The 2SC5748 is an NPN silicon epitaxial transistor manufactured by Toshiba Semiconductor and Storage. It's designed for high-frequency amplification purposes, commonly found in various RF and microwave applications. This transistor is known for its low noise figure and high gain characteristics, making it suitable for sensitive receiver front-ends and other high-performance circuits.

Applications

• VHF/UHF amplifiers
• Oscillators
• Mixers
• RF front-ends
• High-frequency communication equipment

Features

• NPN silicon epitaxial transistor
• High transition frequency (fT)
• Low noise figure
• High power gain
• Excellent linearity

Benefits

• Improved signal reception in communication systems
• Enhanced amplifier performance due to low noise characteristics
• Increased system sensitivity
• Higher output power
• Stable operation at high frequencies

Technical Specifications:

• Collector-Emitter Voltage (VCEO): Typically around 15V
• Collector Current (IC): Typically around 50mA
• Power Dissipation (PC): Typically around 200mW
• Transition Frequency (fT): Can be in the GHz range, typically 6.5 GHz
• Noise Figure (NF): Typically around 1.3 dB at 1 GHz
• Package: Available in small signal packages like SOT-23

The 2SC5748 transistor offers a reliable solution for high-frequency amplification needs, especially where low noise and high gain are critical requirements. Its small size and excellent performance make it a popular choice in various wireless communication devices and instruments.