The 2SB1239 is a PNP silicon epitaxial planar transistor manufactured by Rohm Semiconductor, designed for power switching and amplifier applications.

Applications

• Power switching circuits
• DC-DC converters
• Motor control circuits
• Audio amplifiers
• General-purpose amplifier applications

Features

• PNP Epitaxial Planar Transistor
• High Collector Current (Ic = -3A)
• Low Saturation Voltage (Vce(sat) = -0.5V max)
• High Power Dissipation (typically 10W)

Benefits

• Efficient power switching with reduced power loss due to low saturation voltage.
• Suitable for high-current applications, offering reliable performance.
• Versatile use in both power switching and amplification scenarios.
• Stable and dependable operation thanks to Rohm Semiconductor's manufacturing standards.

Additional Details

The 2SB1239 typically comes in a TO-126 package. Its collector-emitter voltage (Vceo) is -50V, the collector-base voltage (Vcbo) is -60V, and the emitter-base voltage (Vebo) is -6V. The DC current gain (hFE) is typically between 50 and 200, depending on the operating conditions. The operating and storage temperature ranges from -55°C to +150°C. Its transition frequency allows for moderate to high-speed switching capabilities.