Vishay Semiconductor Diodes Division
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1.5KA39HE3/51
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1.5KA39HE3/51 Product Overview

Introduction

The 1.5KA39HE3/51 is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events.

Basic Information Overview

  • Category: Electronic Components
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: DO-201AD
  • Essence: Safeguarding electronic circuits from voltage spikes
  • Packaging/Quantity: Available in reels of 1500 units

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 43.6V to 48.4V
  • Operating Temperature Range: -55°C to +175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KA39HE3/51 features a standard DO-201AD package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides robust protection against voltage transients.
  • Fast Response Time: Reacts quickly to transient events, minimizing the risk of damage to downstream components.
  • Low Clamping Voltage: Limits the voltage across the protected circuitry during transient events.

Advantages and Disadvantages

Advantages

  • High surge capability
  • RoHS compliant
  • Compact form factor

Disadvantages

  • Limited breakdown voltage range

Working Principles

The 1.5KA39HE3/51 operates by diverting excessive transient current away from sensitive electronic components, thereby limiting the voltage across the protected circuitry. This is achieved through the use of avalanche breakdown diode technology.

Detailed Application Field Plans

The 1.5KA39HE3/51 is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For users seeking alternative TVS diodes with similar characteristics, the following models can be considered: - 1.5KE39CA - P6SMB47CA - SMAJ45A

In conclusion, the 1.5KA39HE3/51 offers robust transient voltage suppression capabilities, making it an essential component for protecting sensitive electronics in diverse applications.

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기술 솔루션에 1.5KA39HE3/51 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1.5KA39HE3/51?

    • 1.5KA39HE3/51 is a high-efficiency, low-capacitance TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.

  2. What are the key features of 1.5KA39HE3/51?

    • The key features include a low clamping voltage, fast response time, low leakage current, and high surge capability, making it suitable for a wide range of applications.

  3. What are the typical applications for 1.5KA39HE3/51?

    • Typical applications include protection of data lines, communication ports, industrial control systems, automotive electronics, and other sensitive electronic equipment from transient overvoltage events.

  4. How does 1.5KA39HE3/51 provide protection in technical solutions?

    • 1.5KA39HE3/51 provides protection by diverting excessive current away from sensitive components when a transient voltage event occurs, thereby preventing damage to the connected circuitry.

  5. What is the maximum clamping voltage of 1.5KA39HE3/51?

    • The maximum clamping voltage of 1.5KA39HE3/51 is typically very low, ensuring that the protected circuitry is not subjected to damaging voltage levels during transient events.

  6. Can 1.5KA39HE3/51 be used in high-speed data line applications?

    • Yes, 1.5KA39HE3/51 is suitable for high-speed data line applications due to its low capacitance and fast response time, which minimizes signal distortion.

  7. Does 1.5KA39HE3/51 comply with industry standards for surge protection?

    • Yes, 1.5KA39HE3/51 complies with relevant industry standards for surge protection, making it a reliable choice for various technical solutions.

  8. What are the environmental specifications of 1.5KA39HE3/51?

    • The environmental specifications typically include a wide operating temperature range and compliance with RoHS (Restriction of Hazardous Substances) directives.

  9. Is 1.5KA39HE3/51 available in different package options?

    • Yes, 1.5KA39HE3/51 is available in various package options, including surface mount and through-hole configurations, to accommodate different design requirements.

  10. Where can I find detailed technical information and application notes for 1.5KA39HE3/51?

    • Detailed technical information and application notes for 1.5KA39HE3/51 can be found on the manufacturer's website or in the product datasheet, providing comprehensive guidance for its use in technical solutions.