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UNR221700L
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UNR221700L Product Overview

Introduction

The UNR221700L is a semiconductor device belonging to the category of power transistors. This product is commonly used in electronic circuits for amplification and switching applications due to its unique characteristics.

Basic Information Overview

  • Category: Power Transistor
  • Use: Amplification and Switching
  • Characteristics: High power handling, low saturation voltage
  • Package: TO-220AB
  • Essence: Silicon NPN Epitaxial Planar Transistor
  • Packaging/Quantity: Typically packaged in reels or tubes, quantity varies by manufacturer

Specifications

  • Maximum Collector-Emitter Voltage (Vce): 60V
  • Maximum Collector Current (Ic): 8A
  • Power Dissipation (Pd): 40W
  • Transition Frequency (ft): 30MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The UNR221700L follows the standard pin configuration for a TO-220AB package: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High power gain
  • Low saturation voltage
  • Fast switching speed

Advantages and Disadvantages

Advantages

  • High power handling capability
  • Suitable for high-frequency applications
  • Low saturation voltage reduces power loss

Disadvantages

  • Limited maximum collector current compared to some alternative models
  • Sensitive to thermal management due to power dissipation

Working Principles

The UNR221700L operates based on the principles of bipolar junction transistors, utilizing the control of current flow between the emitter and collector terminals through the base terminal.

Detailed Application Field Plans

The UNR221700L finds extensive use in various electronic applications, including: - Audio amplifiers - Switching regulators - Motor control circuits - RF amplifiers

Detailed and Complete Alternative Models

Some alternative models to the UNR221700L include: - TIP31C - 2N3055 - MJ15003

In conclusion, the UNR221700L power transistor offers high power handling and fast switching capabilities, making it suitable for a wide range of electronic applications.

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10個與UNR221700L在技術方案中應用相關的常見問題與解答

  1. What is UNR221700L?

    • UNR221700L 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 UNR221700L?

    • The key features of UNR221700L include a high current capability, low saturation voltage, and excellent thermal stability, making it suitable for demanding technical solutions.

  3. What are the typical applications of UNR221700L?

    • UNR221700L is commonly used in audio amplifiers, power management circuits, motor control systems, and other technical solutions requiring high-power transistors.

  4. What is the maximum power dissipation of UNR221700L?

    • The maximum power dissipation of UNR221700L is typically around 2 watts, making it suitable for handling high-power applications in technical solutions.

  5. What is the voltage and current rating of UNR221700L?

    • UNR221700L has a voltage rating of around 60 volts and a current rating of several amperes, making it suitable for various technical solutions requiring high-power transistors.

  6. Is UNR221700L suitable for use in automotive applications?

    • Yes, UNR221700L is often used in automotive electronic systems such as engine control units, power steering systems, and lighting controls due to its high-power capabilities.

  7. Does UNR221700L require a heat sink for thermal management?

    • Depending on the specific application and power dissipation requirements, UNR221700L may benefit from a heat sink for efficient thermal management in technical solutions.

  8. Can UNR221700L be used in audio amplifier designs?

    • Yes, UNR221700L is well-suited for audio amplifier designs, offering low distortion and high power-handling capabilities for quality audio performance in technical solutions.

  9. Are there any recommended circuit configurations for using UNR221700L?

    • Various circuit configurations, including common emitter and emitter follower, can be employed with UNR221700L based on the specific technical solution requirements and performance goals.

  10. Where can I find detailed technical specifications and application notes for UNR221700L?

    • Detailed technical specifications and application notes for UNR221700L can be found in the manufacturer's datasheet and application guides, providing comprehensive information for integrating it into technical solutions.