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SMAJ4488E3/TR13
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SMAJ4488E3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage clamping
  • Characteristics: Fast response time, low leakage current, high surge capability
  • Package: DO-214AC (SMA)
  • Essence: Protection against voltage transients
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 48.8V
  • Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4488E3/TR13 diode has two pins in a standard DO-214AC package.

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage
  • High surge capability

Advantages and Disadvantages

Advantages: - Provides effective protection against voltage spikes - Fast response time - Low leakage current

Disadvantages: - Limited power dissipation capability - Higher clamping voltage compared to some alternatives

Working Principles

The SMAJ4488E3/TR13 operates by diverting excess current away from sensitive components when a voltage spike occurs. It acts as a shunt to protect downstream electronics.

Detailed Application Field Plans

This diode is commonly used in electronic circuits to protect sensitive components from voltage transients caused by lightning, ESD, or other electrical disturbances. It is widely employed in telecommunications, industrial equipment, and automotive electronics.

Detailed and Complete Alternative Models

  • Alternative Model 1: P6KE48CA

    • Category: Diode
    • Use: Voltage clamping
    • Characteristics: Fast response time, low leakage current, high surge capability
    • Package: DO-15
    • Essence: Protection against voltage transients
    • Packaging/Quantity: Bulk, 1000 units per box

  • Alternative Model 2: 1.5KE48A

    • Category: Diode
    • Use: Voltage clamping
    • Characteristics: Fast response time, low leakage current, high surge capability
    • Package: DO-201
    • Essence: Protection against voltage transients
    • Packaging/Quantity: Ammo pack, 500 units per pack

In conclusion, the SMAJ4488E3/TR13 diode is a reliable component for voltage clamping applications, offering fast response times and effective protection against transient over-voltage events. Its characteristics make it suitable for various electronic systems, and it can be compared with alternative models such as P6KE48CA and 1.5KE48A.

技術ソリューションにおける SMAJ4488E3/TR13 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 SMAJ4488E3/TR13?

    • SMAJ4488E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key features of SMAJ4488E3/TR13?

    • The key features include a peak pulse power of 400W, low clamping voltage, fast response time, and compatibility with automated placement equipment.

  3. In what applications can SMAJ4488E3/TR13 be used?

    • SMAJ4488E3/TR13 is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics.

  4. How does SMAJ4488E3/TR13 provide protection?

    • It provides protection by diverting excessive current away from sensitive components when voltage spikes occur, thereby preventing damage to the circuitry.

  5. What is the operating temperature range of SMAJ4488E3/TR13?

    • The operating temperature range is typically -55°C to +150°C, making it suitable for a wide range of environments.

  6. What is the recommended soldering profile for SMAJ4488E3/TR13?

    • The recommended soldering profile includes a peak temperature of 260°C for 10 seconds maximum.

  7. Does SMAJ4488E3/TR13 comply with any industry standards?

    • Yes, it complies with industry standards such as AEC-Q101 for automotive applications and is also RoHS compliant.

  8. What is the typical leakage current of SMAJ4488E3/TR13?

    • The typical leakage current is very low, usually in the range of microamps.

  9. Can SMAJ4488E3/TR13 be used for ESD protection?

    • While it is primarily designed for transient voltage suppression, it can also provide some level of ESD protection due to its fast response time.

  10. Are there any application notes or design guidelines available for using SMAJ4488E3/TR13?

    • Yes, detailed application notes and design guidelines are available from the manufacturer to assist in the proper implementation of SMAJ4488E3/TR13 in technical solutions.