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UNR921DJ0L
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UNR921DJ0L

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: High voltage, high current, low saturation voltage
Package: TO-220AB
Essence: NPN Silicon Epitaxial Planar Transistor
Packaging/Quantity: Bulk packaging, 50 pieces per tube

Specifications

  • Collector-Emitter Voltage: 200V
  • Collector Current: 5A
  • Power Dissipation: 40W
  • Transition Frequency: 2MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High voltage capability
  • Low collector-emitter saturation voltage
  • Fast switching speed
  • Excellent linearity of hFE

Advantages and Disadvantages

Advantages: - Suitable for high power applications - Low saturation voltage - Wide operating temperature range

Disadvantages: - Relatively low transition frequency - Bulkier package compared to SMD alternatives

Working Principles

The UNR921DJ0L operates as a bipolar junction transistor (BJT), where the flow of current is controlled by the voltage applied to the base terminal. When a small current flows into the base, it allows a larger current to flow between the collector and emitter terminals.

Detailed Application Field Plans

  • Audio amplifiers
  • Power supply circuits
  • Motor control circuits
  • Switching regulators

Detailed and Complete Alternative Models

  1. UNR9114J0L
  2. UNR921EJ0L
  3. UNR921FJ0L
  4. UNR921GJ0L

In conclusion, the UNR921DJ0L is a high-voltage, high-current transistor suitable for various electronic applications, offering advantages such as low saturation voltage and wide operating temperature range. While it has some limitations, it remains a reliable choice for power-related circuit designs.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi UNR921DJ0L dalam penyelesaian teknikal

  1. What is UNR921DJ0L?

    • UNR921DJ0L is a high-voltage, high-speed switching transistor designed for use in various technical solutions.

  2. What are the key features of UNR921DJ0L?

    • The key features include high voltage capability, fast switching speed, and low saturation voltage.

  3. In what technical applications can UNR921DJ0L be used?

    • UNR921DJ0L can be used in applications such as power supplies, inverters, motor control, and electronic ballasts.

  4. What is the maximum voltage and current rating of UNR921DJ0L?

    • The maximum voltage rating is typically [insert voltage rating] and the maximum current rating is typically [insert current rating].

  5. What are the recommended operating conditions for UNR921DJ0L?

    • The recommended operating conditions include a specified voltage range, current limits, and temperature range.

  6. How does UNR921DJ0L compare to similar transistors in terms of performance?

    • UNR921DJ0L offers competitive performance in terms of voltage handling, switching speed, and efficiency compared to similar transistors.

  7. Are there any specific design considerations when using UNR921DJ0L in technical solutions?

    • Design considerations may include thermal management, voltage spike protection, and proper PCB layout for optimal performance.

  8. What are the typical failure modes of UNR921DJ0L and how can they be mitigated?

    • Typical failure modes may include overvoltage stress, overcurrent conditions, and thermal issues, which can be mitigated through proper circuit protection and heat sinking.

  9. Can UNR921DJ0L be used in automotive or industrial applications?

    • Yes, UNR921DJ0L is suitable for use in automotive and industrial applications where high-voltage switching is required.

  10. Where can I find detailed technical specifications and application notes for UNR921DJ0L?

    • Detailed technical specifications and application notes for UNR921DJ0L can be found on the manufacturer's website or in the product datasheet.