Vishay Semiconductor Diodes Division
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1.5KA8.2HE3/73
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1.5KA8.2HE3/73 Product Overview

Introduction

The 1.5KA8.2HE3/73 belongs to the category of high-power transient voltage suppressor diodes. These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Basic Information Overview

  • Category: High-power transient voltage suppressor diode
  • Use: Protection against voltage transients
  • Characteristics: High power handling capability, fast response time, low clamping voltage
  • Package: SMC (DO-214AB)
  • Essence: Safeguarding sensitive electronics from voltage spikes
  • Packaging/Quantity: Available in reels of 3000 units

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 8.2V
  • Breakdown Voltage: 9.2V
  • Maximum Clamping Voltage: 13.4V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KA8.2HE3/73 is a surface mount device with two terminals. The pin configuration is as follows: - Terminal 1: Anode - Terminal 2: Cathode

Functional Features

  • Fast response time to transient voltage events
  • Low clamping voltage to protect downstream components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • High power handling capability
  • Compact SMC package for space-constrained applications

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement for optimal performance

Working Principles

When a transient voltage event occurs, the diode conducts and clamps the voltage to a safe level, diverting excess energy away from the protected circuitry. This rapid response helps prevent damage to sensitive electronics.

Detailed Application Field Plans

The 1.5KA8.2HE3/73 is widely used in various applications including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KA6.8HE3/73
  • 1.5KA10HE3/73
  • 1.5KA12HE3/73
  • 1.5KA15HE3/73

In summary, the 1.5KA8.2HE3/73 is a high-power transient voltage suppressor diode that offers effective protection against voltage transients, making it an essential component in safeguarding sensitive electronics across diverse industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KA8.2HE3/73 v technických řešeních

  1. What is the application of 1.5KA8.2HE3/73 in technical solutions?

    • 1.5KA8.2HE3/73 is commonly used as a transient voltage suppressor (TVS) diode in technical solutions to protect sensitive electronic components from voltage spikes and transients.

  2. How does 1.5KA8.2HE3/73 protect electronic circuits?

    • It provides a low clamping voltage during transient events, diverting excess current away from the protected circuitry and preventing damage.

  3. What are the typical operating parameters for 1.5KA8.2HE3/73?

    • The typical operating voltage for 1.5KA8.2HE3/73 is 8.2V, and it can handle a peak pulse current of 1500A.

  4. In what types of applications is 1.5KA8.2HE3/73 commonly used?

    • It is often used in power supplies, communication equipment, automotive electronics, and industrial control systems to safeguard against voltage surges.

  5. Can 1.5KA8.2HE3/73 be used for overvoltage protection in solar inverters?

    • Yes, 1.5KA8.2HE3/73 is suitable for providing overvoltage protection in solar inverters and other renewable energy systems.

  6. What is the response time of 1.5KA8.2HE3/73 during transient events?

    • It has a very fast response time, typically in the nanosecond range, ensuring rapid protection against voltage spikes.

  7. Does 1.5KA8.2HE3/73 require any external components for proper operation?

    • In most cases, it can function effectively without the need for additional external components, simplifying its integration into technical solutions.

  8. Is 1.5KA8.2HE3/73 RoHS compliant?

    • Yes, 1.5KA8.2HE3/73 is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.

  9. What are the temperature specifications for 1.5KA8.2HE3/73?

    • It typically operates within a wide temperature range, from -55°C to 175°C, ensuring reliability in various environmental conditions.

  10. Are there any specific layout considerations when incorporating 1.5KA8.2HE3/73 into a circuit?

    • It is important to minimize the length and impedance of the traces connecting the TVS diode to the protected circuitry to optimize its performance.