Vishay Semiconductor Diodes Division
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SMAJ150HE3/5A
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SMAJ150HE3/5A

Product Category

The SMAJ150HE3/5A belongs to the category of transient voltage suppressor diodes.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protects sensitive electronic devices from voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AC (SMA), SMC
  • Essence: Provides overvoltage protection for electronic circuits
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage - Reverse Standoff (Typ): 128V
  • Voltage - Breakdown (Min): 142V
  • Voltage - Clamping (Max) @ Ipp: 207V
  • Current - Peak Pulse (10/1000µs): 19.2A
  • Power - Peak Pulse: 400W
  • Type: Zener

Detailed Pin Configuration

The SMAJ150HE3/5A typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Provides protection against voltage transients
  • Rapid response to overvoltage events
  • Low leakage current in standby mode

Advantages and Disadvantages

  • Advantages:
    • Effective protection against voltage spikes
    • Fast response time
    • Compact size
  • Disadvantages:
    • Limited power dissipation capability
    • May require additional circuitry for comprehensive protection

Working Principles

The SMAJ150HE3/5A operates by diverting excess current away from sensitive components when a voltage spike occurs. It acts as a shunt to redirect the transient energy to ground, protecting the circuit.

Detailed Application Field Plans

  • Telecommunications: Protects communication equipment from lightning-induced surges
  • Automotive: Safeguards vehicle electronics from voltage transients
  • Industrial Control Systems: Shields control systems from power surges and ESD events

Detailed and Complete Alternative Models

  • 1. P6KE150CA
  • 2. 1.5SMC150CA
  • 3. SMBJ150CA

This information provides a comprehensive overview of the SMAJ150HE3/5A, covering its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

기술 솔루션에 SMAJ150HE3/5A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the maximum peak pulse power of SMAJ150HE3/5A?

    • The maximum peak pulse power of SMAJ150HE3/5A is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMAJ150HE3/5A?

    • The breakdown voltage of SMAJ150HE3/5A is 171V to 189V.

  3. What is the operating temperature range of SMAJ150HE3/5A?

    • The operating temperature range of SMAJ150HE3/5A is -55°C to +150°C.

  4. What is the typical clamping voltage of SMAJ150HE3/5A?

    • The typical clamping voltage of SMAJ150HE3/5A is 243V at 15.6A.

  5. What are the applications of SMAJ150HE3/5A?

    • SMAJ150HE3/5A is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and power supplies.

  6. What is the response time of SMAJ150HE3/5A?

    • The response time of SMAJ150HE3/5A is typically less than 1 picosecond.

  7. Is SMAJ150HE3/5A RoHS compliant?

    • Yes, SMAJ150HE3/5A is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What is the package type of SMAJ150HE3/5A?

    • SMAJ150HE3/5A is available in a DO-214AC (SMA) package.

  9. Does SMAJ150HE3/5A have reverse standoff voltage?

    • Yes, SMAJ150HE3/5A has a reverse standoff voltage of 150V.

  10. Can SMAJ150HE3/5A be used for ESD protection?

    • Yes, SMAJ150HE3/5A can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.