1.5KE18-B Diode - Encyclopedia Entry

Introduction

The 1.5KE18-B diode is a crucial component in electronic circuits, offering surge protection and voltage regulation. This encyclopedia entry provides an in-depth overview of the 1.5KE18-B diode, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Belongs to: Diode category
• Basic Information:
  • Category: TVS (Transient Voltage Suppressor) Diode
  • Use: Surge protection and voltage regulation
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: DO-201 package type
  • Essence: Protects sensitive electronic devices from voltage spikes
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

• Part Number: 1.5KE18-B
• Peak Pulse Power: 1500W
• Standoff Voltage: 15V
• Breakdown Voltage: 16.7V
• Maximum Clamping Voltage: 24.4V
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE18-B diode has a standard DO-201 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

• Surge Protection: Provides robust protection against transient voltage spikes.
• Fast Response Time: Reacts quickly to voltage surges, safeguarding connected components.
• Low Clamping Voltage: Limits the voltage across the protected circuit during surge events.

Advantages and Disadvantages

• Advantages:
  • Effective surge protection
  • Fast response time
  • Low clamping voltage
• Disadvantages:
  • Higher cost compared to standard diodes
  • Requires careful handling due to its sensitivity to static electricity

Working Principles

The 1.5KE18-B diode operates by diverting excess voltage away from sensitive components when a surge occurs. It achieves this by rapidly conducting current when the voltage exceeds the breakdown voltage, thereby protecting the downstream circuitry.

Detailed Application Field Plans

The 1.5KE18-B diode finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Models:
  • 1.5KE15-B
  • 1.5KE16-B
  • 1.5KE20-B
  • 1.5KE24-B
  • 1.5KE30-B

In conclusion, the 1.5KE18-B diode is a critical component for surge protection and voltage regulation in diverse electronic applications. Its high surge capability, fast response time, and low clamping voltage make it an essential device for safeguarding sensitive electronics from transient voltage spikes.

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