Vishay Semiconductor Diodes Division
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SMAJ45HE3/61
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SMAJ45HE3/61

Product Overview

Category

SMAJ45HE3/61 belongs to the category of transient voltage suppressor diodes.

Use

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

Characteristics

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

Package

The SMAJ45HE3/61 diodes are typically available in a DO-214AC (SMA) package.

Essence

The essence of SMAJ45HE3/61 lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

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

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 45V
  • Maximum Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ45HE3/61 diode typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Transient voltage suppression
  • Reverse standoff voltage
  • Low leakage current

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • Low clamping voltage
  • RoHS compliant

Disadvantages

  • Limited power dissipation capability
  • May require additional heat sinking in high-power applications

Working Principles

SMAJ45HE3/61 diodes work by diverting excessive voltage away from sensitive components, thereby protecting them from damage due to transient events.

Detailed Application Field Plans

Electronic Circuits

SMAJ45HE3/61 diodes are widely used in electronic circuits such as power supplies, communication equipment, and automotive electronics to safeguard against voltage surges.

Industrial Control Systems

They find application in industrial control systems to protect sensitive control circuitry from voltage transients induced by electromagnetic interference.

Consumer Electronics

In consumer electronics, these diodes are utilized to shield integrated circuits and other sensitive components from voltage spikes caused by lightning or power grid fluctuations.

Detailed and Complete Alternative Models

  • P6KE45CA
  • 1.5KE45A
  • SMBJ45CA

In conclusion, SMAJ45HE3/61 transient voltage suppressor diodes offer fast and reliable protection against voltage transients, making them essential components in various electronic and electrical systems.

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技術ソリューションにおける SMAJ45HE3/61 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 the SMAJ45HE3/61?

    • The SMAJ45HE3/61 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMAJ45HE3/61?

    • The maximum peak pulse power of the SMAJ45HE3/61 is 400 watts.

  3. What is the breakdown voltage of the SMAJ45HE3/61?

    • The breakdown voltage of the SMAJ45HE3/61 is 45 volts.

  4. What are the typical applications of the SMAJ45HE3/61?

    • The SMAJ45HE3/61 is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems to protect against voltage surges and transients.

  5. What is the operating temperature range of the SMAJ45HE3/61?

    • The SMAJ45HE3/61 has an operating temperature range of -55°C to 150°C.

  6. What is the response time of the SMAJ45HE3/61?

    • The response time of the SMAJ45HE3/61 is very fast, typically responding within nanoseconds to clamp transient voltages.

  7. Can the SMAJ45HE3/61 be used for ESD protection?

    • Yes, the SMAJ45HE3/61 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.

  8. Does the SMAJ45HE3/61 require any external components for proper operation?

    • No, the SMAJ45HE3/61 is a standalone device and does not require any external components for its operation.

  9. What is the packaging type of the SMAJ45HE3/61?

    • The SMAJ45HE3/61 is available in a surface mount package.

  10. Is the SMAJ45HE3/61 RoHS compliant?

    • Yes, the SMAJ45HE3/61 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.