Vishay Semiconductor Diodes Division
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1.5SMC7.5CAHE3/9AT
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1.5SMC7.5CAHE3/9AT

Product Overview

Category

The 1.5SMC7.5CAHE3/9AT 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

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

Package

The 1.5SMC7.5CAHE3/9AT is typically available in a DO-214AB (SMC) package.

Essence

This TVS diode provides robust protection for electronic circuits against transient voltage events.

Packaging/Quantity

It is commonly packaged in reels or trays with varying quantities depending on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 6.4V
  • Breakdown Voltage: 7.5V
  • Maximum Clamping Voltage: 12.5V
  • Peak Pulse Current: 87.1A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 1.5SMC7.5CAHE3/9AT typically has two pins, anode, and cathode, which are denoted by the markings on the device.

Functional Features

  • Provides low clamping voltage during transient events
  • Rapid response time to divert excess current away from sensitive components
  • High surge capability to withstand large transient currents

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • Compact size for easy integration into circuit designs
  • RoHS compliant for environmental considerations

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the TVS diode conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The 1.5SMC7.5CAHE3/9AT is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • SMAJ6.0A
  • SMBJ7.5A
  • SMCJ10A
  • P6KE6.8A

Note: The alternative models listed above are representative of TVS diodes with similar characteristics and applications.

This content provides a comprehensive overview of the 1.5SMC7.5CAHE3/9AT TVS diode, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Énumérez 10 questions et réponses courantes liées à l'application de 1.5SMC7.5CAHE3/9AT dans les solutions techniques

  1. What is 1.5SMC7.5CAHE3/9AT?

    • 1.5SMC7.5CAHE3/9AT is a type of TVS (transient voltage suppressor) diode used for surge protection in electronic circuits.

  2. What is the maximum voltage it can handle?

    • The maximum clamping voltage for 1.5SMC7.5CAHE3/9AT is 12.8V at 20A.

  3. What are the typical applications for 1.5SMC7.5CAHE3/9AT?

    • It is commonly used in power supplies, communication systems, and industrial equipment to protect against voltage surges and transients.

  4. How does 1.5SMC7.5CAHE3/9AT provide surge protection?

    • When a voltage surge occurs, the diode conducts and diverts excess current away from sensitive components, limiting the voltage across the protected circuit.

  5. What is the response time of 1.5SMC7.5CAHE3/9AT?

    • The response time is very fast, typically in the nanosecond range, providing quick protection against transient events.

  6. Can 1.5SMC7.5CAHE3/9AT be used in automotive applications?

    • Yes, it is suitable for automotive electronics to protect against voltage spikes and ESD (electrostatic discharge).

  7. What are the temperature specifications for 1.5SMC7.5CAHE3/9AT?

    • It has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.

  8. Is 1.5SMC7.5CAHE3/9AT RoHS compliant?

    • Yes, it is compliant with the Restriction of Hazardous Substances directive, making it environmentally friendly.

  9. Can multiple 1.5SMC7.5CAHE3/9AT diodes be connected in parallel for higher current handling?

    • Yes, they can be connected in parallel to increase the overall current handling capacity.

  10. Are there any specific layout considerations when using 1.5SMC7.5CAHE3/9AT in a PCB design?

    • It is recommended to minimize trace lengths and provide a low impedance path to the diode to ensure effective surge protection.