Vishay Semiconductor Diodes Division
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TPSMC12AHE3_B/I
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TPSMC12AHE3_B/I Encyclopedia Entry

Product Overview

The TPSMC12AHE3_B/I belongs to the category of semiconductor devices and is specifically a Transient Voltage Suppressor (TVS) diode. This product is commonly used for surge protection in electronic circuits, offering characteristics such as high surge capability, low clamping voltage, and fast response time. It is typically packaged in a small, surface-mount package and is available in various packaging quantities to suit different application needs.

Specifications

  • Voltage Rating: 12V
  • Peak Pulse Power: 1500W
  • Package Type: SMB
  • Polarity: Bidirectional

Detailed Pin Configuration

The TPSMC12AHE3_B/I features a standard SMB package with two pins, one for each terminal. The pin configuration follows the industry-standard layout for SMB diodes.

Functional Features

  • Surge Protection: Provides effective protection against transient voltage spikes.
  • Fast Response Time: Rapidly clamps transient voltages to protect downstream components.
  • Bidirectional Design: Offers protection for both positive and negative voltage transients.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • Fast response time

Disadvantages

  • Limited to low voltage applications
  • Requires careful consideration of reverse leakage current in certain designs

Working Principles

The TPSMC12AHE3_B/I operates by diverting excessive voltage transients away from sensitive electronic components. When a transient voltage spike occurs, the TVS diode rapidly conducts, effectively clamping the voltage to a safe level and protecting the circuit.

Detailed Application Field Plans

The TPSMC12AHE3_B/I is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or package types, alternative models to consider include: - TPSMC15AHE3_B/I (15V rating, SMB package) - P6KE6.8CA (6.8V rating, axial package) - SMAJ24A (24V rating, SMA package)

In conclusion, the TPSMC12AHE3_B/I TVS diode offers reliable surge protection for a wide range of electronic applications, with its high surge capability, low clamping voltage, and fast response time making it a popular choice for engineers seeking robust transient voltage suppression solutions.

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Énumérez 10 questions et réponses courantes liées à l'application de TPSMC12AHE3_B/I dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of TPSMC12AHE3_B/I in technical solutions:

  1. What is the maximum repetitive peak reverse voltage of TPSMC12AHE3_B/I?

    • The maximum repetitive peak reverse voltage of TPSMC12AHE3_B/I is 12V.

  2. What is the forward voltage drop of TPSMC12AHE3_B/I at a specified current?

    • The forward voltage drop of TPSMC12AHE3_B/I at a specified current is typically around 0.5V.

  3. Can TPSMC12AHE3_B/I be used for overvoltage protection in power supply circuits?

    • Yes, TPSMC12AHE3_B/I can be used for overvoltage protection in power supply circuits due to its transient voltage suppression capabilities.

  4. What is the maximum clamping voltage of TPSMC12AHE3_B/I during a transient event?

    • The maximum clamping voltage of TPSMC12AHE3_B/I during a transient event is 19.9V at a peak pulse current of 10A.

  5. Is TPSMC12AHE3_B/I suitable for surge protection in communication equipment?

    • Yes, TPSMC12AHE3_B/I is suitable for surge protection in communication equipment such as routers, switches, and modems.

  6. What is the operating temperature range of TPSMC12AHE3_B/I?

    • The operating temperature range of TPSMC12AHE3_B/I is -55°C to +150°C, making it suitable for a wide range of environments.

  7. Can TPSMC12AHE3_B/I be used for ESD protection in electronic devices?

    • Yes, TPSMC12AHE3_B/I can be used for electrostatic discharge (ESD) protection in electronic devices to safeguard against static electricity damage.

  8. What package type does TPSMC12AHE3_B/I come in?

    • TPSMC12AHE3_B/I is available in a DO-214AB (SMC) package, which is a surface-mount package suitable for automated assembly processes.

  9. Does TPSMC12AHE3_B/I comply with industry standards for transient voltage suppressors?

    • Yes, TPSMC12AHE3_B/I complies with industry standards such as IEC 61000-4-5 for surge immunity testing.

  10. In what applications is TPSMC12AHE3_B/I commonly used?

    • TPSMC12AHE3_B/I is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and consumer electronics for transient voltage suppression and overvoltage protection.

I hope these questions and answers provide the information you were looking for! If you have any more specific questions, feel free to ask.