Vishay Semiconductor Diodes Division
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3KASMC40AHE3_B/I
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3KASMC40AHE3_B/I Product Overview

Introduction

The 3KASMC40AHE3_B/I is a semiconductor product belonging to the category of high-power transient voltage suppressors (TVS). This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: High-power transient voltage suppressor (TVS)
  • Use: Protection against transient overvoltage events in electronic circuits
  • Characteristics: High power dissipation, low clamping voltage, fast response time
  • Package: SMC (DO-214AB), SMA Flat Lead
  • Essence: Safeguarding electronic components from voltage transients
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage Rating: 40V
  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 44.4V
  • Clamping Voltage: 64.5V
  • Operating Temperature Range: -55°C to +150°C
  • Mounting Type: Surface Mount
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 3KASMC40AHE3_B/I typically features two pins for surface mount installation. The pin configuration is as follows: 1. Pin 1: Anode 2. Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage transients by diverting excess current away from sensitive components.
  • Fast Response Time: Rapidly responds to overvoltage events, minimizing the risk of damage to connected devices.
  • High Power Dissipation: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against transient overvoltage events
  • Fast response time ensures minimal impact on connected devices
  • High power dissipation capability

Disadvantages

  • May exhibit leakage current at lower voltages
  • Requires careful consideration of placement and routing for optimal performance

Working Principles

The 3KASMC40AHE3_B/I operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, thereby protecting downstream components.

Detailed Application Field Plans

The 3KASMC40AHE3_B/I finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models with similar characteristics and specifications are available in the market, including: - 3KASMC36AHE3B/I - 3KASMC43AHE3B/I - 3KASMC48AHE3B/I - 3KASMC51AHE3B/I

In conclusion, the 3KASMC40AHE3_B/I serves as a critical component in safeguarding electronic circuits from transient overvoltage events, offering high power dissipation and fast response time. Its application spans across diverse industries, and several alternative models provide flexibility in design and implementation.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 3KASMC40AHE3_B/I v technických řešeních

  1. What is the 3KASMC40AHE3_B/I used for in technical solutions?

    • The 3KASMC40AHE3_B/I is a high-efficiency, fast-recovery rectifier diode commonly used in power supply and voltage regulation applications.

  2. What are the key specifications of the 3KASMC40AHE3_B/I?

    • The 3KASMC40AHE3_B/I has a maximum repetitive reverse voltage of 40V, a forward current of 3A, and a low forward voltage drop.

  3. How does the 3KASMC40AHE3_B/I contribute to energy efficiency in technical solutions?

    • The 3KASMC40AHE3_B/I's fast-recovery characteristics help minimize power loss and improve overall energy efficiency in power conversion systems.

  4. Can the 3KASMC40AHE3_B/I be used in high-frequency applications?

    • Yes, the 3KASMC40AHE3_B/I is suitable for high-frequency switching applications due to its fast recovery time and low reverse recovery charge.

  5. What are the typical thermal considerations when using the 3KASMC40AHE3_B/I in technical solutions?

    • Proper heat sinking and thermal management are important to ensure the 3KASMC40AHE3_B/I operates within its specified temperature range for optimal performance and reliability.

  6. Does the 3KASMC40AHE3_B/I have any special packaging or mounting requirements?

    • The 3KASMC40AHE3_B/I is typically available in industry-standard surface mount packages and should be mounted following recommended PCB layout guidelines for efficient operation.

  7. Are there any common failure modes associated with the 3KASMC40AHE3_B/I?

    • Overheating due to inadequate thermal management and excessive forward current can lead to potential failure of the 3KASMC40AHE3_B/I.

  8. What are the typical applications where the 3KASMC40AHE3_B/I is commonly used?

    • The 3KASMC40AHE3_B/I is often employed in switch-mode power supplies, DC-DC converters, voltage regulators, and other power management circuits.

  9. How does the 3KASMC40AHE3_B/I contribute to system reliability in technical solutions?

    • Its robust construction and fast-recovery characteristics enhance system reliability by minimizing power losses and reducing stress on other components.

  10. What are the key advantages of using the 3KASMC40AHE3_B/I in technical solutions compared to other diodes?

    • The 3KASMC40AHE3_B/I offers fast recovery times, low forward voltage drop, and high efficiency, making it an excellent choice for demanding power electronics applications.