Transistor Combo Pack – 100 Pcs (5 Popular Types, 20 Each)

This Transistor Combo Pack is a must-have for electronics enthusiasts, students, and professionals working on circuit design, prototyping, and experimentation. The pack includes five widely used bipolar junction transistors (BJTs), with 20 pieces of each type, totaling 100 transistors.

Included Transistors:

• 2N2222 (20 pcs): A popular NPN transistor ideal for switching and low-power amplification. Commonly used in RF circuits and microcontroller interfaces.

• BC548 (20 pcs): A general-purpose NPN transistor used in signal amplification and switching tasks.

• BC558 (20 pcs): A PNP counterpart to BC548, suitable for analog and switching applications.

• BC547 (20 pcs): A versatile NPN transistor ideal for general switching, amplifiers, and DIY electronics.

• BC557 (20 pcs): A general-purpose PNP transistor, commonly paired with the BC547 for complementary designs.

These transistors support low to moderate current and voltage levels and are widely used in educational circuits, amplifier designs, oscillator circuits, and sensor interfaces. The pack covers both NPN and PNP types, enabling users to build a wide variety of circuit configurations, from basic logic switches to more complex analog applications.