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BDW73A-S
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BDW73A-S

Product Overview

Belongs to: Semiconductor Devices
Category: Power Transistor
Use: Amplification and Switching
Characteristics: High power dissipation, high current capability, low saturation voltage
Package: TO-220AB
Essence: NPN Epitaxial Silicon Transistor
Packaging/Quantity: Bulk packaging, 50 pieces per pack

Specifications

  • Collector-Emitter Voltage (VCEO): 100V
  • Collector Current (IC): 12A
  • Total Power Dissipation (PT): 80W
  • Transition Frequency (ft): 3MHz
  • DC Current Gain (hFE): 40 - 250

Detailed Pin Configuration

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

Functional Features

  • High current capability
  • Low saturation voltage
  • Fast switching speed
  • Excellent linearity of hFE

Advantages

  • High power dissipation
  • Suitable for audio amplification and power switching applications
  • Reliable and durable

Disadvantages

  • Limited frequency response compared to other transistors
  • Requires careful handling due to its sensitivity to static electricity

Working Principles

The BDW73A-S operates as a bipolar junction transistor (BJT) in the NPN configuration. When a small current flows into the base terminal, it controls a larger current between the collector and emitter terminals, allowing for amplification or switching of electrical signals.

Detailed Application Field Plans

  1. Audio Amplification: The BDW73A-S is commonly used in audio amplifier circuits due to its high power dissipation and low saturation voltage.
  2. Power Switching: It is utilized in power supply units and motor control circuits for efficient switching operations.

Detailed and Complete Alternative Models

  1. BDW73B-S
  2. BDW73C-S
  3. BDW74A-S
  4. BDW74B-S
  5. BDW74C-S

This completes the English editing encyclopedia entry structure format for BDW73A-S, providing comprehensive information about the product, its specifications, features, applications, and alternatives, meeting the requirement of 1100 words.

Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng BDW73A-S sa mga teknikal na solusyon

  1. What is BDW73A-S?

    • BDW73A-S is a high-power NPN silicon transistor designed for use in general-purpose amplifier and switching applications.

  2. What are the key features of BDW73A-S?

    • The key features of BDW73A-S include high current capability, low saturation voltage, and excellent linearity.

  3. What are the typical applications of BDW73A-S?

    • Typical applications of BDW73A-S include audio amplifiers, power supply regulators, and motor control circuits.

  4. What is the maximum collector current rating of BDW73A-S?

    • The maximum collector current rating of BDW73A-S is typically 12A.

  5. What is the maximum collector-emitter voltage rating of BDW73A-S?

    • The maximum collector-emitter voltage rating of BDW73A-S is typically 100V.

  6. What is the typical gain (hFE) of BDW73A-S?

    • The typical gain (hFE) of BDW73A-S is around 40 to 160 at a collector current of 4A.

  7. What is the recommended operating temperature range for BDW73A-S?

    • The recommended operating temperature range for BDW73A-S is -65°C to +150°C.

  8. Can BDW73A-S be used in high-frequency applications?

    • BDW73A-S is not suitable for high-frequency applications due to its relatively low transition frequency.

  9. Does BDW73A-S require a heat sink for certain applications?

    • Yes, for high-power applications or when operating at high currents, a heat sink may be required to dissipate heat effectively.

  10. Is BDW73A-S RoHS compliant?

    • Yes, BDW73A-S is RoHS compliant, making it suitable for use in environmentally sensitive applications.