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1.5KE220A
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1.5KE220A Diode - Encyclopedia Entry

Introduction

The 1.5KE220A diode is a high-performance transient voltage suppressor (TVS) diode designed to protect electronic circuits from voltage transients and surges. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Electronic Components
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: Axial-leaded, DO-201 package
  • Essence: TVS diode for circuit protection
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Voltage Rating: 220V
  • Power Dissipation: 1500W
  • Breakdown Voltage: 246V to 274V
  • Operating Temperature: -55°C to 175°C
  • Reverse Standoff Voltage: 188V
  • Peak Pulse Current: 50A

Detailed Pin Configuration

The 1.5KE220A diode has an axial-leaded package with two leads. The anode lead is typically longer than the cathode lead, allowing for easy identification and installation.

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage spikes and transients.
  • Fast Response Time: Reacts quickly to overvoltage conditions, safeguarding sensitive components.
  • Low Clamping Voltage: Limits the voltage across the protected circuit during transient events.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Higher cost compared to standard diodes
  • Requires careful handling due to its sensitivity to electrostatic discharge

Working Principles

When a voltage transient occurs, the 1.5KE220A diode conducts and clamps the transient voltage to a safe level, protecting the downstream circuitry from damage. It achieves this by diverting excess current away from the protected components.

Detailed Application Field Plans

The 1.5KE220A diode finds applications in various industries, including: - Telecommunications - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE200A: Lower voltage rating
  • 1.5KE250A: Higher voltage rating
  • P6KE220A: Surface mount TVS diode alternative

In conclusion, the 1.5KE220A diode is a reliable and efficient solution for protecting electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its wide range of applications and availability of alternative models make it a versatile choice for circuit protection needs.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1.5KE220A i tekniska lösningar

  1. What is the maximum power dissipation of 1.5KE220A?

    • The maximum power dissipation of 1.5KE220A is 1500W.

  2. What is the peak pulse current of 1.5KE220A?

    • The peak pulse current of 1.5KE220A is 112.6A.

  3. What is the breakdown voltage of 1.5KE220A?

    • The breakdown voltage of 1.5KE220A is 198V.

  4. What are the typical applications for 1.5KE220A?

    • 1.5KE220A is commonly used in surge protection for sensitive electronics, such as in power supplies, industrial equipment, and telecommunications systems.

  5. What is the clamping voltage of 1.5KE220A?

    • The clamping voltage of 1.5KE220A is 275V.

  6. What is the operating temperature range of 1.5KE220A?

    • The operating temperature range of 1.5KE220A is -55°C to +175°C.

  7. Is 1.5KE220A RoHS compliant?

    • Yes, 1.5KE220A is RoHS compliant, meeting the requirements for lead-free manufacturing.

  8. What is the package type of 1.5KE220A?

    • 1.5KE220A is available in a DO-201AD (DO-27) package.

  9. Does 1.5KE220A have a low leakage current?

    • Yes, 1.5KE220A has a low leakage current, making it suitable for use in sensitive electronic circuits.

  10. What are the key features of 1.5KE220A?

    • The key features of 1.5KE220A include high surge capability, fast response time, and excellent clamping performance for overvoltage protection.