Vishay Semiconductor Diodes Division
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1.5KE91A-E3/51
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1.5KE91A-E3/51

Product Overview

Category

The 1.5KE91A-E3/51 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

These diodes are used to protect sensitive electronics from voltage spikes and transients.

Characteristics

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

Package

The 1.5KE91A-E3/51 is available in a DO-201AD package.

Essence

The essence of this product lies in its ability to divert excessive current away from sensitive components during voltage surges.

Packaging/Quantity

The 1.5KE91A-E3/51 is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 82.4V
  • Maximum Clamping Voltage: 106V
  • Operating Temperature Range: -55°C to +175°C
  • Reverse Standoff Voltage: 91V

Detailed Pin Configuration

The 1.5KE91A-E3/51 features a standard axial lead configuration with two leads for connection.

Functional Features

  • Transient voltage suppression
  • Bidirectional clamping
  • High power dissipation capability

Advantages

  • Effective protection against voltage transients
  • Wide operating temperature range
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive surge protection

Working Principles

When a voltage transient occurs, the 1.5KE91A-E3/51 conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5KE91A-E3/51 is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE91A
  • SMAJ91A
  • 1.5SMC91A

In conclusion, the 1.5KE91A-E3/51 is a vital component in safeguarding electronic circuits from voltage surges, finding widespread use in various industries due to its reliable performance and robust design.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1.5KE91A-E3/51 en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of 1.5KE91A-E3/51 in technical solutions:

  1. Q: What is the maximum peak pulse power dissipation of 1.5KE91A-E3/51? A: The maximum peak pulse power dissipation is 1500 watts for a 10/1000 μs waveform.

  2. Q: What is the breakdown voltage of 1.5KE91A-E3/51? A: The breakdown voltage is typically 82.4V.

  3. Q: Can 1.5KE91A-E3/51 be used for overvoltage protection in power supplies? A: Yes, it is commonly used for overvoltage protection in power supplies and other electronic circuits.

  4. Q: What is the clamping voltage of 1.5KE91A-E3/51? A: The clamping voltage is typically 112V at 10A.

  5. Q: Is 1.5KE91A-E3/51 suitable for surge protection in automotive electronics? A: Yes, it is suitable for surge protection in automotive electronics due to its high power dissipation capability.

  6. Q: Can 1.5KE91A-E3/51 be used for transient voltage suppression in communication equipment? A: Absolutely, it is commonly used for transient voltage suppression in communication equipment to protect against voltage spikes.

  7. Q: What is the operating temperature range of 1.5KE91A-E3/51? A: The operating temperature range is -55°C to +175°C, making it suitable for a wide range of environments.

  8. Q: Does 1.5KE91A-E3/51 meet industry standards for surge protection devices? A: Yes, it meets the requirements of various industry standards for surge protection devices.

  9. Q: Can 1.5KE91A-E3/51 be used for ESD protection in consumer electronics? A: Yes, it is commonly used for ESD protection in consumer electronics such as smartphones, tablets, and laptops.

  10. Q: What package type does 1.5KE91A-E3/51 come in? A: It is available in a DO-201AD (DO-27) package, which is widely used for through-hole mounting in electronic circuits.

These questions and answers cover various aspects of the application of 1.5KE91A-E3/51 in technical solutions, from its electrical characteristics to its suitability for different types of equipment and environments.