Vishay Semiconductor Diodes Division
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SMCG43A-M3/9AT
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SMCG43A-M3/9AT

Introduction

The SMCG43A-M3/9AT is a crucial component in the field of electronic devices, offering essential protection against voltage transients. This entry will provide an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Component
  • Use: Voltage Transient Protection
  • Characteristics: Fast response time, high surge capability
  • Package: DO-214AB (SMC)
  • Essence: Protects electronic circuits from voltage spikes
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 43V
  • Operating Temperature Range: -55°C to +175°C
  • Mounting Type: Surface Mount
  • Polarity: Unidirectional

Detailed Pin Configuration

The SMCG43A-M3/9AT features a standard SMC package with two leads for surface mounting. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Rapid response to transient over-voltage conditions
  • Low clamping voltage
  • High surge capability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Unidirectional protection only
  • Requires careful handling during installation

Working Principles

The SMCG43A-M3/9AT operates based on the principle of avalanche breakdown. When a voltage transient occurs, the device rapidly conducts current to divert the excess energy away from the protected circuit, thereby safeguarding sensitive components.

Detailed Application Field Plans

The SMCG43A-M3/9AT finds extensive use in various applications, including: - Power supplies - Automotive electronics - Industrial equipment - Telecommunications devices - Consumer electronics

Detailed and Complete Alternative Models

For those seeking alternative options, the following models can be considered: - SMAJ43A - SMBJ43A - SMLJ43A - P6SMB43A

In conclusion, the SMCG43A-M3/9AT serves as a critical component in protecting electronic circuits from voltage transients. Its fast response time, high surge capability, and wide operating temperature range make it a valuable asset in diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMCG43A-M3/9AT v technických řešeních

  1. What is the SMCG43A-M3/9AT?

    • The SMCG43A-M3/9AT is a surface mount, high-power transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SMCG43A-M3/9AT?

    • The maximum peak pulse power of the SMCG43A-M3/9AT is 3000 watts for a 10/1000μs waveform.

  3. What is the breakdown voltage of the SMCG43A-M3/9AT?

    • The breakdown voltage of the SMCG43A-M3/9AT ranges from 47.8V to 52.8V, depending on the specific model.

  4. What are the typical applications for the SMCG43A-M3/9AT?

    • Typical applications for the SMCG43A-M3/9AT include protection of power supplies, AC/DC modules, industrial equipment, and automotive electronics.

  5. What is the operating temperature range of the SMCG43A-M3/9AT?

    • The operating temperature range of the SMCG43A-M3/9AT is -55°C to +175°C.

  6. What is the package type of the SMCG43A-M3/9AT?

    • The SMCG43A-M3/9AT is available in a DO-214AB (SMC) package.

  7. What are the key features of the SMCG43A-M3/9AT?

    • The key features of the SMCG43A-M3/9AT include low clamping voltage, fast response time, and high surge capability.

  8. Is the SMCG43A-M3/9AT RoHS compliant?

    • Yes, the SMCG43A-M3/9AT is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What are the recommended PCB layout guidelines for the SMCG43A-M3/9AT?

    • It is recommended to minimize the length and area of the traces connecting the SMCG43A-M3/9AT to the circuit, and to provide adequate thermal relief for the diode's pads.

  10. Are there any application notes or reference designs available for the SMCG43A-M3/9AT?

    • Yes, application notes and reference designs for the SMCG43A-M3/9AT can be found in the product datasheet and technical documentation provided by the manufacturer.