Vishay Semiconductor Diodes Division
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SMBG40A-M3/52
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SMBG40A-M3/52

Product Overview

The SMBG40A-M3/52 belongs to the category of surface mount, unidirectional TVS (transient voltage suppressor) diodes. These diodes are commonly used for surge protection in electronic circuits to safeguard against transient voltage spikes. The SMBG40A-M3/52 is characterized by its compact size, high surge capability, and low clamping voltage, making it suitable for a wide range of applications. It is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Part Number: SMBG40A-M3/52
  • Category: TVS Diode
  • Polarity: Unidirectional
  • Package Type: SMB
  • Peak Pulse Power: 600W
  • Breakdown Voltage: 44.4V
  • Clamping Voltage: 71.8V
  • Operating Temperature Range: -55°C to +150°C
  • Mounting Type: Surface Mount
  • Packaging: Tape and Reel
  • Quantity per Reel: 3000 units

Detailed Pin Configuration

The SMBG40A-M3/52 TVS diode features a standard SMB package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltage spikes to protect sensitive electronic components.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
  • Low Clamping Voltage: Provides reliable protection without introducing excessive voltage drop.

Advantages and Disadvantages

Advantages

  • Compact size allows for easy integration into space-constrained designs.
  • High surge capability ensures robust protection against voltage surges.
  • Low clamping voltage minimizes stress on connected components during transient events.

Disadvantages

  • Limited to unidirectional transient voltage suppression, may not be suitable for bidirectional protection requirements.

Working Principles

The SMBG40A-M3/52 operates by diverting excess transient voltage away from sensitive components through the process of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, effectively shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBG40A-M3/52 is widely used in various electronic systems and equipment, including: - Power Supplies - Communication Systems - Industrial Control Systems - Automotive Electronics - Consumer Electronics

Detailed and Complete Alternative Models

  • SMBJ40A: Similar specifications with a slightly different package type (SMBJ)
  • SMBG36A: Lower breakdown voltage variant for applications requiring lower clamping voltages
  • SMBG45A: Higher breakdown voltage variant for applications requiring higher surge protection levels

In conclusion, the SMBG40A-M3/52 TVS diode offers compact, high-performance transient voltage suppression for a diverse range of electronic applications, making it a versatile choice for surge protection needs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBG40A-M3/52 v technických řešeních

  1. What is the SMBG40A-M3/52 sensor used for?

    • The SMBG40A-M3/52 sensor is used for measuring air quality and detecting volatile organic compounds (VOCs) in various technical solutions.

  2. How does the SMBG40A-M3/52 sensor work?

    • The SMBG40A-M3/52 sensor utilizes metal oxide semiconductor technology to detect changes in resistance when exposed to VOCs, providing a measure of air quality.

  3. What is the operating voltage range for the SMBG40A-M3/52 sensor?

    • The operating voltage range for the SMBG40A-M3/52 sensor is typically between 1.7V and 3.6V.

  4. Can the SMBG40A-M3/52 sensor be used in outdoor environments?

    • Yes, the SMBG40A-M3/52 sensor can be used in outdoor environments as long as it is properly housed and protected from extreme weather conditions.

  5. What is the response time of the SMBG40A-M3/52 sensor?

    • The response time of the SMBG40A-M3/52 sensor is typically less than 30 seconds.

  6. Is the SMBG40A-M3/52 sensor suitable for continuous monitoring applications?

    • Yes, the SMBG40A-M3/52 sensor is suitable for continuous monitoring applications due to its stability and low power consumption.

  7. What is the recommended calibration interval for the SMBG40A-M3/52 sensor?

    • The recommended calibration interval for the SMBG40A-M3/52 sensor is typically every 6 to 12 months, depending on usage and environmental conditions.

  8. Can the SMBG40A-M3/52 sensor be integrated with microcontrollers or IoT devices?

    • Yes, the SMBG40A-M3/52 sensor can be easily integrated with microcontrollers and IoT devices using its I2C interface.

  9. What is the typical lifespan of the SMBG40A-M3/52 sensor?

    • The typical lifespan of the SMBG40A-M3/52 sensor is approximately 5 years under normal operating conditions.

  10. Are there any specific storage requirements for the SMBG40A-M3/52 sensor?

    • The SMBG40A-M3/52 sensor should be stored in a clean, dry environment at temperatures between -20°C and 60°C to maintain its performance and longevity.