Littelfuse Inc.
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
SMDJ22C
Ver Detalle Hojas de datos

SMDJ22C - Product Overview and Specifications

Introduction

The SMDJ22C belongs to the category of TVS (Transient Voltage Suppressor) diodes, which are widely used for surge protection in electronic circuits. This entry provides a comprehensive overview of the SMDJ22C, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: TVS Diode
  • Use: Surge protection in electronic circuits
  • Characteristics: Fast response time, high surge current capability
  • Package: SMD (Surface Mount Device)
  • Essence: Protection against transient voltage spikes
  • Packaging/Quantity: Typically available in reels or tubes

Specifications

  • Voltage Rating: 22V
  • Power Dissipation: 3kW
  • Breakdown Voltage: 24.4V
  • Operating Temperature Range: -55°C to 150°C
  • Polarity: Unidirectional

Detailed Pin Configuration

The SMDJ22C typically has a standard SMD package with two terminals. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response to transient voltage spikes
  • High surge current capability
  • Low clamping voltage
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast reaction time
  • Compact size for easy integration into circuit designs
  • RoHS compliant, making it environmentally friendly

Disadvantages

  • Limited to unidirectional protection
  • May require additional components for bidirectional protection

Working Principles

The SMDJ22C operates by diverting excessive transient current away from sensitive electronic components when a voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting the circuit from damage.

Detailed Application Field Plans

The SMDJ22C is commonly used in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMDJ22C include: - SMDJ5.0A: 5V TVS diode - SMDJ15CA: 15V TVS diode - SMDJ33C: 33V TVS diode - SMDJ58A: 58V TVS diode

In conclusion, the SMDJ22C TVS diode offers effective surge protection for electronic circuits, with fast response times and high surge current capabilities. Its compact size and RoHS compliance make it suitable for a wide range of applications, although it is limited to unidirectional protection. Understanding its specifications, pin configuration, functional features, and application field plans is essential for integrating it into electronic designs effectively. Additionally, considering alternative models can provide flexibility in meeting specific surge protection requirements.

Word count: 411

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ22C en soluciones técnicas

  1. What is SMDJ22C?

    • SMDJ22C is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum working voltage of SMDJ22C?

    • The maximum working voltage of SMDJ22C is 22 volts.

  3. What is the peak pulse power of SMDJ22C?

    • The peak pulse power of SMDJ22C is typically 3000 watts.

  4. What are the typical applications of SMDJ22C?

    • SMDJ22C is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of SMDJ22C?

    • The response time of SMDJ22C is very fast, typically in the nanosecond range.

  6. What is the operating temperature range of SMDJ22C?

    • The operating temperature range of SMDJ22C is usually between -55°C to +150°C.

  7. How does SMDJ22C provide overvoltage protection?

    • SMDJ22C clamps the voltage to a safe level by diverting excess current away from sensitive components when a transient event occurs.

  8. Can SMDJ22C be used in high-speed data lines?

    • Yes, SMDJ22C can be used to protect high-speed data lines such as Ethernet, USB, and HDMI.

  9. What is the package type of SMDJ22C?

    • SMDJ22C is typically available in a surface mount DO-214AB package.

  10. Is SMDJ22C RoHS compliant?

    • Yes, SMDJ22C is generally compliant with the Restriction of Hazardous Substances (RoHS) directive.