Vishay Semiconductor Diodes Division
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SMAJ550HE3_ALL
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SMAJ550HE3_ALL

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Fast response, high surge capability
Package: DO-214AC (SMA)
Essence: Transient Voltage Suppressor (TVS)
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 495V
  • Voltage - Breakdown (Min): 550V
  • Voltage - Clamping (Max) @ Ipp: 798V
  • Current - Peak Pulse (10/1000µs): 10.3A
  • Power - Peak Pulse: 400W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMAJ550HE3_ALL has two pins in a standard DO-214AC package.

Functional Features

  • Fast response time
  • High surge capability
  • Low clamping voltage

Advantages and Disadvantages

Advantages: - Provides effective protection against transient voltage events - Fast reaction to overvoltage conditions - High surge current capability

Disadvantages: - Can degrade over time with repeated surges - May require replacement after significant overvoltage events

Working Principles

The SMAJ550HE3_ALL operates by diverting excess voltage away from sensitive components when a transient voltage event occurs. It rapidly clamps the voltage to a safe level, protecting downstream electronics.

Detailed Application Field Plans

This TVS diode is commonly used in applications such as: - Power supplies - Industrial equipment - Automotive electronics - Telecommunications systems

Detailed and Complete Alternative Models

  1. P6KE550CA: Similar specifications and package type
  2. 1.5SMC550CA: Higher surge capability, different package type
  3. SMBJ550CA: Smaller package size, lower surge capability

In conclusion, the SMAJ550HE3_ALL is a reliable TVS diode that offers fast response and high surge capability, making it suitable for a wide range of electronic applications.

Word count: 320

기술 솔루션에 SMAJ550HE3_ALL 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is SMAJ550HE3_ALL used for?

    • SMAJ550HE3_ALL is commonly used as a transient voltage suppressor diode to protect sensitive electronic components from voltage spikes and surges.

  2. What is the maximum peak pulse power of SMAJ550HE3_ALL?

    • The maximum peak pulse power of SMAJ550HE3_ALL is typically 400 watts.

  3. What is the breakdown voltage of SMAJ550HE3_ALL?

    • The breakdown voltage of SMAJ550HE3_ALL is 550 volts.

  4. What are the typical applications of SMAJ550HE3_ALL?

    • SMAJ550HE3_ALL is often used in telecommunications equipment, industrial automation, power supplies, and other electronic systems requiring overvoltage protection.

  5. What is the operating temperature range of SMAJ550HE3_ALL?

    • The operating temperature range of SMAJ550HE3_ALL is usually -55°C to +150°C.

  6. How does SMAJ550HE3_ALL provide overvoltage protection?

    • SMAJ550HE3_ALL clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  7. Is SMAJ550HE3_ALL RoHS compliant?

    • Yes, SMAJ550HE3_ALL is typically compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the package type of SMAJ550HE3_ALL?

    • SMAJ550HE3_ALL is commonly available in a DO-214AC (SMA) package.

  9. What is the response time of SMAJ550HE3_ALL?

    • The response time of SMAJ550HE3_ALL is very fast, typically in the nanosecond range.

  10. Can SMAJ550HE3_ALL be used for surge protection in automotive applications?

    • Yes, SMAJ550HE3_ALL can be utilized for surge protection in automotive electronics, such as in-vehicle infotainment systems and engine control units.