Vishay Semiconductor Diodes Division
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SMAJ58AHE3/5A
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SMAJ58AHE3/5A

Product Overview

Category

The SMAJ58AHE3/5A belongs to the category of semiconductor devices, specifically a type of transient voltage suppressor diode (TVS diode).

Use

It is commonly used for protecting 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 SMAJ58AHE3/5A is typically available in a surface mount package, such as SMB (DO-214AA), with a compact form factor.

Essence

The essence of the SMAJ58AHE3/5A lies in its ability to divert excessive voltage away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

It is usually supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 64.4V
  • Maximum Clamping Voltage: 103V
  • Operating Temperature Range: -55°C to 150°C
  • RoHS compliant

Detailed Pin Configuration

The SMAJ58AHE3/5A typically consists of two pins in a surface mount package, with the pinout configuration as follows: 1. Anode 2. Cathode

Functional Features

  • Transient voltage suppression
  • Bidirectional clamping capability
  • Low leakage current

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Compact form factor

Disadvantages

  • Limited maximum clamping voltage
  • May require additional circuitry for comprehensive protection in high-power applications

Working Principles

When a voltage surge occurs, the SMAJ58AHE3/5A conducts and clamps the excessive voltage, diverting it away from the protected circuit. This action helps prevent damage to sensitive components by limiting the voltage across them.

Detailed Application Field Plans

The SMAJ58AHE3/5A finds application in various fields, including: - Telecommunications - Automotive electronics - Industrial equipment - Consumer electronics

In these fields, it serves to protect integrated circuits, transistors, and other sensitive components from voltage transients induced by lightning, ESD, or switching events.

Detailed and Complete Alternative Models

Some alternative models to the SMAJ58AHE3/5A include: - P6KE68CA - 1.5KE68CA - SMCJ58A

These alternatives offer similar transient voltage suppression capabilities and may vary in terms of package size, clamping voltage, and surge current handling.

This comprehensive entry provides an in-depth understanding of the SMAJ58AHE3/5A, covering its basic information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ58AHE3/5A v technických řešeních

  1. What is the maximum reverse voltage rating of SMAJ58AHE3/5A?

    • The maximum reverse voltage rating of SMAJ58AHE3/5A is 58V.

  2. What is the peak pulse power dissipation of SMAJ58AHE3/5A?

    • The peak pulse power dissipation of SMAJ58AHE3/5A is 400W for a 10/1000μs waveform.

  3. What is the breakdown voltage of SMAJ58AHE3/5A?

    • The breakdown voltage of SMAJ58AHE3/5A is typically 64.4V at a test current of 1mA.

  4. What is the forward voltage drop of SMAJ58AHE3/5A at a specified current?

    • The forward voltage drop of SMAJ58AHE3/5A is typically 3.5V at a forward current of 25A.

  5. What are the typical applications of SMAJ58AHE3/5A?

    • SMAJ58AHE3/5A is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  6. What is the response time of SMAJ58AHE3/5A to transient voltage spikes?

    • The response time of SMAJ58AHE3/5A is very fast, typically responding within nanoseconds to transient voltage spikes.

  7. Is SMAJ58AHE3/5A suitable for overvoltage protection in power supply circuits?

    • Yes, SMAJ58AHE3/5A is suitable for providing overvoltage protection in power supply circuits to safeguard against voltage surges.

  8. Can SMAJ58AHE3/5A be used in combination with other protective components, such as varistors or TVS diodes?

    • Yes, SMAJ58AHE3/5A can be used in conjunction with other protective components to create a multi-layered approach to surge protection.

  9. What is the temperature range for proper operation of SMAJ58AHE3/5A?

    • SMAJ58AHE3/5A is designed to operate within a temperature range of -55°C to 150°C.

  10. Does SMAJ58AHE3/5A require any special mounting considerations?

    • SMAJ58AHE3/5A is typically surface mountable and may require appropriate PCB layout and thermal management for optimal performance.