Vishay Semiconductor Diodes Division
Bild kan vara representation.
Se specifikationer för produktinformation.
SMBJ78HE3/52
Visa detalj Datablad

SMBJ78HE3/52

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression in Electronic Circuits
  • Characteristics: Fast response time, low clamping voltage, compact package
  • Package: SMB (DO-214AA)
  • Essence: Transient Voltage Suppressor (TVS) Diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 78V
  • Operating Voltage: 64.5V
  • Clamping Voltage: 106V
  • Reverse Standoff Voltage: 78V
  • Maximum Reverse Leakage Current: 1µA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ78HE3/52 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Rapid response to transient overvoltage conditions
  • Limits voltage spikes to protect sensitive electronic components
  • Low clamping voltage ensures minimal impact on the protected circuit

Advantages

  • High peak pulse power handling capability
  • Compact size for easy integration into circuit designs
  • Wide operating temperature range for versatile applications

Disadvantages

  • Limited to unidirectional protection
  • May require additional components for bidirectional protection

Working Principles

When a transient voltage spike occurs, the SMBJ78HE3/52 conducts current and clamps the voltage to a safe level, protecting downstream electronic components from damage.

Detailed Application Field Plans

  • Industrial automation systems
  • Telecommunication equipment
  • Automotive electronics
  • Power supply units
  • Consumer electronics

Detailed and Complete Alternative Models

  • SMAJ78A
  • P6SMBJ78CA
  • SMCJ78A

This TVS diode provides effective voltage suppression in various electronic circuits, offering fast response times and low clamping voltages to safeguard sensitive components. Its compact package and high peak pulse power make it suitable for diverse applications across different industries.

Word count: 278

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMBJ78HE3/52 i tekniska lösningar

  1. What is the SMBJ78HE3/52?

    • The SMBJ78HE3/52 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ78HE3/52?

    • The maximum peak pulse power of the SMBJ78HE3/52 is 600 watts.

  3. What is the breakdown voltage of the SMBJ78HE3/52?

    • The breakdown voltage of the SMBJ78HE3/52 is 78 volts.

  4. What are the typical applications of the SMBJ78HE3/52?

    • The SMBJ78HE3/52 is commonly used in applications such as telecommunications equipment, industrial automation, and power supplies to protect against voltage transients.

  5. What is the operating temperature range of the SMBJ78HE3/52?

    • The SMBJ78HE3/52 has an operating temperature range of -55°C to 150°C.

  6. What is the reverse stand-off voltage of the SMBJ78HE3/52?

    • The reverse stand-off voltage of the SMBJ78HE3/52 is 78 volts.

  7. What is the clamping voltage of the SMBJ78HE3/52?

    • The clamping voltage of the SMBJ78HE3/52 at its peak pulse current is typically 126 volts.

  8. What package type does the SMBJ78HE3/52 come in?

    • The SMBJ78HE3/52 comes in a DO-214AA (SMB) package.

  9. What standards does the SMBJ78HE3/52 comply with?

    • The SMBJ78HE3/52 complies with RoHS and REACH standards.

  10. What are the key features of the SMBJ78HE3/52?

    • The key features of the SMBJ78HE3/52 include low incremental surge resistance, fast response time, and high reliability.