    • Detailed technical specifications and application notes for SMF18AT1 can be found in the product datasheet provided by the manufacturer or distributor.