The 2SC1621-T2B is an NPN silicon epitaxial transistor manufactured by NEC. It is designed for use in high-frequency amplifier and oscillator applications, commonly found in radio and telecommunications equipment.

Applications

• RF Amplifiers
• Oscillators
• Mixers
• VHF/UHF front-end amplifiers
• Communication Equipment

Features

• NPN Silicon Epitaxial Transistor
• High Transition Frequency (fT)
• Low Noise Figure
• High Power Gain
• Excellent high-frequency characteristics

Benefits

• Enables effective amplification of high-frequency signals.
• Provides low-noise amplification, preserving signal quality.
• Suitable for use in oscillator circuits owing to its high gain and frequency response.
• Enhances the performance of communication devices, enabling clear signal transmission and reception.
• Offers reliable and consistent performance in demanding operating environments.

Additional Details

The 2SC1621-T2B is commonly available in a small plastic package suitable for through-hole mounting. Its key electrical specifications include a collector-emitter voltage (VCEO), a continuous collector current (IC), and a power dissipation (PD) suitable for many high-frequency designs. A notable feature is its high transition frequency (fT), which allows it to be used in circuits operating at VHF and UHF frequencies. Additionally, its low noise figure makes it a good choice for sensitive receiver front-ends. Often used in TV tuners and radio communication devices.