STMicroelectronics
تصویر ممکن است نشان دهنده باشد.
برای جزئیات محصول به مشخصات مراجعه کنید.
BD239C
نمایش جزئیات برگه های اطلاعات

BD239C Product Overview

Introduction

BD239C is a semiconductor device that belongs to the category of NPN power transistors. It is commonly used in electronic circuits for amplification and switching applications due to its specific characteristics and performance.

Basic Information Overview

  • Category: NPN Power Transistor
  • Use: Amplification and Switching
  • Characteristics: High voltage, high current capability
  • Package: TO-220AB
  • Essence: Power transistor for general-purpose applications
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Maximum Collector-Emitter Voltage (VCEO): 100V
  • Maximum Collector Current (IC): 2A
  • Power Dissipation (Pd): 25W
  • Transition Frequency (ft): 30MHz
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The BD239C transistor has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High voltage capability
  • Low saturation voltage
  • Fast switching speed
  • Good linearity in amplification

Advantages and Disadvantages

Advantages

  • Suitable for medium-power applications
  • Robust construction for reliability
  • Wide operating temperature range

Disadvantages

  • Relatively low transition frequency compared to some alternatives
  • Limited maximum collector current compared to higher-power transistors

Working Principles

BD239C operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to control the current through the device. When biased appropriately, it can amplify small signals or act as a switch in electronic circuits.

Detailed Application Field Plans

BD239C finds application in various electronic systems, including: - Audio amplifiers - Power supplies - Motor control circuits - LED drivers - Voltage regulators

Detailed and Complete Alternative Models

Some alternative models to BD239C include: - BD237C - BD238C - BD240C - 2N3055 - TIP31C

In conclusion, BD239C is a versatile NPN power transistor with specific characteristics suitable for a wide range of electronic applications, making it a popular choice among designers and engineers.

Word count: 311

10 سوال و پاسخ رایج مربوط به کاربرد BD239C در راه حل های فنی را فهرست کنید

  1. What is BD239C?

    • BD239C is a PNP epitaxial silicon transistor commonly used in audio amplifier and switching applications.

  2. What are the typical applications of BD239C?

    • BD239C is commonly used in audio amplifier circuits, voltage regulator modules, and general purpose switching circuits.

  3. What are the key electrical characteristics of BD239C?

    • The key electrical characteristics of BD239C include a collector-base voltage (VCBO) of 80V, a collector-emitter voltage (VCEO) of 60V, and a continuous collector current (IC) of 1A.

  4. How is BD239C typically used in audio amplifier circuits?

    • In audio amplifier circuits, BD239C is often used as a driver or output transistor to amplify the audio signal and drive the speaker.

  5. Can BD239C be used in voltage regulator modules?

    • Yes, BD239C can be used in voltage regulator modules to control the output voltage by regulating the current flow through the transistor.

  6. What are the thermal considerations when using BD239C in technical solutions?

    • It's important to consider proper heat sinking and thermal management to ensure that BD239C operates within its specified temperature range for reliable performance.

  7. Are there any specific precautions to be taken when soldering BD239C onto a circuit board?

    • When soldering BD239C onto a circuit board, it's important to follow the recommended soldering guidelines to prevent damage to the transistor due to excessive heat.

  8. What are the typical failure modes of BD239C in technical solutions?

    • Common failure modes of BD239C include thermal overstress, overcurrent conditions, and voltage spikes, which can lead to degradation or permanent damage.

  9. Can BD239C be used in high-frequency switching applications?

    • While BD239C is not specifically designed for high-frequency switching, it can be used in moderate-speed switching applications with appropriate drive circuitry.

  10. Where can I find detailed technical specifications and application notes for BD239C?

    • Detailed technical specifications and application notes for BD239C can be found in the manufacturer's datasheet and application notes, which are available on their official website or through authorized distributors.