The 2SC4128 T106P is an NPN silicon epitaxial planar transistor manufactured by Rohm Semiconductor. It is designed for use in high-frequency amplifier applications, particularly in VHF and UHF bands, and is well-suited for low-noise amplifier (LNA) applications. It offers excellent gain and low noise characteristics.

Applications

• Low-Noise Amplifiers (LNA): Employed as a front-end amplifier in receivers.
• VHF/UHF Amplifiers: Used for amplifying signals in VHF and UHF bands.
• Oscillators: Integrated into oscillator circuits for generating signals.
• Mixers: Can be used in mixer stages for frequency conversion.

Features

• NPN Silicon Epitaxial Planar Transistor: Utilizes silicon epitaxial planar technology for enhanced performance.
• High Gain: Provides substantial amplification of input signals.
• Low Noise Figure: Minimizes noise contribution in amplifier circuits.
• High Transition Frequency (fT): Operates efficiently at high frequencies.

Benefits

• Improved Signal Reception: The low noise figure allows for better detection of weak signals.
• Enhanced Sensitivity: High gain boosts signal strength for increased sensitivity.
• Reliable Performance: Manufactured by Rohm Semiconductor ensuring high quality and reliability.
• Efficient Amplification: Optimized for high-frequency amplification with minimal signal distortion.

Additional Details

The 2SC4128 T106P transistor typically has a collector-emitter voltage (VCEO) rating of 12V, and a collector current (IC) rating of 30mA. It features a high transition frequency (fT) typically in the GHz range. The transistor is commonly found in small-signal packages. This transistor is well-suited for applications in wireless communication systems, satellite communication, and various high-frequency electronic devices requiring low-noise and high-gain amplification.