The 2SC5658 G8T2LR is a silicon NPN epitaxial planar transistor manufactured by Rohm Semiconductor. It's designed for high-frequency amplification, especially for use in CATV (Cable Television) and other communication applications. The transistor is characterized by its high gain, low noise figure, and high cutoff frequency. These features allow it to amplify weak signals with minimal added noise, making it ideal for use in front-end amplifier stages.

Applications

• CATV Amplifiers: Primarily used in cable television amplifier systems to boost signal strength.
• High-Frequency Amplifiers: Used in various high-frequency amplification stages.
• Communication Equipment: Found in communication devices requiring low-noise and high-gain amplifiers.
• RF Amplifiers: Utilized in RF (Radio Frequency) amplifier circuits.

Features

• NPN Silicon Epitaxial Planar Transistor: Utilizes silicon epitaxial planar technology for improved performance.
• High Gain: Offers substantial amplification of input signals.
• Low Noise Figure: Minimizes added noise during amplification.
• High Transition Frequency (fT): Operates efficiently at high frequencies.

Benefits

• Enhanced Signal Quality: Low noise figure allows for the amplification of weak signals without significant noise degradation.
• Improved Reception: High gain ensures signals are sufficiently amplified for processing.
• Reliable Performance: Manufactured by Rohm Semiconductor, ensuring high quality and consistent performance.
• Optimized for CATV: Specifically designed to meet the demands of CATV systems.

Additional Details

The 2SC5658 G8T2LR transistor typically has a collector-emitter voltage (VCEO) rating around 20V, and a collector current (IC) rating of about 80mA. It has a high transition frequency (fT) usually in the GHz range. The transistor is commonly available in small-signal packages such as SOT-89 or similar. This transistor finds widespread use in CATV headends, distribution amplifiers, and other similar applications where high-quality signal amplification is required.