STMicroelectronics
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SM30T47AY
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SM30T47AY

Product Overview

Category: Electronic Component
Use: Voltage Suppressor
Characteristics: Transient Voltage Suppressor Diode
Package: DO-214AB (SMC)
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 30V
  • Voltage - Breakdown (Min): 33.3V
  • Voltage - Clamping (Max) @ Ipp: 48.4V
  • Current - Peak Pulse (10/1000µs): 34.1A
  • Power - Peak Pulse: 1500W
  • Type: Zener

Detailed Pin Configuration

The SM30T47AY is a SMC package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Provides protection against transient voltage events
  • Low clamping voltage
  • Fast response time
  • High surge capability

Advantages and Disadvantages

Advantages: - Effective protection of sensitive electronic components - Fast response to voltage spikes - Compact SMC package for space-saving designs

Disadvantages: - Limited power dissipation capability - May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SM30T47AY operates by diverting excessive voltage away from sensitive electronic components. When a voltage spike occurs, the diode rapidly conducts, clamping the voltage to a safe level and protecting the downstream circuitry.

Detailed Application Field Plans

The SM30T47AY is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SM30T47AY include: - SMAJ30A: 400W, 30V, SMA package - P6SMB33CA: 600W, 33V, SMB package - 1.5KE33CA: 1500W, 33V, DO-201 package

In conclusion, the SM30T47AY is a vital component in safeguarding electronic circuits from transient voltage events, offering fast response and effective protection. Its compact package and high surge capability make it suitable for a wide range of applications.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق SM30T47AY في الحلول التقنية

  1. What is the SM30T47AY?

    • The SM30T47AY is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SM30T47AY?

    • The maximum peak pulse power of the SM30T47AY is 3000 watts.

  3. What is the breakdown voltage of the SM30T47AY?

    • The breakdown voltage of the SM30T47AY is 47 volts.

  4. What are the typical applications of the SM30T47AY?

    • The SM30T47AY is commonly used in applications such as overvoltage protection for telecommunications equipment, automotive electronics, and industrial control systems.

  5. What is the operating temperature range of the SM30T47AY?

    • The operating temperature range of the SM30T47AY is -55°C to 175°C.

  6. What is the clamping voltage of the SM30T47AY?

    • The clamping voltage of the SM30T47AY is 77.4 volts at 16A.

  7. What is the package type of the SM30T47AY?

    • The SM30T47AY is available in a DO-214AB (SMC) package.

  8. Is the SM30T47AY RoHS compliant?

    • Yes, the SM30T47AY is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What are the key features of the SM30T47AY?

    • The key features of the SM30T47AY include low clamping voltage, fast response time, and high surge capability.

  10. Can the SM30T47AY be used for ESD protection?

    • Yes, the SM30T47AY can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.