Vishay Semiconductor Diodes Division
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SMAJ54AHE3/61
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SMAJ54AHE3/61

Product Overview

Category

The SMAJ54AHE3/61 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, providing a low-impedance path to ground in the event of overvoltage transients.

Characteristics

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

Package

The SMAJ54AHE3/61 is available in a DO-214AC (SMA) package.

Essence

This TVS diode is essential for protecting sensitive electronic components from voltage spikes and surges.

Packaging/Quantity

It is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 54V
  • Maximum Clamping Voltage: 87.1V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ54AHE3/61 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Provides transient voltage suppression for sensitive electronics
  • Rapid response to overvoltage events
  • Low clamping voltage ensures minimal impact on protected circuits

Advantages

  • Effective surge protection
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited surge current handling compared to larger TVS diodes
  • Higher clamping voltage than some specialized TVS diodes

Working Principles

When an overvoltage transient occurs, the TVS diode conducts heavily, shunting the excess current to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMAJ54AHE3/61 is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMAJ54AHE3/61 include: - P6KE56CA - 1.5KE68CA - SMBJ54CA

In conclusion, the SMAJ54AHE3/61 TVS diode provides effective surge protection for a wide range of electronic applications, offering a balance of performance and compactness.

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Énumérez 10 questions et réponses courantes liées à l'application de SMAJ54AHE3/61 dans les solutions techniques

  1. What is the maximum reverse voltage for SMAJ54AHE3/61?

    • The maximum reverse voltage for SMAJ54AHE3/61 is 54V.

  2. What is the typical clamping voltage of SMAJ54AHE3/61?

    • The typical clamping voltage of SMAJ54AHE3/61 is 87.1V at 10A.

  3. What is the peak pulse current rating for SMAJ54AHE3/61?

    • The peak pulse current rating for SMAJ54AHE3/61 is 30.5A.

  4. What is the breakdown voltage of SMAJ54AHE3/61?

    • The breakdown voltage of SMAJ54AHE3/61 is typically 60V.

  5. What are the typical applications for SMAJ54AHE3/61?

    • SMAJ54AHE3/61 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and power supplies.

  6. What is the response time of SMAJ54AHE3/61?

    • The response time of SMAJ54AHE3/61 is very fast, typically responding within nanoseconds to protect against transient overvoltage events.

  7. Is SMAJ54AHE3/61 RoHS compliant?

    • Yes, SMAJ54AHE3/61 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. Can SMAJ54AHE3/61 be used for ESD protection?

    • Yes, SMAJ54AHE3/61 can be used for electrostatic discharge (ESD) protection in various electronic circuits.

  9. What is the operating temperature range for SMAJ54AHE3/61?

    • The operating temperature range for SMAJ54AHE3/61 is typically -55°C to 150°C.

  10. Does SMAJ54AHE3/61 require any special mounting considerations?

    • SMAJ54AHE3/61 should be mounted on a heat sink or thermal pad to ensure proper heat dissipation during high-energy transient events.