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SMBJ78CHE3/52
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SMBJ78CHE3/52

Product Overview

Category

SMBJ78CHE3/52 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

Package

The SMBJ78CHE3/52 is typically available in a surface mount package.

Essence

The essence of SMBJ78CHE3/52 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ78CHE3/52 is commonly packaged in reels or tape and reel, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 78V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMBJ78CHE3/52 typically has two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

  • Bi-directional TVS diode
  • Low incremental surge resistance
  • High temperature stability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size

Disadvantages

  • Limited maximum clamping voltage
  • May require additional circuitry for comprehensive protection in high-energy environments

Working Principles

When a transient voltage event occurs, the SMBJ78CHE3/52 conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

Electronic Equipment

  • Telecommunication systems
  • Industrial control systems
  • Automotive electronics

Power Supplies

  • AC/DC converters
  • Solar inverters
  • Battery management systems

Alternative Models

  • SMBJ78A: Similar specifications, unidirectional TVS diode
  • SMBJ78CA: Higher breakdown voltage, bi-directional TVS diode
  • SMBJ78C: Lower breakdown voltage, bi-directional TVS diode

In conclusion, the SMBJ78CHE3/52 transient voltage suppressor diode offers effective protection against voltage transients in various electronic and power supply applications. Its compact size and high surge current capability make it a valuable component in ensuring the reliability and longevity of sensitive electronic systems.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ78CHE3/52 dalam penyelesaian teknikal

  1. What is the SMBJ78CHE3/52?

    • The SMBJ78CHE3/52 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ78CHE3/52?

    • The SMBJ78CHE3/52 has a maximum working voltage of 78V.

  3. What is the peak pulse power of the SMBJ78CHE3/52?

    • The SMBJ78CHE3/52 has a peak pulse power of 600W.

  4. What are the typical applications for the SMBJ78CHE3/52?

    • Typical applications for the SMBJ78CHE3/52 include protection of electronic equipment such as telecommunication systems, industrial controls, consumer electronics, and automotive electronics.

  5. What is the clamping voltage of the SMBJ78CHE3/52?

    • The clamping voltage of the SMBJ78CHE3/52 is 126V at 10A.

  6. What is the operating temperature range of the SMBJ78CHE3/52?

    • The SMBJ78CHE3/52 has an operating temperature range of -55°C to 150°C.

  7. Does the SMBJ78CHE3/52 comply with RoHS requirements?

    • Yes, the SMBJ78CHE3/52 is compliant with RoHS (Restriction of Hazardous Substances) requirements.

  8. What is the package type of the SMBJ78CHE3/52?

    • The SMBJ78CHE3/52 is available in a DO-214AA (SMB) package.

  9. What are the key features of the SMBJ78CHE3/52?

    • The key features of the SMBJ78CHE3/52 include low profile, excellent clamping capability, fast response time, and high surge capability.

  10. Where can I find detailed technical specifications and application notes for the SMBJ78CHE3/52?

    • Detailed technical specifications and application notes for the SMBJ78CHE3/52 can be found on the manufacturer's website or in the product datasheet.