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1.5KE43ARL4G
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1.5KE43ARL4G Product Overview

Introduction

The 1.5KE43ARL4G is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides a comprehensive overview of the 1.5KE43ARL4G, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: DO-201AD (DO-27)
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 36.8V
  • Breakdown Voltage Range: 40.9V to 45.2V
  • Maximum Clamping Voltage: 58.9V at 10A
  • Operating Temperature Range: -55°C to +175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KE43ARL4G TVS diode has 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

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
  • Fast Response Time: Rapid reaction to transient events for enhanced protection.
  • High Surge Capability: Withstands high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Excellent protection against voltage transients
  • Fast response time ensures minimal damage to protected circuits
  • RoHS compliant, making it environmentally friendly

Disadvantages

  • Relatively large package size compared to surface mount devices
  • Limited to unidirectional protection

Working Principles

When a transient voltage event occurs, the 1.5KE43ARL4G TVS diode conducts current to divert the excess energy away from the protected circuit. By clamping the voltage to a safe level, it prevents damage to sensitive components.

Detailed Application Field Plans

The 1.5KE43ARL4G is widely used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE36ARL4G: Lower standoff voltage variant
  • 1.5KE48ARL4G: Higher standoff voltage variant
  • P6KE43ARL4G: Axial leaded alternative with similar specifications

In conclusion, the 1.5KE43ARL4G TVS diode offers robust transient voltage protection with fast response times, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE43ARL4G v technických řešeních

  1. What is the maximum power dissipation of 1.5KE43ARL4G?

    • The maximum power dissipation of 1.5KE43ARL4G is 1500W for a 10/1000μs waveform.

  2. What is the peak pulse current of 1.5KE43ARL4G?

    • The peak pulse current of 1.5KE43ARL4G is 68.2A for an 8/20μs waveform.

  3. What is the breakdown voltage of 1.5KE43ARL4G?

    • The breakdown voltage of 1.5KE43ARL4G is 48.1V to 53.3V.

  4. What is the clamping voltage of 1.5KE43ARL4G?

    • The clamping voltage of 1.5KE43ARL4G is 77.4V at 58.9A.

  5. What are the typical applications of 1.5KE43ARL4G?

    • 1.5KE43ARL4G is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  6. What is the operating temperature range of 1.5KE43ARL4G?

    • The operating temperature range of 1.5KE43ARL4G is -55°C to +175°C.

  7. Does 1.5KE43ARL4G meet industry standards for surge protection?

    • Yes, 1.5KE43ARL4G meets industry standards such as IEC 61000-4-5 for surge protection.

  8. Can 1.5KE43ARL4G be used for ESD protection?

    • Yes, 1.5KE43ARL4G can be used for electrostatic discharge (ESD) protection in various electronic circuits.

  9. What package type does 1.5KE43ARL4G come in?

    • 1.5KE43ARL4G is available in a DO-201AD (DO-27) package.

  10. Is 1.5KE43ARL4G RoHS compliant?

    • Yes, 1.5KE43ARL4G is RoHS compliant, making it suitable for use in environmentally conscious applications.