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The 2SC3332S is a high-frequency, high-speed switching NPN bipolar junction transistor (BJT) designed for RF and microwave applications. Below are its key specifications, descriptions, and features:

Manufacturer:

• Toshiba Semiconductor

Key Specifications:

• Transistor Type: NPN
• Maximum Collector-Base Voltage (Vcb): 15V
• Maximum Collector-Emitter Voltage (Vce): 12V
• Maximum Emitter-Base Voltage (Veb): 3V
• Collector Current (Ic): 50mA (max)
• Power Dissipation (Pd): 150mW (max)
• Transition Frequency (fT): 7000MHz (7GHz)
• Noise Figure (NF): 1.5dB (typical at 1GHz)
• Gain (hFE): 20–60 (at Vce=5V, Ic=10mA)
• Package Type: SOT-323 (SC-70)

Descriptions:

• Designed for high-frequency amplification and low-noise applications in RF circuits.
• Suitable for VHF/UHF/microwave applications, including mobile communication, satellite receivers, and wireless modules.
• Compact SOT-323 package for space-constrained PCB designs.

Features:

• High transition frequency (7GHz) for excellent high-speed performance.
• Low noise figure for improved signal clarity in RF applications.
• Small form factor (SOT-323) suitable for compact circuit designs.
• Optimized for RF amplification in communication systems.

This transistor is commonly used in low-power RF amplifiers, oscillators, and mixer stages in wireless communication devices.