UNR521N00L

Product Overview

Belongs to: Integrated Circuits
Category: Power Transistors
Use: Amplification and Switching
Characteristics: High power handling, low voltage drop, compact size
Package: TO-220F
Essence: NPN Silicon Epitaxial Planar Transistor
Packaging/Quantity: Tape & Reel, 1000 units per reel

Specifications

• Collector-Emitter Voltage (VCEO): 60V
• Collector Current (IC): 5A
• Power Dissipation (PD): 1.25W
• Transition Frequency (fT): 30MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

1. Base (B)
2. Collector (C)
3. Emitter (E)

Functional Features

• High current gain
• Low saturation voltage
• Fast switching speed
• Low noise

Advantages

• Suitable for high-speed switching applications
• Compact size allows for space-efficient designs
• Low power dissipation

Disadvantages

• Limited maximum voltage and current ratings compared to some alternatives
• Sensitive to overvoltage conditions

Working Principles

The UNR521N00L operates as a bipolar junction transistor (BJT), utilizing the interaction of minority charge carriers in a semiconductor to amplify or switch electronic signals. When a small current flows into the base terminal, it controls a larger current between the collector and emitter terminals, enabling amplification or switching functions.

Detailed Application Field Plans

1. Audio Amplification: The UNR521N00L can be used in audio amplifier circuits due to its high current gain and low noise characteristics.
2. Motor Control: Its fast switching speed makes it suitable for motor control applications, such as in small appliances and robotics.
3. LED Lighting: The transistor's low power dissipation and compact size make it ideal for driving LED lighting systems.

Detailed and Complete Alternative Models

1. 2N3904: Similar NPN transistor with lower power handling but widely available and cost-effective.
2. BC547: General-purpose NPN transistor with lower current and voltage ratings but versatile in various applications.
3. MJE3055: Higher power NPN transistor suitable for more demanding applications but larger in size.

This comprehensive entry provides an in-depth understanding of the UNR521N00L, covering its specifications, features, applications, and alternatives within the integrated circuits category.