2N3866 is an NPN Darlington Power Transistor manufactured by Motorola. It has a voltage range of 25 V and a power dissipation of 8 W. This transistor is mainly used in audio switching and amplification applications. Description: The 2N3866 is a Darlington Power Transistor specifically designed for audio applications. It has a maximum collector-emitter voltage of 25 V and a power dissipation of 8 W. The device consists of a single NPN Darlington pair with an integrated incoming base connection. Features: Power dissipation: 8 W Maximum collector-emitter voltage: 25 V Collector-emitter saturation voltage: 1.5 V High current gain: > 5000 Simplified circuit connection Suitable for linear and switching applications Applications: Audio switching Audio amplification High speed switching applications(For reference only)
https://www.utsource.net/itm/p/915038.html