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BD682T
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BD682T Product Overview

Introduction

The BD682T is a power transistor belonging to the category of electronic components. It is widely used in various electronic circuits and applications due to its specific characteristics and performance.

Basic Information Overview

  • Category: Electronic Component
  • Use: Power Transistor
  • Characteristics: High power dissipation, low collector-emitter saturation voltage
  • Package: TO-126
  • Essence: Amplification and switching of electronic signals
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Maximum Collector-Emitter Voltage: 100V
  • Maximum Collector Current: 4A
  • Power Dissipation: 65W
  • Transition Frequency: 2MHz
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The BD682T transistor typically has three pins: 1. Collector (C): Connected to the positive supply voltage 2. Base (B): Input control terminal for switching or amplification 3. Emitter (E): Connected to the ground or common reference point

Functional Features

  • High power dissipation capability
  • Low collector-emitter saturation voltage
  • Suitable for audio amplification and power switching applications

Advantages and Disadvantages

Advantages

  • High power handling capacity
  • Low saturation voltage
  • Versatile application range

Disadvantages

  • Relatively higher transition frequency
  • Limited maximum collector current compared to some alternative models

Working Principles

The BD682T operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current. It amplifies or switches electronic signals based on the input at the base terminal.

Detailed Application Field Plans

The BD682T finds extensive use in the following applications: - Audio amplifiers - Power supply circuits - Motor control systems - Voltage regulators

Detailed and Complete Alternative Models

Some alternative models to the BD682T include: - BD681T - BD683T - 2N3055 - TIP31C

In conclusion, the BD682T power transistor offers high power dissipation and low collector-emitter saturation voltage, making it suitable for various electronic applications such as audio amplifiers, power supplies, and motor control systems.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BD682T dalam penyelesaian teknikal

  1. What is the BD682T transistor used for?

    • The BD682T is a PNP power transistor commonly used in audio amplifiers, power supplies, and other high-power applications.

  2. What are the key specifications of the BD682T transistor?

    • The BD682T has a maximum collector current of 4A, a maximum collector-emitter voltage of 100V, and a maximum power dissipation of 36W.

  3. Can the BD682T be used in switching applications?

    • Yes, the BD682T can be used in low-frequency switching applications due to its high current and voltage ratings.

  4. What are some typical circuit configurations using the BD682T?

    • Common configurations include single-ended and push-pull amplifier designs, as well as linear voltage regulator circuits.

  5. How should the BD682T be mounted for optimal thermal performance?

    • To ensure good thermal performance, the BD682T should be mounted on a heat sink with appropriate thermal compound.

  6. What are the recommended operating conditions for the BD682T?

    • The BD682T operates best within a temperature range of -65°C to 150°C and should be used with proper base drive and heat sinking.

  7. Are there any common failure modes associated with the BD682T?

    • Common failure modes include thermal runaway due to inadequate heat sinking or excessive current loading.

  8. Can the BD682T be used in automotive applications?

    • Yes, the BD682T is suitable for use in automotive electronic systems such as audio amplifiers and voltage regulators.

  9. What are some alternative transistors that can be used in place of the BD682T?

    • Alternatives include the BD681T (NPN complement) and similar power transistors with compatible ratings.

  10. Where can I find detailed application notes for using the BD682T in technical solutions?

    • Detailed application notes and reference designs can be found in the manufacturer's datasheet and application guides, as well as in technical forums and online resources.