Package contains: 10pcs of 2SB647AC and 10pcs of 2SD667AC (or equivalent model B647A/D667A) transistors.
These transistors have excellent performance and stability and are suitable for audio amplifiers, power management, signal processing, and protection and control circuits of electronic equipment.
Transistor size: 21.5mm x 4.7mm x 3.6mm, each weighing only 1g, will not add burden to your device.
Transistors have fast response speed and can quickly switch circuit states to meet the application requirements with high speed requirements, such as high-frequency amplification and switching circuits.
The transistor has good heat resistance and corrosion resistance, and can maintain stable performance and extend service life in harsh working environments.