Taiwan Semiconductor Corporation
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SMAJ48CA R3G
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SMAJ48CA R3G

Product Overview

Category

The SMAJ48CA R3G belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect 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 SMAJ48CA R3G is typically available in a DO-214AC (SMA) package.

Essence

The essence of the SMAJ48CA R3G lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMAJ48CA R3G is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 53.3V
  • Maximum Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ48CA R3G typically features two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

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

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size

Disadvantages

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

Working Principles

When a voltage transient occurs, the SMAJ48CA R3G conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMAJ48CA R3G is widely used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • P6KE48CA
  • 1.5KE48CA
  • SMBJ48CA

In conclusion, the SMAJ48CA R3G is a crucial component in protecting electronic devices from voltage transients, offering fast response times and low clamping voltages. Its compact size and effectiveness make it a popular choice across various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ48CA R3G v technických řešeních

  1. What is SMAJ48CA R3G?

    • SMAJ48CA R3G is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ48CA R3G?

    • The maximum peak pulse power of SMAJ48CA R3G is 400 watts.

  3. What is the breakdown voltage of SMAJ48CA R3G?

    • The breakdown voltage of SMAJ48CA R3G is 48 volts.

  4. How does SMAJ48CA R3G protect electronic circuits?

    • SMAJ48CA R3G clamps the voltage to a safe level, diverting excess current away from sensitive components during transient events.

  5. In what applications can SMAJ48CA R3G be used?

    • SMAJ48CA R3G is commonly used in power supplies, telecommunications equipment, automotive electronics, and industrial control systems.

  6. What are the key features of SMAJ48CA R3G?

    • Some key features of SMAJ48CA R3G include low clamping voltage, fast response time, and high surge capability.

  7. What is the operating temperature range of SMAJ48CA R3G?

    • The operating temperature range of SMAJ48CA R3G is typically -55°C to 150°C.

  8. How should SMAJ48CA R3G be mounted on a PCB?

    • SMAJ48CA R3G should be mounted using appropriate techniques to minimize lead stress and ensure good thermal conductivity.

  9. What standards does SMAJ48CA R3G comply with?

    • SMAJ48CA R3G complies with industry standards such as RoHS and REACH for environmental safety.

  10. Can SMAJ48CA R3G be used for ESD protection?

    • Yes, SMAJ48CA R3G can be used for electrostatic discharge (ESD) protection in various electronic devices and systems.