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SMF4L17A
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SMF4L17A Diode: Product Overview and Specifications

Introduction

The SMF4L17A diode is a crucial component in electronic circuits, providing protection against voltage transients. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Information Overview

  • Category: Diode
  • Use: Voltage transient protection
  • Characteristics: Low leakage current, fast response time
  • Package: SOD-123FL
  • Essence: Transient voltage suppressor diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Standoff Voltage: 17V
  • Breakdown Voltage: 18.9V to 21V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMF4L17A diode has a standard SOD-123FL package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast response time to clamp transient voltages
  • Low clamping voltage
  • High surge capability
  • RoHS compliant

Advantages and Disadvantages

Advantages: - Effective protection against voltage transients - Fast response time - RoHS compliant

Disadvantages: - Limited peak pulse power handling capability - Sensitive to reverse voltage polarity

Working Principles

The SMF4L17A diode operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It achieves this by rapidly switching into a low-resistance state, effectively clamping the voltage to a safe level.

Detailed Application Field Plans

The SMF4L17A diode finds extensive use in various applications, including: - Power supplies - Communication systems - Automotive electronics - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: SMF5.0A
    • Standoff Voltage: 5V
    • Peak Pulse Power: 200W
    • Package: SOD-123FL
  • Alternative Model 2: SMF7.5A
    • Standoff Voltage: 7.5V
    • Peak Pulse Power: 300W
    • Package: SOD-123FL
  • Alternative Model 3: SMF10A
    • Standoff Voltage: 10V
    • Peak Pulse Power: 350W
    • Package: SOD-123FL

In conclusion, the SMF4L17A diode is a critical component for protecting electronic circuits from voltage transients. Its fast response time, low clamping voltage, and high surge capability make it an essential part of various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMF4L17A v technických řešeních

  1. What is SMF4L17A?

    • SMF4L17A is a type of transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. Where is SMF4L17A commonly used?

    • SMF4L17A is commonly used in electronic circuits, power supplies, communication equipment, and automotive electronics to protect against voltage surges.

  3. What is the maximum voltage rating of SMF4L17A?

    • The maximum voltage rating of SMF4L17A is 17 volts.

  4. What is the peak pulse current handling capability of SMF4L17A?

    • SMF4L17A can handle peak pulse currents up to 100A.

  5. How does SMF4L17A provide protection?

    • SMF4L17A provides protection by clamping the voltage during transient events, diverting excess current away from sensitive components.

  6. What are the key features of SMF4L17A?

    • Some key features of SMF4L17A include low clamping voltage, fast response time, and high surge current capability.

  7. Can SMF4L17A be used for overvoltage protection in automotive applications?

    • Yes, SMF4L17A is suitable for overvoltage protection in automotive applications due to its robustness and reliability.

  8. Is SMF4L17A RoHS compliant?

    • Yes, SMF4L17A is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the operating temperature range of SMF4L17A?

    • SMF4L17A has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.

  10. Are there any recommended layout considerations when using SMF4L17A?

    • Yes, it is recommended to minimize the length and impedance of the traces connecting SMF4L17A to the circuit to ensure optimal performance.