The 2SC460C is an NPN epitaxial silicon transistor manufactured by Hitachi, Ltd. It is designed for use in low-noise amplifier applications. Its key characteristic is its low noise figure, which makes it suitable for sensitive receiver circuits and other applications where minimizing noise is critical.

Applications

• Low-noise amplifiers
• RF amplifiers
• Oscillators
• Mixers
• General-purpose amplification

Features

• Low noise figure
• High gain
• High transition frequency
• Epitaxial silicon construction
• NPN polarity

Benefits

• Improved signal-to-noise ratio in receiver circuits
• Enhanced sensitivity in communication systems
• Increased amplification efficiency
• Stable performance over a wide range of operating conditions
• Reduced unwanted signal interference

Additional Details

The 2SC460C is typically housed in a small signal transistor package (e.g., TO-92 or SOT-23). Its electrical characteristics include a collector-emitter voltage (Vceo), collector current (Ic), and power dissipation (Pd) that are essential for circuit design. The noise figure (NF) is a crucial specification, usually measured in decibels (dB) at a specific frequency and bias condition. The transition frequency (ft) indicates the transistor's high-frequency performance. Always refer to the manufacturer's datasheet for the precise specifications and operating conditions.

Proper biasing and circuit design are essential to achieving optimal performance and avoiding exceeding the transistor's maximum ratings. External components, such as resistors and capacitors, play a significant role in setting the operating point and ensuring stable amplification.

The 2SC460C is a widely used transistor in various electronic devices, valued for its low-noise characteristics and reliability. Its availability and relatively low cost make it a popular choice for both new designs and replacements in existing equipment.