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SM15T22A
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SM15T22A - Product Overview

Introduction

The SM15T22A is a transient voltage suppressor (TVS) diode belonging to the category of electronic components used for surge protection in various electrical and electronic circuits. This entry provides an overview of the SM15T22A, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Surge Protection
  • Characteristics: Transient Voltage Suppression, High Power Dissipation, Low Clamping Voltage
  • Package: DO-214AB (SMC)
  • Essence: Protecting Sensitive Electronics from Voltage Surges
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 15V
  • Voltage - Breakdown (Min): 16.7V
  • Voltage - Clamping (Max) @ Ipp: 24.4V
  • Current - Peak Pulse (10/1000µs): 34.4A
  • Power - Peak Pulse: 1500W
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The SM15T22A TVS diode has a standard DO-214AB (SMC) package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage spikes
  • High power dissipation capability
  • Compact form factor

Disadvantages

  • Limited voltage clamping range
  • Sensitive to reverse bias conditions

Working Principles

The SM15T22A operates by diverting excessive current away from sensitive electronic components when a voltage surge occurs. It achieves this by rapidly switching into a low-impedance state, effectively shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SM15T22A is widely used in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SM15T22A include: - SMAJ15A - SMBJ15A - SMCJ15A - P6SMB15A

In conclusion, the SM15T22A TVS diode offers effective surge protection for a wide range of electronic applications, despite its limitations in voltage clamping range. Its compact package and high surge current capability make it a popular choice for designers seeking reliable transient voltage suppression.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SM15T22A dalam penyelesaian teknikal

  1. What is the SM15T22A component used for?

    • The SM15T22A is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum clamping voltage of the SM15T22A?

    • The maximum clamping voltage of the SM15T22A is typically 34.4 volts at a peak pulse current of 10A.

  3. What is the breakdown voltage of the SM15T22A?

    • The breakdown voltage of the SM15T22A is 22 volts, which means it starts conducting when the voltage across it exceeds this value.

  4. What are the typical applications of the SM15T22A in technical solutions?

    • The SM15T22A is commonly used in surge protection for telecommunications equipment, power supplies, industrial controls, and automotive electronics.

  5. What is the peak pulse power dissipation of the SM15T22A?

    • The peak pulse power dissipation of the SM15T22A is 1500 watts for an 8/20µs waveform.

  6. What is the operating temperature range of the SM15T22A?

    • The SM15T22A can operate within a temperature range of -55°C to 175°C, making it suitable for various environmental conditions.

  7. Is the SM15T22A RoHS compliant?

    • Yes, the SM15T22A is RoHS compliant, ensuring it meets environmental standards for hazardous substances.

  8. What package type does the SM15T22A come in?

    • The SM15T22A is available in a DO-214AB (SMC) package, which provides good thermal performance and mechanical robustness.

  9. What are the key features of the SM15T22A for technical solutions?

    • The SM15T22A offers low clamping voltage, fast response time, high surge capability, and excellent reliability, making it ideal for transient voltage suppression.

  10. Can the SM15T22A be used in combination with other protective components?

    • Yes, the SM15T22A can be used in conjunction with other protective devices such as varistors, gas discharge tubes, and fuses to provide comprehensive overvoltage protection in technical solutions.