Vishay Semiconductor Diodes Division
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3KASMC14HE3/9AT
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3KASMC14HE3/9AT Product Overview

Introduction

The 3KASMC14HE3/9AT is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

Category

The 3KASMC14HE3/9AT belongs to the category of TVS diodes, specifically designed for transient voltage protection in electronic circuits.

Use

It is used to safeguard electronic devices and circuits from voltage surges and transients caused by lightning, ESD (electrostatic discharge), and other electrical disturbances.

Characteristics

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

Package

The 3KASMC14HE3/9AT is available in a surface-mount package, providing ease of installation on PCBs (Printed Circuit Boards).

Essence

The essence of this product lies in its ability to efficiently divert transient currents away from sensitive components, thereby protecting them from damage.

Packaging/Quantity

The product is typically supplied in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Peak Pulse Power: 3000W
  • Standoff Voltage: 12V
  • Breakdown Voltage: 13.3V
  • Maximum Clamping Voltage: 19.9V
  • Operating Temperature Range: -55°C to +150°C
  • Package: SMC (DO-214AB)

Detailed Pin Configuration

The 3KASMC14HE3/9AT features a standard SMC package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient voltage suppression
  • Bidirectional clamping
  • High surge handling capability
  • Fast response to transient events

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • High surge capability
  • Fast response time
  • RoHS compliant

Disadvantages

  • Limited to low voltage applications
  • Requires proper PCB layout for optimal performance

Working Principles

When a transient voltage event occurs, the 3KASMC14HE3/9AT conducts current and clamps the voltage to a safe level, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The 3KASMC14HE3/9AT is widely used in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

  • SMAJ12A: Similar TVS diode with SMA package
  • P6SMB12CA: TVS diode with SMB package and similar specifications
  • 1.5SMC12CA: TVS diode with 1.5SMC package and comparable characteristics

In conclusion, the 3KASMC14HE3/9AT is a reliable and efficient TVS diode that offers robust transient voltage protection for a wide range of electronic applications.

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技術ソリューションにおける 3KASMC14HE3/9AT の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is 3KASMC14HE3/9AT?

    • 3KASMC14HE3/9AT is a high-efficiency, surface mount TVS diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What are the key features of 3KASMC14HE3/9AT?

    • The key features include a low profile package, low clamping voltage, high surge capability, and compatibility with automated placement equipment.

  3. In what technical solutions can 3KASMC14HE3/9AT be used?

    • 3KASMC14HE3/9AT can be used in various technical solutions such as power supplies, communication equipment, industrial control systems, and automotive electronics.

  4. What is the maximum peak pulse current rating of 3KASMC14HE3/9AT?

    • The maximum peak pulse current rating is 3000A, making it suitable for handling large transient currents.

  5. How does 3KASMC14HE3/9AT provide protection against transient voltage events?

    • 3KASMC14HE3/9AT clamps the transient voltage to a safe level, diverting the excess energy away from the protected circuitry.

  6. Is 3KASMC14HE3/9AT RoHS compliant?

    • Yes, 3KASMC14HE3/9AT is RoHS compliant, ensuring that it meets environmental standards.

  7. What is the operating temperature range of 3KASMC14HE3/9AT?

    • The operating temperature range is -55°C to +150°C, allowing for reliable performance in various environments.

  8. Can 3KASMC14HE3/9AT be used in high-speed data lines?

    • Yes, 3KASMC14HE3/9AT is suitable for protecting high-speed data lines such as USB, HDMI, and Ethernet interfaces.

  9. Does 3KASMC14HE3/9AT require any special handling during assembly?

    • No special handling is required during assembly, and it is compatible with standard surface mount processes.

  10. Are there any application notes or design guidelines available for using 3KASMC14HE3/9AT in technical solutions?

    • Yes, detailed application notes and design guidelines are available to assist engineers in integrating 3KASMC14HE3/9AT effectively into their technical solutions.