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TPSMD43A
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TPSMD43A Product Overview

Introduction

The TPSMD43A is a transient voltage suppressor diode that belongs to the category of semiconductor devices. It is widely used for protecting sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides a comprehensive overview of the TPSMD43A, 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 transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMA package
  • Essence: Safeguarding electronic circuits from transient voltage events
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage Range: 37.1V to 40.9V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C
  • RoHS Compliance: Yes

Detailed Pin Configuration

The TPSMD43A has a standard SMA package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to transient events ensures minimal impact on the protected circuit.
  • High Surge Current Capability: Able to handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • RoHS compliant

Disadvantages

  • Limited breakdown voltage range compared to some alternative models
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The TPSMD43A operates by diverting excessive transient current away from sensitive electronic components. When a transient voltage event occurs, the diode rapidly conducts, providing a low-impedance path for the transient current to flow through, thus limiting the voltage across the protected circuit.

Detailed Application Field Plans

The TPSMD43A is commonly used in various applications, including: - Consumer Electronics: Protecting USB ports, HDMI interfaces, and audio/video equipment - Telecommunications: Safeguarding communication interfaces and network equipment - Automotive Electronics: Shielding automotive control units and infotainment systems - Industrial Control Systems: Protecting PLCs, sensors, and industrial automation equipment

Detailed and Complete Alternative Models

  • TPSMD Series: Includes TPSMD43A, TPSMD36A, TPSMD30A
  • P6SMB Series: Offers a wider breakdown voltage range
  • 1.5SMC Series: Provides higher peak pulse power handling capacity

In conclusion, the TPSMD43A transient voltage suppressor diode offers effective protection against transient voltage events in a compact SMA package. Its fast response time and high surge current capability make it suitable for a wide range of applications, although users should consider the breakdown voltage range when selecting the appropriate model for their specific requirements.

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기술 솔루션에 TPSMD43A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is TPSMD43A?

    • TPSMD43A is a transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.

  2. What are the key features of TPSMD43A?

    • TPSMD43A features include low clamping voltage, fast response time, and high surge current capability, making it suitable for various technical solutions.

  3. How does TPSMD43A protect electronic circuits?

    • TPSMD43A diverts excessive voltage away from sensitive components by providing a low-impedance path to ground during transient events, thus safeguarding the circuit.

  4. In what applications is TPSMD43A commonly used?

    • TPSMD43A is frequently employed in power supplies, communication equipment, automotive electronics, and industrial control systems to protect against voltage surges.

  5. What is the maximum clamping voltage of TPSMD43A?

    • The maximum clamping voltage of TPSMD43A is typically around 77 volts, ensuring that the protected circuitry is not exposed to damaging voltage levels.

  6. Can TPSMD43A be used for ESD protection?

    • Yes, TPSMD43A can provide effective electrostatic discharge (ESD) protection for sensitive electronic components and integrated circuits.

  7. What is the operating temperature range of TPSMD43A?

    • TPSMD43A is designed to operate within a wide temperature range, typically from -55°C to 150°C, ensuring reliability in various environmental conditions.

  8. How should TPSMD43A be mounted on a PCB?

    • TPSMD43A should be mounted close to the input or output terminals of the protected circuit, with short traces to minimize inductance and maximize its protective effectiveness.

  9. What are the industry standards or certifications applicable to TPSMD43A?

    • TPSMD43A may comply with industry standards such as IEC 61000-4-5 for surge immunity, and it may also be certified to meet specific automotive or electronic industry requirements.

  10. Are there any recommended layout considerations when using TPSMD43A?

    • It is advisable to follow the manufacturer's guidelines for PCB layout, including proper grounding, trace routing, and placement of TPSMD43A to optimize its performance in technical solutions.