PK-12N40PEQ Product Encyclopedia Entry

Introduction

The PK-12N40PEQ is a versatile electronic component that belongs to the category of power transistors. This entry provides an overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Power Transistor
• Use: Amplification and switching of electrical signals
• Characteristics: High power handling capacity, low on-state resistance, and fast switching speed
• Package: TO-220AB
• Essence: Efficient power amplification and switching
• Packaging/Quantity: Typically packaged in reels or tubes containing multiple units

Specifications

• Model: PK-12N40PEQ
• Maximum Voltage Rating: 400V
• Maximum Current Rating: 12A
• Power Dissipation: 150W
• Operating Temperature Range: -55°C to 150°C
• Mounting Type: Through Hole
• Package / Case: TO-220AB

Detailed Pin Configuration

The PK-12N40PEQ power transistor has a standard TO-220AB package with three leads: 1. Collector (C): Connected to the positive supply voltage 2. Base (B): Controls the flow of current between the collector and emitter 3. Emitter (E): Connected to the ground or common reference point

Functional Features

• High power amplification capability
• Fast switching speed for efficient signal processing
• Low on-state resistance for minimal power loss
• Robust construction for reliable performance in demanding applications

Advantages and Disadvantages

Advantages

• High power handling capacity
• Fast switching speed
• Low on-state resistance
• Reliable performance in demanding conditions

Disadvantages

• Higher cost compared to standard transistors
• Requires careful heat dissipation management due to high power dissipation

Working Principles

The PK-12N40PEQ operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a much larger current between the collector and emitter terminals, allowing for power amplification and switching of electrical signals.

Detailed Application Field Plans

The PK-12N40PEQ power transistor finds extensive use in various applications, including: - Audio amplifiers - Switching power supplies - Motor control circuits - LED lighting drivers - Inverter circuits

Detailed and Complete Alternative Models

Several alternative models to the PK-12N40PEQ include: - PK-10N35PEQ: Lower voltage and current rating - PK-15N50PEQ: Higher voltage and current rating - PK-12N40PZQ: Different package type for surface mounting applications

In conclusion, the PK-12N40PEQ power transistor offers high power handling capacity, fast switching speed, and reliable performance, making it suitable for a wide range of applications in the electronics industry.

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