Littelfuse Inc.
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
TPSMB550A-A
Lihat Butiran Helaian data

TPSMB550A-A Encyclopedia Entry

Product Overview

The TPSMB550A-A belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The TPSMB550A-A is specifically designed to provide protection for electronic circuits against overvoltage transients caused by lightning, inductive load switching, and electrostatic discharge.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMB (DO-214AA)
  • Essence: Safeguarding electronic circuits from overvoltage events
  • Packaging/Quantity: Typically available in reels of 3000 units

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage: 495V
  • Clamping Voltage: 825V
  • Operating Temperature Range: -55°C to 150°C
  • Storage Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The TPSMB550A-A TVS diode has a standard SMB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Fast Response Time: Rapid reaction to voltage transients
  • Low Clamping Voltage: Limits the voltage across the protected circuit
  • High Surge Current Capability: Can handle large transient currents without damage

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Compact SMB package for space-constrained applications
  • High surge current capability for robust performance

Disadvantages

  • Clamping voltage may be higher than some alternative models
  • Limited breakdown voltage compared to higher-rated TVS diodes

Working Principles

When a voltage transient occurs, the TPSMB550A-A TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The TPSMB550A-A is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative TVS diodes that can be considered as alternatives to the TPSMB550A-A include: - TPSMB5100CA: Higher breakdown voltage variant - TPSMB15CA: Lower clamping voltage variant - TPSMBJ24CA: Bidirectional TVS diode for differential signaling applications

In conclusion, the TPSMB550A-A transient voltage suppressor diode offers effective protection against voltage transients in a compact SMB package. Its fast response time and high surge current capability make it suitable for a wide range of electronic applications.

Word count: 411

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TPSMB550A-A dalam penyelesaian teknikal

  1. What is the TPSMB550A-A?

    • The TPSMB550A-A is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum clamping voltage of the TPSMB550A-A?

    • The maximum clamping voltage of the TPSMB550A-A is 710 volts.

  3. What is the peak pulse power dissipation of the TPSMB550A-A?

    • The peak pulse power dissipation of the TPSMB550A-A is 600 watts for an 8/20 µs waveform.

  4. What are the typical applications of the TPSMB550A-A?

    • The TPSMB550A-A is commonly used in surge protection for telecommunications equipment, industrial electronics, and automotive systems.

  5. What is the breakdown voltage of the TPSMB550A-A?

    • The breakdown voltage of the TPSMB550A-A is 495 volts.

  6. What is the operating temperature range of the TPSMB550A-A?

    • The TPSMB550A-A has an operating temperature range of -55°C to +150°C.

  7. What is the package type of the TPSMB550A-A?

    • The TPSMB550A-A is available in a DO-214AA (SMB) package.

  8. What is the reverse stand-off voltage of the TPSMB550A-A?

    • The reverse stand-off voltage of the TPSMB550A-A is 495 volts.

  9. Does the TPSMB550A-A meet industry standards for surge protection?

    • Yes, the TPSMB550A-A meets industry standards such as IEC 61000-4-5 for surge protection.

  10. Can the TPSMB550A-A be used in high-speed data line protection applications?

    • Yes, the TPSMB550A-A is suitable for high-speed data line protection due to its fast response time and low clamping voltage.