UNR921KG0L Product Overview

Introduction

The UNR921KG0L is a semiconductor device belonging to the category of power transistors. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed 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-220F
• Essence: NPN Silicon Epitaxial Planar Transistor
• Packaging/Quantity: Available in reels or tubes, quantity varies by manufacturer

Specifications

• Voltage Rating: 60V
• Current Rating: 5A
• Power Dissipation: 25W
• Frequency Range: Up to 100MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The UNR921KG0L follows the standard pin configuration for a TO-220F package: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

• High current gain
• Low saturation voltage
• Fast switching speed
• Excellent linearity

Advantages and Disadvantages

Advantages

• High power handling capacity
• Low on-state resistance
• Fast switching speed
• Wide operating temperature range

Disadvantages

• Sensitive to overvoltage conditions
• Requires careful thermal management

Working Principles

The UNR921KG0L operates based on the principles of bipolar junction transistors, utilizing the control of current flow between the collector and emitter terminals through the base terminal.

Detailed Application Field Plans

The UNR921KG0L finds applications in various fields including: - Audio amplifiers - Switching power supplies - Motor control circuits - LED lighting systems

Detailed and Complete Alternative Models

• UNR9114G0L: Similar specifications with enhanced thermal performance
• UNR921EG0L: Higher voltage rating and lower saturation voltage
• UNR921FG0L: Lower current rating with improved high-frequency performance

In conclusion, the UNR921KG0L power transistor offers high power handling capacity, fast switching speed, and versatile applications across different electronic circuits.

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