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SMDJ26
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SMDJ26: Product Overview and Specifications

Introduction

The SMDJ26 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is widely used for protecting sensitive electronic components from voltage spikes and surges. This entry provides a comprehensive overview of the SMDJ26, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and surges in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: Surface Mount Device (SMD)
  • Essence: Provides overvoltage protection to sensitive electronic components
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Part Number: SMDJ26
  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 26V
  • Operating Voltage: 21.2V
  • Maximum Clamping Voltage: 34.4V
  • Peak Pulse Current: 86.5A
  • Operating Temperature Range: -55°C to +150°C
  • Package Type: DO-214AB (SMC)

Detailed Pin Configuration

The SMDJ26 TVS diode typically follows the standard pin configuration for surface mount diodes, with the anode and cathode connections clearly marked on the package.

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient overvoltage events to protect downstream components.
  • Low Clamping Voltage: Ensures minimal voltage overshoot during transient events.
  • High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact SMD package for easy integration into circuit designs

Disadvantages

  • Limited to specific voltage ratings
  • May require additional circuitry for comprehensive surge protection

Working Principles

The SMDJ26 operates by diverting excess transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient event occurs, the diode rapidly switches into a low-impedance state, shunting the excess energy to ground.

Detailed Application Field Plans

The SMDJ26 is commonly used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: SMDJ24A
  • Alternative Model 2: SMDJ28CA
  • Alternative Model 3: SMDJ30C

In conclusion, the SMDJ26 transient voltage suppressor diode offers effective protection against voltage spikes and surges in a compact SMD package. Its specifications, functional features, and application versatility make it a valuable component in various electronic systems.

Word Count: 410

기술 솔루션에 SMDJ26 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is SMDJ26?

    • SMDJ26 is a type of surface mount transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of SMDJ26?

    • The maximum peak pulse power of SMDJ26 is typically 3000 watts.

  3. What is the breakdown voltage of SMDJ26?

    • The breakdown voltage of SMDJ26 is 26 volts.

  4. What are the typical applications of SMDJ26?

    • SMDJ26 is commonly used in applications such as telecommunications equipment, industrial electronics, and automotive systems to protect against voltage transients.

  5. What is the operating temperature range of SMDJ26?

    • The operating temperature range of SMDJ26 is usually -55°C to +150°C.

  6. How does SMDJ26 provide overvoltage protection?

    • SMDJ26 clamps the voltage across the protected circuit to a safe level by diverting excess current away from sensitive components.

  7. What is the response time of SMDJ26?

    • The response time of SMDJ26 is very fast, typically responding within nanoseconds to clamp the voltage spike.

  8. Can SMDJ26 be used for ESD protection?

    • Yes, SMDJ26 can be used for electrostatic discharge (ESD) protection in electronic devices and integrated circuits.

  9. What is the package type of SMDJ26?

    • SMDJ26 is typically available in a surface mount package, such as SMB or SMC.

  10. Are there any recommended layout considerations when using SMDJ26?

    • It is recommended to minimize the length of the traces connecting SMDJ26 to the circuit and to ensure a low-inductance path to the ground plane for optimal performance.