15KPA43A-B Product Overview

Introduction

The 15KPA43A-B is a high-performance transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 15KPA43A-B, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The 15KPA43A-B belongs to the category of transient voltage suppressor diodes. It is commonly used in electronic circuits to protect sensitive components such as integrated circuits, transistors, and other semiconductor devices from voltage spikes and surges. The primary use of this diode is to limit the voltage that is applied to an electronic device by clamping the voltage to a safe level during transient overvoltage conditions.

Characteristics

• Package: The 15KPA43A-B is typically available in a DO-201AD package.
• Essence: It is designed to provide robust protection against transient voltage events.
• Packaging/Quantity: These diodes are often supplied in reels or tubes, with quantities varying based on manufacturer and distributor.

Specifications

• Peak Pulse Power: 15000W
• Breakdown Voltage: 43V
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 36.8V
• Maximum Clamping Voltage: 58.1V

Detailed Pin Configuration

The 15KPA43A-B typically consists of two pins, with one serving as the anode and the other as the cathode. The pinout configuration is as follows: - Anode (A) - Cathode (K)

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to transient events ensures minimal impact on the protected circuitry.

Advantages and Disadvantages

Advantages

• High peak pulse power handling capability
• Fast response time
• Robust protection against transient voltage events

Disadvantages

• Higher cost compared to standard diodes
• Requires careful consideration of mounting and layout due to high power dissipation

Working Principles

The 15KPA43A-B operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The 15KPA43A-B finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the 15KPA43A-B include: - 15KPA Series: Offering different breakdown voltages and peak pulse power ratings - P6KE Series: Providing similar transient voltage suppression capabilities - SMBJ Series: Surface mount alternatives with varying specifications

In conclusion, the 15KPA43A-B transient voltage suppressor diode offers robust protection against transient voltage events and finds widespread use in diverse electronic applications.

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