BT139600E is a voltage NPN power transistor designed for use in power electronics in a TO220AB package. This listing is for 1 piece. Key benefits voltage capability in a compact TO220AB package, suitable for demanding switching and amplification tasks. Robust throughhole mounting with a conventional heatsinking option for improved thermal performance. Widely compatible with standard board layouts and power supply designs that use TO220AB devices. Reliable, proven transistor suitable for a range of voltage applications. Key attributes Type: NPN power transistor Model: BT139600E Package: TO220AB Configuration: Threeterminal device Material: Silicon Pack quantity: 1 piece Voltage rating: 600V (as indicated by the model designation) Usage: Suitable for switching and amplification in voltage power electronics Mounting: Throughhole, supports standard heatsink attachment Applications and use cases voltage switching stage in DC power supplies and power converters Motor driver or solenoid driver circuits in consumer electronics and industrial equipment Generalpurpose voltage switching or amplification elements in audio, control, or inverter circuits Notes For exact electrical specifications such as collector current (Ic), gain (hFE), and safe operating area, please refer to the official datasheet for BT139600E. This listing provides a single BT139600E transistor in a TO220AB package; confirm packaging and lead arrangement with the supplier if needed for your PCB footprint.