The 2SB1406 is a PNP silicon epitaxial planar transistor manufactured by SANYO Semiconductor. It is designed for power amplification and high-speed switching applications.

Applications

• Power amplifier circuits
• Switching regulators
• DC-DC converters
• Motor drivers
• High-speed switching circuits

Features

• High collector current (IC = -5A)
• Low saturation voltage (VCE(sat) = -0.5V max)
• High power dissipation (PD = 20W)
• Fast switching speed
• Excellent hFE linearity
• High fT (transition frequency)

Benefits

• Efficient power amplification
• Minimal power loss in switching applications
• High power handling capability
• Reduced switching time
• Accurate signal amplification
• Suitable for high-frequency applications

Specifications

The 2SB1406 transistor has the following key specifications:

• Polarity: PNP
• Collector-Emitter Voltage (VCEO): -50V
• Collector-Base Voltage (VCBO): -60V
• Emitter-Base Voltage (VEBO): -7V
• Collector Current (IC): -5A
• Peak Collector Current (ICM): -10A
• Collector Dissipation (PC): 20W (Tc=25°C)
• DC Current Gain (hFE): 80 to 240 (at IC = -1A, VCE = -2V)
• Transition Frequency (fT): 80 MHz
• Storage Temperature Range: -55°C to +150°C
• Package: TO-220

The 2SB1406 is packaged in a TO-220 package, which provides good thermal dissipation. The high collector current rating makes it suitable for driving loads. The low saturation voltage ensures efficient switching with minimal power loss.

This transistor is designed for applications requiring high power and fast switching, such as switching regulators and motor drivers. The high transition frequency allows for operation in higher-frequency circuits.