The 2SD1963 is an NPN epitaxial planar transistor manufactured by Rohm Semiconductor. This transistor is designed for high-current switching applications, primarily found in audio amplifiers and power supplies. Its key features include a high collector current capacity and a low saturation voltage, making it well-suited for applications demanding both power and efficiency.

Applications:

• Audio Amplifiers (Output Stage)
• Power Supplies (Switching Regulators)
• DC-DC Converters
• Motor Drivers

Features:

• High Collector Current (IC) Capability
• Low Saturation Voltage (VCE(sat))
• High DC Current Gain (hFE)
• Fast Switching Speed

Benefits:

• High Power Output: With its high collector current rating, the 2SD1963 can deliver substantial power in amplifier and power supply circuits.
• Efficient Switching: The low saturation voltage minimizes power dissipation during switching transitions, enhancing overall efficiency.
• High Amplification: The high DC current gain simplifies circuit design by providing sufficient amplification with fewer components.
• Reliable Operation: Designed for robust and dependable performance in demanding environments.

Specifications:

The 2SD1963 typically has a collector-emitter voltage (VCEO) of 80V, a collector current (IC) rating of 7A, and a collector power dissipation (PC) of 50W. The DC current gain (hFE) is generally high, typically between 100 and 300, and the saturation voltage (VCE(sat)) remains low at the rated collector current. Package: TO-3P.