SK100 / CK100 PNP General Purpose Medium Power Transistor 50V 500mA TO-39 Metal Package

SK100 / CK100 PNP General Purpose Medium Power Transistor 50V 500mA TO-39 Metal Package

The SK100 / CK100 is a PNP silicon transistor designed for medium power amplification and general-purpose switching applications. With a collector-emitter voltage of 50V and a collector current of 500mA, it provides excellent linearity, thermal stability, and reliable operation in audio, driver, and signal processing circuits.

Encased in a robust TO-39 metal package, this transistor offers superior heat dissipation and mechanical durability, making it ideal for industrial, automotive, and communication applications. The SK100 / CK100 is widely used in low-to-medium power amplifiers, driver stages, and control circuits, offering a dependable and long-lasting solution for both commercial and hobbyist electronics.

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Features:

• Transistor Type: PNP Medium Power Silicon Transistor
• Package: TO-39 Metal Can (excellent thermal performance)
• Collector-Emitter Voltage (V_CE): 50V
• Collector Current (I_C): 500mA
• DC Current Gain (hFE): 40–250 (typical)
• Power Dissipation (P_tot): Up to 800mW
• High Reliability: Durable metal package ensures extended lifespan
• Good Thermal Stability: Maintains performance over wide temperature ranges
• Versatile Application: Suitable for amplification and switching in various circuits

Applications:

• Audio Amplifiers: Medium-power driver and preamplifier stages
• Signal Amplification: For analog circuits and control modules
• Switching Circuits: Efficient control of medium-current loads
• Voltage Regulation: Ideal for low- and medium-power regulator circuits
• Industrial Electronics: Reliable in harsh environments due to metal packaging
• Hobby & Educational Projects: Commonly used for learning and prototyping medium-power designs

sk100-transistor-datasheet