2SA1943 PNP Power Transistor – High Power Amplification in TO-246 Package

The 2SA1943 is a high-power PNP bipolar junction transistor (BJT) designed for audio amplification and power switching applications. Packaged in a robust TO-246 case, it delivers excellent current handling and thermal performance for demanding circuits.

⚙️ Key Features

• ⚡ High collector current up to 15A
• 🔋 Collector-emitter voltage up to 230V
• 📦 TO-246 (also known as TO-3P) package for superior heat dissipation
• 🌡️ High power dissipation rating for reliable operation
• 🔊 Ideal for audio power amplifier output stages

📦 Typical Applications

• 🔊 High-fidelity audio amplifiers
• ⚙️ Power switching and regulation
• 🛠️ Industrial motor control
• 🎛️ High-power electronic circuits

The 2SA1943 TO-246 transistor is a trusted component for high-power analog applications, offering durability and excellent performance under heavy load conditions.