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SMAJ154A-TR
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SMAJ154A-TR

Product Overview

Category

The SMAJ154A-TR belongs to the category of surface mount transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SMAJ154A-TR is typically available in a DO-214AC (SMA) package.

Essence

The essence of the SMAJ154A-TR lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

These diodes are commonly packaged in reels and are available in quantities ranging from hundreds to thousands per reel.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 154V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 154V
  • Maximum Clamping Voltage: 248V
  • Leakage Current: 1µA

Detailed Pin Configuration

The SMAJ154A-TR has two pins, with the anode and cathode clearly marked for easy identification.

Functional Features

  • Transient voltage suppression
  • Bi-directional protection
  • Low leakage current

Advantages

  • Fast response time protects sensitive components
  • High surge capability ensures reliable protection
  • Compact size allows for versatile integration into circuit designs

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage spike occurs, the SMAJ154A-TR conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMAJ154A-TR is widely used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P6KE150A
  • 1.5SMC150A
  • SMBJ154A

In conclusion, the SMAJ154A-TR is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its compact size and bi-directional protection make it suitable for various applications, although designers should be mindful of its voltage limitations and consider complementary protection measures when necessary.

Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa SMAJ154A-TR katika suluhu za kiufundi

  1. What is SMAJ154A-TR?

    • SMAJ154A-TR 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 SMAJ154A-TR?

    • The maximum peak pulse power of SMAJ154A-TR is 400 watts.

  3. What is the breakdown voltage of SMAJ154A-TR?

    • The breakdown voltage of SMAJ154A-TR is 154 volts.

  4. What are the typical applications of SMAJ154A-TR?

    • SMAJ154A-TR is commonly used in applications such as protection of integrated circuits, power supplies, telecommunications equipment, and automotive electronics.

  5. What is the operating temperature range of SMAJ154A-TR?

    • The operating temperature range of SMAJ154A-TR is -55°C to +150°C.

  6. What is the reverse stand-off voltage of SMAJ154A-TR?

    • The reverse stand-off voltage of SMAJ154A-TR is 154 volts.

  7. What is the package type of SMAJ154A-TR?

    • SMAJ154A-TR comes in a DO-214AC (SMA) package.

  8. Is SMAJ154A-TR RoHS compliant?

    • Yes, SMAJ154A-TR is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the clamping voltage of SMAJ154A-TR?

    • The clamping voltage of SMAJ154A-TR at its peak pulse current is typically 246 volts.

  10. Can SMAJ154A-TR be used for ESD protection?

    • Yes, SMAJ154A-TR can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.