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SMBJ17A-HR
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SMBJ17A-HR

Product Overview

Category

The SMBJ17A-HR belongs to the category of transient voltage suppressor (TVS) diodes.

Use

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

Characteristics

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

Package

The SMBJ17A-HR is typically available in a surface mount package.

Essence

The essence of the SMBJ17A-HR lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ17A-HR is commonly packaged in reels or tape and reel, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 17V
  • Peak Pulse Power: 600W
  • Operating Temperature Range: -55°C to +150°C
  • Breakdown Voltage: 18.9V to 21.1V
  • Reverse Standoff Voltage: 17V
  • Maximum Clamping Voltage: 27.4V at 10A

Detailed Pin Configuration

The SMBJ17A-HR typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

The functional features of the SMBJ17A-HR include: - Transient voltage suppression - Bidirectional clamping capability - Low leakage current - High reliability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection in high-power applications

Working Principles

When a transient voltage event occurs, the SMBJ17A-HR conducts excess current to ground, limiting the voltage across the protected circuit. This action helps prevent damage to sensitive components.

Detailed Application Field Plans

The SMBJ17A-HR finds application in various fields, including: - Telecommunications equipment - Consumer electronics - Industrial automation - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SMBJ17A-HR include: - SMAJ17A-HR - SMCJ17A-HR - P6SMB17A-HR - 1.5SMCJ17A-HR

In conclusion, the SMBJ17A-HR serves as a crucial component in protecting electronic circuits from transient voltage events, offering a balance of performance and compactness. Its wide range of applications and availability of alternative models make it a versatile choice for design engineers seeking reliable transient voltage suppression solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ17A-HR v technických řešeních

  1. What is the SMBJ17A-HR diode used for?

    • The SMBJ17A-HR diode is commonly used for transient voltage suppression in various electronic circuits to protect sensitive components from voltage spikes.

  2. What is the maximum working voltage of the SMBJ17A-HR diode?

    • The SMBJ17A-HR diode has a maximum working voltage of 17 volts.

  3. What is the peak pulse power dissipation of the SMBJ17A-HR diode?

    • The peak pulse power dissipation of the SMBJ17A-HR diode is typically 600 watts.

  4. What are the typical applications of the SMBJ17A-HR diode?

    • The SMBJ17A-HR diode is commonly used in telecommunications equipment, industrial electronics, and automotive systems for overvoltage protection.

  5. What is the reverse stand-off voltage of the SMBJ17A-HR diode?

    • The reverse stand-off voltage of the SMBJ17A-HR diode is 15.3 volts.

  6. What is the clamping voltage of the SMBJ17A-HR diode?

    • The clamping voltage of the SMBJ17A-HR diode is typically around 27.4 volts.

  7. Is the SMBJ17A-HR diode RoHS compliant?

    • Yes, the SMBJ17A-HR diode is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the temperature range for the SMBJ17A-HR diode?

    • The SMBJ17A-HR diode can operate within a temperature range of -55°C to 150°C.

  9. Does the SMBJ17A-HR diode require a heat sink for operation?

    • In most applications, the SMBJ17A-HR diode does not require a heat sink due to its high power dissipation capability.

  10. Can the SMBJ17A-HR diode be used for surge protection in power supply units?

    • Yes, the SMBJ17A-HR diode is suitable for surge protection in power supply units, providing reliable overvoltage protection.