The 2SB1571-T1-AZ is a PNP silicon epitaxial transistor manufactured by Renesas Electronics. It's designed for use in low-frequency power amplifier and switching applications.

Applications

• Low-frequency power amplifiers
• Switching circuits
• Relay drivers
• DC-DC converters
• Motor control circuits

Features

• PNP Silicon Epitaxial Transistor
• Low saturation voltage
• High Collector Current (Ic = -3A)
• Low Collector-Emitter Saturation Voltage (VCE(sat))
• High Power Dissipation (1.5W)
• Small Surface Mount Package

Benefits

• Efficient amplification in audio and low-frequency power circuits.
• Low power loss during switching due to low saturation voltage.
• Can handle relatively high currents in switching and amplification applications.
• Suitable for space-constrained applications due to the small surface mount package.
• Provides reliable switching performance with fast switching speeds.

Technical Specifications

Key specifications for the 2SB1571-T1-AZ transistor include:

• Polarity: PNP
• Collector-Emitter Voltage (VCEO): -50V
• Collector-Base Voltage (VCBO): -50V
• Emitter-Base Voltage (VEBO): -5V
• Collector Current (IC): -3A
• Collector Power Dissipation (PC): 1.5W
• DC Current Gain (hFE): 100 to 320 (typical)
• Saturation Voltage (VCE(sat)): -0.5V (max) at IC = -1A, IB = -50mA
• Transition Frequency (fT): 100 MHz (typical)
• Storage Temperature Range: -55 to +150 °C
• Package: SOT-89

The 'T1' likely refers to the specific taping specification for automated assembly and the 'AZ' might indicate a specific production lot or internal control code. Always refer to the Renesas datasheet for the most accurate and detailed specifications for the 2SB1571-T1-AZ transistor.