The 2SB1198 is a silicon PNP epitaxial planar transistor produced by Rohm Semiconductor. Designed for switching and amplifier applications, it offers a good balance of current handling and voltage characteristics.

Applications

• Switching regulators
• DC-DC converters
• Motor drivers
• General-purpose amplification
• Relay drivers

Features

• PNP Epitaxial Planar Transistor
• Medium Collector Current (IC = -2A)
• Low Saturation Voltage
• High Voltage Rating (VCEO = -50V)

Benefits

• Efficient switching due to its low saturation voltage, minimizing power loss.
• Versatile application in switching and amplification circuits.
• Reliable operation in voltage-sensitive applications.
• Stable performance because of Rohm Semiconductor's manufacturing quality.

Additional Details

The 2SB1198 usually comes in a TO-126 or similar package. The collector-base voltage (VCBO) is -60V and the emitter-base voltage (VEBO) is -6V. Power dissipation is generally around 10W. The DC current gain (hFE) varies with collector current, typically in the range of 50 to 200. The operating and storage temperature ranges from -55°C to +150°C. It exhibits fast switching speeds, making it appropriate for higher frequency applications.