Microsemi Corporation
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SMAJ4735CE3/TR13
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SMAJ4735CE3/TR13

Product Overview

Category:

The SMAJ4735CE3/TR13 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use:

It is used for protecting sensitive electronic components from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events.

Characteristics:

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

Package:

The SMAJ4735CE3/TR13 is available in a DO-214AC (SMA) package.

Essence:

The essence of this product lies in its ability to provide robust protection against transient voltage events, thereby safeguarding electronic circuits and components.

Packaging/Quantity:

The SMAJ4735CE3/TR13 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 43.2V
  • Breakdown Voltage: 47.8V
  • Maximum Clamping Voltage: 77.4V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4735CE3/TR13 has two pins, anode, and cathode, which are denoted by the "+" and "-" symbols, respectively.

Functional Features

  • Provides bi-directional protection
  • Low incremental surge resistance
  • High reliability
  • Fast response to transient events

Advantages

  • Effective protection against voltage transients
  • Fast response time helps in minimizing damage to sensitive components
  • Wide operating temperature range

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Higher cost compared to standard diodes

Working Principles

The SMAJ4735CE3/TR13 operates based on the principle of avalanche breakdown, where it rapidly clamps the transient voltage to a safe level, thereby protecting downstream components.

Detailed Application Field Plans

The SMAJ4735CE3/TR13 finds extensive use in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMAJ4735CE3/TR13 include: - P6SMBJ47CA - 1.5KE47CA - SMCJ47CA

In conclusion, the SMAJ4735CE3/TR13 is a vital component in electronic systems, providing essential protection against transient voltage events and ensuring the reliability and longevity of sensitive electronic devices.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ4735CE3/TR13 v technických řešeních

  1. What is SMAJ4735CE3/TR13?

    • SMAJ4735CE3/TR13 is a surface mount transient voltage suppressor diode that is commonly used to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key features of SMAJ4735CE3/TR13?

    • The key features of SMAJ4735CE3/TR13 include its low clamping voltage, fast response time, and high surge current capability, making it suitable for protecting a wide range of electronic devices.

  3. In what technical solutions is SMAJ4735CE3/TR13 commonly used?

    • SMAJ4735CE3/TR13 is commonly used in power supplies, communication equipment, automotive electronics, industrial control systems, and other applications where protection against voltage transients is necessary.

  4. What is the maximum peak pulse power of SMAJ4735CE3/TR13?

    • The maximum peak pulse power of SMAJ4735CE3/TR13 is typically rated at a certain level, such as 400 watts, which indicates its ability to handle transient events without damage.

  5. How does SMAJ4735CE3/TR13 provide protection?

    • SMAJ4735CE3/TR13 provides protection by diverting excessive current away from sensitive components when a transient event occurs, thereby preventing damage to the circuitry.

  6. What is the operating temperature range of SMAJ4735CE3/TR13?

    • The operating temperature range of SMAJ4735CE3/TR13 is typically specified as -55°C to +150°C, allowing it to function effectively in a wide range of environmental conditions.

  7. Can SMAJ4735CE3/TR13 be used for ESD protection?

    • Yes, SMAJ4735CE3/TR13 can also be used for electrostatic discharge (ESD) protection in addition to transient voltage suppression.

  8. What is the recommended layout for incorporating SMAJ4735CE3/TR13 into a circuit?

    • The recommended layout includes minimizing the trace length between the protected component and SMAJ4735CE3/TR13, as well as providing a low impedance path to ground.

  9. Are there any specific handling or mounting considerations for SMAJ4735CE3/TR13?

    • It is important to follow proper ESD handling procedures and ensure correct orientation during mounting to avoid damaging the diode.

  10. Where can I find detailed specifications and application notes for SMAJ4735CE3/TR13?

    • Detailed specifications and application notes for SMAJ4735CE3/TR13 can be found in the manufacturer's datasheet and application guides, which provide comprehensive information on its usage and performance characteristics.