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UNR221L00L
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UNR221L00L - Product Overview

Introduction

The UNR221L00L is a semiconductor product belonging to the category of power transistors. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the UNR221L00L.

Basic Information Overview

  • Category: Power Transistor
  • Use: Amplification and switching of electrical signals
  • Characteristics: High voltage capability, low saturation voltage, and high current gain
  • Package: TO-220F
  • Essence: Silicon NPN epitaxial planar transistor
  • Packaging/Quantity: Available in reels or tubes with varying quantities

Specifications

  • Voltage Rating: 400V
  • Current Rating: 10A
  • Power Dissipation: 40W
  • Transition Frequency: 4MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The UNR221L00L has a standard TO-220F package with three pins: 1. Collector (C): Connected to the positive supply voltage 2. Base (B): Controls the transistor's conductivity 3. Emitter (E): Connected to the ground or negative supply voltage

Functional Features

  • High voltage capability for power applications
  • Low saturation voltage for efficient switching
  • High current gain for amplification purposes

Advantages and Disadvantages

Advantages

  • Suitable for high-power applications
  • Low saturation voltage reduces power dissipation
  • High current gain allows for signal amplification

Disadvantages

  • Limited operating temperature range
  • Relatively large package size

Working Principles

The UNR221L00L operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals, allowing for amplification or switching of electrical signals.

Detailed Application Field Plans

The UNR221L00L is commonly used in the following applications: - Power supplies - Motor control - Audio amplifiers - Lighting systems

Detailed and Complete Alternative Models

Some alternative models to the UNR221L00L include: - TIP31C - MJE13009 - 2N3055

In conclusion, the UNR221L00L is a versatile power transistor with high voltage capability, low saturation voltage, and high current gain, making it suitable for various power applications.

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10个与UNR221L00L在技术解决方案中的应用相关的常见问题及解答

  1. What is UNR221L00L?

    • UNR221L00L is a high-power, low-resistance NPN transistor commonly used in technical solutions for power amplification and switching applications.

  2. What are the key features of UNR221L00L?

    • The key features of UNR221L00L include high power dissipation, low collector-emitter saturation voltage, and low thermal resistance.

  3. What are the typical applications of UNR221L00L?

    • UNR221L00L is commonly used in audio amplifiers, power supply circuits, motor control, and other high-power switching applications.

  4. What is the maximum collector current of UNR221L00L?

    • The maximum collector current of UNR221L00L is typically around 10A, making it suitable for high-power applications.

  5. What is the maximum power dissipation of UNR221L00L?

    • UNR221L00L can handle a maximum power dissipation of around 50W, allowing it to be used in high-power circuits.

  6. What is the typical gain of UNR221L00L?

    • The typical DC current gain (hFE) of UNR221L00L is around 30 to 100, depending on the operating conditions.

  7. What are the recommended operating conditions for UNR221L00L?

    • It is recommended to operate UNR221L00L within a specified temperature range and under the maximum ratings for voltage, current, and power dissipation.

  8. Can UNR221L00L be used for pulse-width modulation (PWM) applications?

    • Yes, UNR221L00L can be used for PWM applications due to its high power handling capability and fast switching characteristics.

  9. What are the typical thermal considerations for UNR221L00L in technical solutions?

    • Proper heat sinking and thermal management are important for ensuring the reliable operation of UNR221L00L in high-power applications.

  10. Where can I find the detailed datasheet for UNR221L00L?

    • The detailed datasheet for UNR221L00L can be obtained from the manufacturer's website or authorized distributors, providing comprehensive information on its electrical and thermal characteristics.