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TPSMC12A
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TPSMC12A Product Overview

Introduction

The TPSMC12A is a semiconductor product belonging to the category of transient voltage suppressor diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the TPSMC12A.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
  • Characteristics: Fast response time, low clamping voltage, high surge current capability.
  • Package: SMA (DO-214AC)
  • Essence: Semiconductor device for voltage spike protection
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 10V to 78V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The TPSMC12A has a standard SMA (DO-214AC) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast response time to clamp transient voltages
  • Low clamping voltage to protect sensitive components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited breakdown voltage range compared to some alternative models
  • Relatively lower surge current capability compared to higher power TVS diodes

Working Principles

The TPSMC12A operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The TPSMC12A is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the TPSMC12A include: - TPSMC6A: Lower breakdown voltage, suitable for lower voltage applications - TPSMC15A: Higher breakdown voltage, suitable for higher voltage applications - TPSMC24A: Higher surge current capability, suitable for more demanding environments

In summary, the TPSMC12A transient voltage suppressor diode offers effective protection against voltage transients with its fast response time, low clamping voltage, and high surge current capability. While it has limitations in terms of breakdown voltage range and surge current compared to some alternative models, it remains a popular choice for various applications due to its reliability and performance.

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  1. What is TPSMC12A?

    • TPSMC12A is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What are the key features of TPSMC12A?

    • TPSMC12A features a peak pulse power dissipation of 1500W, low clamping voltage, and fast response time.

  3. In what applications can TPSMC12A be used?

    • TPSMC12A is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems for surge protection.

  4. How does TPSMC12A provide surge protection?

    • TPSMC12A diverts excess voltage away from sensitive components by conducting when the voltage exceeds its breakdown voltage, thereby protecting the circuit.

  5. What is the maximum operating voltage of TPSMC12A?

    • The maximum operating voltage of TPSMC12A is 12V.

  6. What is the temperature range for TPSMC12A?

    • TPSMC12A has an operating temperature range of -55°C to 150°C.

  7. Is TPSMC12A RoHS compliant?

    • Yes, TPSMC12A is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. Can TPSMC12A be used for ESD protection?

    • While TPSMC12A is primarily designed for surge protection, it can also provide some level of electrostatic discharge (ESD) protection.

  9. What is the package type of TPSMC12A?

    • TPSMC12A is available in a DO-214AB (SMC) package.

  10. Are there any recommended layout considerations for using TPSMC12A?

    • It is recommended to minimize the length of the traces between the TPSMC12A and the protected circuit, and to ensure a low impedance path to ground for effective protection.