Vishay Semiconductor Diodes Division
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3KASMC20AHE3/9AT
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3KASMC20AHE3/9AT

Product Overview

Category

The 3KASMC20AHE3/9AT belongs to the category of surface mount transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients in various electronic circuits.

Characteristics

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

Package

The 3KASMC20AHE3/9AT is typically available in a SMA (DO-214AC) package.

Essence

These diodes are essential for safeguarding electronic devices from voltage surges, ensuring their reliable operation.

Packaging/Quantity

They are commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage Range: 17.1V to 18.9V
  • Maximum Clamping Voltage: 27.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 3KASMC20AHE3/9AT typically has two pins, with the anode and cathode connections clearly marked on the device.

Functional Features

  • Suppresses voltage transients
  • Protects downstream components
  • Fast reaction to transient events

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited protection range
  • Requires proper installation for effective operation

Working Principles

When a voltage transient occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit, thus preventing damage to sensitive components.

Detailed Application Field Plans

The 3KASMC20AHE3/9AT is widely used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6SMBJ20A
  • SMBJ20CA
  • SMCJ20A

In conclusion, the 3KASMC20AHE3/9AT is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and high surge current capabilities. Its application spans across various industries, ensuring the reliability and longevity of electronic devices.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 3KASMC20AHE3/9AT en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of 3KASMC20AHE3/9AT in technical solutions:

  1. What is the maximum repetitive peak reverse voltage of 3KASMC20AHE3/9AT?

    • The maximum repetitive peak reverse voltage is 20V.

  2. What is the maximum forward voltage drop of 3KASMC20AHE3/9AT at 3A?

    • The maximum forward voltage drop at 3A is 0.55V.

  3. What is the typical junction capacitance of 3KASMC20AHE3/9AT at 4V, 1MHz?

    • The typical junction capacitance at 4V, 1MHz is 500pF.

  4. What is the maximum reverse leakage current of 3KASMC20AHE3/9AT at its rated voltage?

    • The maximum reverse leakage current at its rated voltage is 1μA.

  5. What is the operating temperature range of 3KASMC20AHE3/9AT?

    • The operating temperature range is -55°C to +150°C.

  6. Can 3KASMC20AHE3/9AT be used for overvoltage protection in power supplies?

    • Yes, it can be used for overvoltage protection in power supplies due to its low forward voltage drop and high surge capability.

  7. Is 3KASMC20AHE3/9AT suitable for ESD protection in electronic circuits?

    • Yes, it is suitable for ESD protection in electronic circuits due to its low junction capacitance and fast response time.

  8. What are the typical applications of 3KASMC20AHE3/9AT in automotive electronics?

    • Typical applications include load dump protection, reverse battery protection, and transient voltage suppression in automotive electronics.

  9. Can 3KASMC20AHE3/9AT be used in high-frequency switching power supplies?

    • Yes, it can be used in high-frequency switching power supplies due to its low junction capacitance and fast recovery time.

  10. What are the key advantages of using 3KASMC20AHE3/9AT in LED lighting applications?

    • The key advantages include low forward voltage drop, high surge capability, and reliable overvoltage protection for LED lighting applications.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.