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TTA1943-O(Q)

Part No TTA1943-O(Q)
Manufacturer Toshiba Semiconductor and Storage
Catalog OEM Parts (T - Z)
Description High Frequency Switching Power Transistors 230V/1A
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RoHS Compliant
Win Source Part Number 1101588-TTA1943-O(Q)
Categories OEM Parts(T-Z)
Manufacturer Toshiba Semiconductor and Storage
Popularity Low
Supply and Demand Status Shortage
Ultra Librarian 3D Model Ultra Librarian TTA1943-O(Q) CAD Model

Description

The TTA1943-O(Q) is a high-power PNP bipolar junction transistor (BJT) from Toshiba Semiconductor and Storage. It is designed for use in high-fidelity audio amplifiers and other demanding applications requiring high current and voltage handling capabilities.

Applications

  • High-Fidelity Audio Amplifiers: Output stage transistors in high-power audio amplifiers for home theater systems and professional audio equipment.
  • Power Amplifiers: General-purpose power amplification applications.
  • Linear Regulators: As a pass transistor in high-current linear voltage regulators.
  • Motor Control: Driver stage transistors for high-power DC motors.
  • Industrial Power Supplies: High-current switching and regulation circuits.

Features

  • High Collector Current: Capable of handling large collector currents, enabling high power output.
  • High Collector-Emitter Voltage: High VCEO rating allows for operation in high voltage applications.
  • Low Saturation Voltage: Minimizes power dissipation and improves efficiency.
  • Excellent Linearity: Provides low distortion in audio amplifier applications.
  • Fast Switching Speed: Suitable for high-frequency switching applications.
  • High Power Dissipation: Designed to handle significant power dissipation.

Benefits

  • High Power Output: Delivers significant power to drive demanding loads.
  • Low Distortion: Ensures high-fidelity audio reproduction.
  • Efficient Operation: Low saturation voltage reduces power losses.
  • Reliable Performance: High voltage and current ratings provide reliable operation under demanding conditions.
  • Versatile Applications: Suitable for a wide range of power amplification and switching applications.

Additional Details

The TTA1943-O(Q) is often paired with its NPN complement, the TTC5200, in push-pull amplifier configurations. Proper heatsinking is essential to manage the significant power dissipation. Detailed specifications, including safe operating area (SOA) curves, thermal resistance, and gain characteristics, are available in the product datasheet. The "-O(Q)" suffix likely denotes specific production or testing parameters.

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