Vishay Semiconductor Diodes Division
Bild kan vara representation.
Se specifikationer för produktinformation.
1.5KA12HE3/73
Visa detalj Datablad

1.5KA12HE3/73 Product Overview

Introduction

The 1.5KA12HE3/73 is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Basic Information Overview

  • Category: Electronic Components
  • Use: Voltage Transient Suppression
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: DO-201AD
  • Essence: Protection of sensitive electronics from voltage transients
  • Packaging/Quantity: Available in reels of 1500 units

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 12V
  • Clamping Voltage: 19.9V at 1A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KA12HE3/73 features a standard DO-201AD package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • High Surge Capability: Can withstand large transient currents without degradation.
  • Low Clamping Voltage: Provides effective protection by limiting the voltage across the protected circuit.
  • Fast Response Time: Reacts quickly to transient events, minimizing the risk of damage to downstream components.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • High surge capability
  • Fast response time

Disadvantages

  • Requires careful handling to avoid ESD (electrostatic discharge) damage during installation

Working Principles

The 1.5KA12HE3/73 operates by diverting excessive current away from sensitive electronic components when a transient voltage event occurs. It achieves this through a combination of avalanche breakdown and thermal dissipation.

Detailed Application Field Plans

The 1.5KA12HE3/73 is widely used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE12A
  • P6SMB12A
  • SMAJ12A

In conclusion, the 1.5KA12HE3/73 is a reliable and efficient TVS diode that provides essential protection for sensitive electronics in a wide range of applications.

Word Count: 366

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1.5KA12HE3/73 i tekniska lösningar

Sure, here are 10 common questions and answers related to the application of 1.5KA12HE3/73 in technical solutions:

  1. What is the maximum voltage rating of 1.5KA12HE3/73?

    • The maximum voltage rating of 1.5KA12HE3/73 is 12V.

  2. What is the peak pulse current capability of 1.5KA12HE3/73?

    • The peak pulse current capability of 1.5KA12HE3/73 is 1500A.

  3. What is the typical clamping voltage of 1.5KA12HE3/73?

    • The typical clamping voltage of 1.5KA12HE3/73 is 19.9V at 100A.

  4. What are the typical applications for 1.5KA12HE3/73?

    • 1.5KA12HE3/73 is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of 1.5KA12HE3/73?

    • The operating temperature range of 1.5KA12HE3/73 is -55°C to +175°C.

  6. Does 1.5KA12HE3/73 meet industry standards for surge protection devices?

    • Yes, 1.5KA12HE3/73 complies with industry standards for surge protection, including IEC 61000-4-5 and ITU-T K.20/K.21.

  7. Can 1.5KA12HE3/73 be used in outdoor applications?

    • Yes, 1.5KA12HE3/73 is suitable for outdoor applications due to its robust construction and wide operating temperature range.

  8. Is 1.5KA12HE3/73 RoHS compliant?

    • Yes, 1.5KA12HE3/73 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What is the response time of 1.5KA12HE3/73 to a surge event?

    • The response time of 1.5KA12HE3/73 to a surge event is less than 1 picosecond.

  10. Are there any specific layout or mounting considerations for 1.5KA12HE3/73?

    • It is recommended to minimize lead lengths and provide low inductance connections to optimize the performance of 1.5KA12HE3/73 in surge protection applications.