Littelfuse Inc.
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
1.5KE39C
Ver Detalle Hojas de datos

1.5KE39C - Product Overview and Specifications

Introduction

The 1.5KE39C is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against overvoltage transients in electronic circuits
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: Axial leaded
  • Essence: Safeguarding sensitive electronic components from voltage spikes
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Voltage - Reverse Standoff (Typ): 33.3V
  • Voltage - Breakdown (Min): 37.1V
  • Voltage - Clamping (Max) @ Ipp: 53.9V
  • Current - Peak Pulse (10/1000µs): 1.5A
  • Power - Peak Pulse: 1500W
  • Operating Temperature: -55°C to 175°C
  • Mounting Type: Through Hole
  • Package / Case: DO-201AE, Axial

Detailed Pin Configuration

The 1.5KE39C TVS diode has a standard axial leaded package with two leads. The anode and cathode terminals are clearly marked for easy identification during installation.

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient overvoltages to safe levels
  • High Surge Capability: Able to withstand high surge currents without degradation
  • Fast Response Time: Reacts quickly to transient voltage spikes to protect downstream components

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Requires careful consideration of placement and routing for optimal performance
  • May introduce some capacitance into the protected circuit

Working Principles

When a transient voltage spike occurs, the 1.5KE39C TVS diode conducts heavily, diverting the excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE39C is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE33C: Lower voltage rating
  • 1.5KE47C: Higher voltage rating
  • 1.5KE39CA: AEC-Q101 qualified version for automotive applications

In summary, the 1.5KE39C transient voltage suppressor diode offers effective protection against overvoltage transients in electronic circuits, making it a crucial component in ensuring the reliability and longevity of sensitive electronic systems.

[Word count: 443]

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1.5KE39C en soluciones técnicas

  1. What is the maximum power dissipation of 1.5KE39C?

    • The maximum power dissipation of 1.5KE39C is 1500W for a 10/1000μs waveform.

  2. What is the peak pulse current of 1.5KE39C?

    • The peak pulse current of 1.5KE39C is 64.5A for an 8/20μs waveform.

  3. What is the breakdown voltage of 1.5KE39C?

    • The breakdown voltage of 1.5KE39C is 43.6V to 48.1V.

  4. What are the typical applications of 1.5KE39C?

    • 1.5KE39C is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial controls, and automotive systems.

  5. What is the clamping voltage of 1.5KE39C?

    • The clamping voltage of 1.5KE39C is 58.1V at 77.5A.

  6. What is the operating temperature range of 1.5KE39C?

    • The operating temperature range of 1.5KE39C is -55°C to +175°C.

  7. Does 1.5KE39C meet RoHS compliance?

    • Yes, 1.5KE39C is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the package type of 1.5KE39C?

    • 1.5KE39C is available in a DO-201AD (DO-27) package.

  9. Is 1.5KE39C suitable for high-reliability applications?

    • Yes, 1.5KE39C is suitable for high-reliability applications due to its robust construction and performance characteristics.

  10. What are the key features of 1.5KE39C for surge protection?

    • The key features of 1.5KE39C include its fast response time, low clamping voltage, and high surge capability, making it ideal for protecting sensitive electronic components from transient overvoltage events.