The 2SC3613 is a silicon NPN epitaxial planar transistor manufactured by Toshiba Semiconductor and Storage. It is designed for use in low-noise amplifier applications and high-frequency oscillator circuits. This transistor features a high transition frequency and low noise figure, making it suitable for sensitive receiver and amplifier designs.

Applications

• Low-Noise Amplifiers: Used in low-noise amplifier (LNA) circuits for radio receivers and communication equipment.
• High-Frequency Oscillators: Employed in high-frequency oscillator circuits for signal generation.
• RF Amplifiers: Integrated into RF amplifier stages for signal amplification in wireless communication systems.
• Mixer Circuits: Utilized in mixer circuits for frequency conversion in radio receivers and transmitters.
• Instrumentation Amplifiers: Used in instrumentation amplifiers for precision signal amplification.

Features

• High Transition Frequency: Exhibits a high transition frequency (fT), enabling operation at high frequencies.
• Low Noise Figure: Features a low noise figure (NF), minimizing noise contribution in amplifier circuits.
• High Gain-Bandwidth Product: Offers a high gain-bandwidth product (fT), providing good gain performance at high frequencies.
• Low Collector Output Capacitance: Exhibits a low collector output capacitance (Cob), minimizing signal attenuation.
• Small Signal Amplifier: Designed for small signal amplifier applications.

Benefits

• Low Noise Amplification: Provides low-noise amplification, improving the sensitivity of receiver circuits.
• High-Frequency Performance: Enables operation at high frequencies, supporting high-speed communication systems.
• Improved Signal Quality: Enhances signal quality by minimizing noise and distortion.
• Simplified Circuit Design: Facilitates circuit design with its well-defined characteristics and performance parameters.
• Reliable Operation: Ensures reliable operation in various application environments.

Additional Details

The 2SC3613 is typically available in a small surface-mount package, such as SOT-23 or similar. Refer to the Toshiba Semiconductor and Storage datasheet for detailed specifications, including collector-emitter voltage, collector current, power dissipation, and operating temperature range. The transistor is designed for stable operation in amplifier circuits and requires appropriate biasing for optimal performance. Its low noise characteristics make it suitable for front-end amplifier stages in sensitive receiver applications.