Vishay Semiconductor Diodes Division
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1.5SMC9.1A-M3/9AT
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1.5SMC9.1A-M3/9AT

Product Overview

Category

The 1.5SMC9.1A-M3/9AT belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronics 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 1.5SMC9.1A-M3/9AT is available in a DO-214AB (SMC) package.

Essence

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

Packaging/Quantity

The 1.5SMC9.1A-M3/9AT is typically packaged in reels or trays with varying quantities based on customer requirements.

Specifications

  • Standoff Voltage: 7.78V
  • Breakdown Voltage: 8.65V
  • Maximum Clamping Voltage: 14.5V
  • Peak Pulse Current: 43.5A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC9.1A-M3/9AT TVS diode has two pins, anode, and cathode, which are denoted by the markings on the device's package.

Functional Features

  • Provides transient overvoltage protection
  • Responds quickly to voltage transients
  • Maintains low clamping voltage to protect downstream components

Advantages and Disadvantages

Advantages

  • High surge capability
  • Fast response time
  • RoHS compliant

Disadvantages

  • May require additional circuitry for comprehensive protection in some applications

Working Principles

When a transient voltage event occurs, the 1.5SMC9.1A-M3/9AT 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 1.5SMC9.1A-M3/9AT is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5SMC9.1A-M3/9AT TVS diode include: - P6SMBJ9.0CA - SMBJ9.0A - SMCJ9.0A

In conclusion, the 1.5SMC9.1A-M3/9AT TVS diode offers robust transient voltage protection with its high surge capability, low clamping voltage, and fast response time. It finds applications in diverse industries and is complemented by alternative models offering similar functionality.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5SMC9.1A-M3/9AT v technických řešeních

  1. What is the application of 1.5SMC9.1A-M3/9AT in technical solutions?

    • Answer: The 1.5SMC9.1A-M3/9AT is commonly used as a transient voltage suppressor (TVS) diode to protect electronic circuits from voltage spikes and surges.

  2. What are the key features of 1.5SMC9.1A-M3/9AT?

    • Answer: This TVS diode offers a peak pulse power dissipation of 1500W, low clamping voltage, and fast response time, making it suitable for surge protection in various applications.

  3. In what types of technical solutions can 1.5SMC9.1A-M3/9AT be employed?

    • Answer: It can be used in power supplies, communication equipment, automotive electronics, industrial controls, and other systems requiring overvoltage protection.

  4. How does 1.5SMC9.1A-M3/9AT provide protection against voltage transients?

    • Answer: When a voltage spike occurs, the TVS diode conducts and shunts the excess energy to ground, preventing it from reaching sensitive components and causing damage.

  5. What are the environmental considerations for using 1.5SMC9.1A-M3/9AT in technical solutions?

    • Answer: This diode is designed to meet industry standards for environmental performance, including compliance with RoHS and REACH directives.

  6. Can 1.5SMC9.1A-M3/9AT be used in high-temperature environments?

    • Answer: Yes, it has a wide operating temperature range and can withstand elevated temperatures, making it suitable for harsh operating conditions.

  7. Are there any specific mounting or handling requirements for 1.5SMC9.1A-M3/9AT?

    • Answer: Proper PCB layout and thermal management are important for effective use. Follow manufacturer guidelines for mounting and soldering to ensure reliable performance.

  8. What are the potential failure modes of 1.5SMC9.1A-M3/9AT in technical solutions?

    • Answer: Common failure modes include degradation due to prolonged exposure to high transient currents or voltages, as well as mechanical damage during handling or installation.

  9. Does 1.5SMC9.1A-M3/9AT require any additional circuitry for proper integration into technical solutions?

    • Answer: In most cases, it can be directly integrated into the circuit as a standalone protective device, but consult the datasheet for specific design considerations.

  10. What are the industry standards and certifications associated with 1.5SMC9.1A-M3/9AT?

    • Answer: It may comply with standards such as IEC 61000-4-5 for surge immunity and may have UL recognition, ensuring its suitability for various technical applications.