Taiwan Semiconductor Corporation
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1.5SMC43AHR7G
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1.5SMC43AHR7G Product Overview

Introduction

The 1.5SMC43AHR7G is a diode belonging to the category of TVS (Transient Voltage Suppressor) diodes. These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Basic Information Overview

  • Category: TVS Diode
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, low clamping voltage
  • Package: SMC (DO-214AB)
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Maximum Clamping Voltage: 58.9V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC43AHR7G typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Fast response time
  • Low incremental surge resistance
  • High reliability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Can degrade over time with repeated exposure to transients
  • May require replacement after significant transient events

Working Principles

When a transient voltage event occurs, the 1.5SMC43AHR7G diode conducts and clamps the transient voltage to a safe level, protecting the downstream electronic components.

Detailed Application Field Plans

The 1.5SMC43AHR7G is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5SMC Series: Includes various standoff voltages and peak pulse power ratings
  • P6SMB Series: Similar TVS diodes with different package options
  • SMBJ Series: Surface mount TVS diodes with similar characteristics

In conclusion, the 1.5SMC43AHR7G TVS diode provides effective protection against voltage transients and finds widespread use in diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5SMC43AHR7G v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5SMC43AHR7G in technical solutions:

  1. What is the voltage rating of 1.5SMC43AHR7G?

    • The voltage rating of 1.5SMC43AHR7G is 36.8V.

  2. What is the peak pulse power of 1.5SMC43AHR7G?

    • The peak pulse power of 1.5SMC43AHR7G is 1500W.

  3. What is the breakdown voltage of 1.5SMC43AHR7G?

    • The breakdown voltage of 1.5SMC43AHR7G is 48.5V.

  4. What is the maximum clamping voltage of 1.5SMC43AHR7G?

    • The maximum clamping voltage of 1.5SMC43AHR7G is 77.4V.

  5. What is the application of 1.5SMC43AHR7G in surge protection?

    • 1.5SMC43AHR7G is commonly used in surge protection for electronic equipment, communication systems, and power supplies.

  6. How does 1.5SMC43AHR7G protect against transient voltage spikes?

    • 1.5SMC43AHR7G provides a low clamping voltage to divert excessive current away from sensitive components, protecting them from transient voltage spikes.

  7. Can 1.5SMC43AHR7G be used in automotive electronics?

    • Yes, 1.5SMC43AHR7G is suitable for use in automotive electronics to protect against voltage transients and surges.

  8. What are the typical applications of 1.5SMC43AHR7G in industrial settings?

    • In industrial settings, 1.5SMC43AHR7G is often used for surge protection in control systems, motor drives, and power distribution equipment.

  9. Is 1.5SMC43AHR7G suitable for use in telecommunications equipment?

    • Yes, 1.5SMC43AHR7G is commonly employed in telecommunications equipment to safeguard against voltage disturbances and lightning-induced surges.

  10. What are the environmental considerations for using 1.5SMC43AHR7G in outdoor applications?

    • When used in outdoor applications, it's important to ensure that 1.5SMC43AHR7G is housed in appropriate enclosures to protect it from moisture and other environmental factors.

I hope these questions and answers provide helpful information about the application of 1.5SMC43AHR7G in technical solutions. Let me know if you need further assistance!