The 2SC4003D-TL-E is a silicon NPN epitaxial planar transistor manufactured by SANYO Semiconductor (U.S.A) Corporation. It is designed for low noise amplifier applications in VHF and UHF bands, as well as for use in oscillator circuits.

Applications:

• Low noise amplifiers (LNA)
• VHF and UHF amplifiers
• Oscillator circuits
• Mixer circuits
• RF front-end circuits

Features:

• Low noise figure
• High gain
• High cut-off frequency
• Small package size
• Excellent linearity
• Pb-free lead plating

Benefits:

• Improved signal reception in weak signal environments due to low noise characteristics.
• Enhanced amplification in VHF/UHF applications.
• Stable oscillation and frequency control in oscillator circuits.
• Space-saving design due to the small package size.
• Minimized signal distortion due to excellent linearity.

Technical Specifications:

• Transistor Type: NPN
• Collector-Emitter Voltage (VCEO): 15 V
• Collector Current (IC): 30 mA
• Power Dissipation (PC): 200 mW
• Cutoff Frequency (fT): 6.5 GHz (Typical)
• Noise Figure (NF): 1.5 dB (Typical) at 1 GHz
• Package: SOT-343

The 2SC4003D-TL-E transistor from SANYO Semiconductor is well-suited for various high-frequency amplifier and oscillator applications. Its low noise figure and high gain characteristics make it an excellent choice for sensitive receiver designs. The small SOT-343 package allows for compact circuit layouts.