Taiwan Semiconductor Corporation
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SMAJ40CA R3G
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SMAJ40CA R3G

Product Overview

Category

SMAJ40CA R3G belongs to the category of transient voltage suppressor diodes.

Use

It is used for protecting sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SMAJ40CA R3G is available in a DO-214AC (SMA) package.

Essence

The essence of SMAJ40CA R3G lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

It is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 40V
  • Maximum Clamping Voltage: 64.5V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ40CA R3G has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

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

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • Low clamping voltage protects sensitive components
  • Compact form factor

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection

Working Principles

When a transient voltage spike occurs, the SMAJ40CA R3G conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

SMAJ40CA R3G is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMAJ40CA R3G include: - P6SMBJ40CA - 1.5SMCJ40CA - SMBJ40CA

In conclusion, SMAJ40CA R3G is a vital component in safeguarding electronic devices from voltage transients, offering fast response and low clamping voltage. Its compact size and high surge current capability make it suitable for a wide range of applications across various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ40CA R3G v technických řešeních

  1. What is the maximum peak pulse power of SMAJ40CA R3G?

    • The maximum peak pulse power of SMAJ40CA R3G is 400 watts.

  2. What is the breakdown voltage of SMAJ40CA R3G?

    • The breakdown voltage of SMAJ40CA R3G is typically 44.2 volts.

  3. What is the operating temperature range for SMAJ40CA R3G?

    • The operating temperature range for SMAJ40CA R3G is -55°C to +150°C.

  4. What are the typical applications for SMAJ40CA R3G?

    • SMAJ40CA R3G is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of SMAJ40CA R3G?

    • The response time of SMAJ40CA R3G is very fast, typically less than 1 picosecond.

  6. Does SMAJ40CA R3G provide bidirectional protection?

    • Yes, SMAJ40CA R3G offers bidirectional protection, meaning it can protect against both positive and negative voltage transients.

  7. What is the package type of SMAJ40CA R3G?

    • SMAJ40CA R3G is available in a DO-214AC (SMA) package.

  8. Is SMAJ40CA R3G RoHS compliant?

    • Yes, SMAJ40CA R3G is RoHS compliant, meeting the requirements of the Restriction of Hazardous Substances directive.

  9. What is the clamping voltage of SMAJ40CA R3G?

    • The clamping voltage of SMAJ40CA R3G is typically 64.5 volts at 10A.

  10. Can SMAJ40CA R3G be used for ESD protection?

    • Yes, SMAJ40CA R3G can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.