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SMAJ4737E3/TR13
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SMAJ4737E3/TR13

Product Overview

Category

The SMAJ4737E3/TR13 belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

  • Package: SMA (DO-214AC)
  • Essence: Transient Voltage Suppressor (TVS) Diode
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities depending on supplier and order size.

Specifications

The SMAJ4737E3/TR13 has the following specifications: - Voltage Rating: 37V - Power Dissipation: 400W - Breakdown Voltage: 41.4V - Clamping Voltage: 58.1V - Peak Pulse Current: 10A - Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4737E3/TR13 follows the standard pin configuration for SMA (DO-214AC) package diodes, with two leads for connection to the circuit.

Functional Features

  • Provides effective protection against transient voltage events.
  • Fast response time to clamp voltage spikes and divert excess current away from sensitive components.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • Compact form factor

Disadvantages

  • Limited power dissipation compared to larger TVS diodes
  • May require additional circuitry for comprehensive surge protection in high-power applications

Working Principles

The SMAJ4737E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage, thereby protecting downstream components.

Detailed Application Field Plans

The SMAJ4737E3/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMAJ4737E3/TR13 include: - P6KE36CA - 1.5KE33CA - SMBJ36CA - SMCJ36CA

In conclusion, the SMAJ4737E3/TR13 is a vital component in safeguarding electronic circuits from transient voltage events, offering a balance of performance and compactness suitable for a wide range of applications.

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技術ソリューションにおける SMAJ4737E3/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 SMAJ4737E3/TR13?

    • SMAJ4737E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What are the key features of SMAJ4737E3/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 SMAJ4737E3/TR13 be used?

    • SMAJ4737E3/TR13 is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics.

  4. How does SMAJ4737E3/TR13 provide protection against voltage spikes?

    • SMAJ4737E3/TR13 diverts excessive current away from sensitive components by clamping the voltage to a safe level during transient events.

  5. What is the operating temperature range of SMAJ4737E3/TR13?

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

  6. What is the recommended soldering profile for SMAJ4737E3/TR13?

    • The recommended soldering profile includes a peak temperature of 260°C for 10 seconds, ensuring proper installation and reliability.

  7. Does SMAJ4737E3/TR13 comply with any industry standards?

    • Yes, SMAJ4737E3/TR13 complies with various industry standards such as AEC-Q101 for automotive applications and RoHS for environmental compliance.

  8. Can SMAJ4737E3/TR13 be used for ESD protection?

    • While SMAJ4737E3/TR13 provides some level of ESD protection, it is primarily designed for transient voltage suppression and may not be the most effective solution for ESD alone.

  9. What are the typical failure modes of SMAJ4737E3/TR13?

    • Typical failure modes include short circuit, open circuit, and degradation of clamping performance under prolonged exposure to high transient events.

  10. Are there any application notes or design guidelines available for using SMAJ4737E3/TR13?

    • Yes, manufacturers often provide application notes and design guidelines to help engineers integrate SMAJ4737E3/TR13 effectively into their technical solutions.