BUY 2SA1581 https://www.utsource.net/itm/p/8646977.html
2SA1581 is a PNP transistor manufactured by SANYO. It is a surface mount transistor in a SOT-23/CP package.
Description: The 2SA1581 is a PNP transistor designed for general purpose switching and amplification applications.
Features:
Low collector-emitter saturation voltage
High current gain
High switching speed
Low noise
Applications:
Audio amplifiers
Switching circuits
Motor control circuits
General purpose switching and amplification
(For reference only)