The 2SC5732 is an NPN epitaxial planar silicon transistor manufactured by Rohm Semiconductor. It's designed for low-noise amplifier applications in the VHF and UHF bands. This transistor offers high gain and low noise figure, making it suitable for sensitive receiver front-ends and other high-performance amplifier circuits.

Applications:

• Low-noise amplifiers (LNAs)
• VHF/UHF receiver front-ends
• Oscillators
• Mixers
• High-frequency amplifiers

Features:

• Low noise figure (typically 1.0 dB at 1 GHz)
• High gain (typically 11 dB at 1 GHz)
• High cutoff frequency (fT = 9 GHz)
• Low feedback capacitance
• Surface mount package (SOT-343)

Benefits:

• Improved receiver sensitivity due to low noise figure
• Increased signal strength due to high gain
• Excellent performance in high-frequency circuits
• Reduced unwanted feedback and oscillations
• Compact design suitable for miniaturized devices

Specifications:

• Transistor Type: NPN
• Material: Silicon Epitaxial Planar
• Collector-Emitter Voltage (VCEO): 12 V
• Collector Current (IC): 30 mA
• Power Dissipation (PC): 150 mW
• Cutoff Frequency (fT): 9 GHz
• Noise Figure (NF): 1.0 dB (typical at 1 GHz)
• Gain (S21e): 11 dB (typical at 1 GHz)
• Package: SOT-343

The 2SC5732 transistor provides excellent performance for low-noise and high-gain amplification in VHF and UHF applications. Its high cutoff frequency enables its use in high-frequency circuits, and its low noise figure improves receiver sensitivity. The SOT-343 surface mount package facilitates compact designs. This transistor is a suitable choice for high-performance communication systems and other sensitive receiver applications requiring a low-noise amplifier.