The C945 NPN Transistor SOT-23 SMD Package is a low-noise silicon epitaxial transistor designed for general-purpose amplification and switching in compact surface-mount circuits. Its stable gain, low leakage, and fast response make it suitable for audio preamps, signal processing, driver stages, and low-current switching applications.

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Features:

1. Low-noise NPN transistor for clean signal amplification
   
2. Compact SOT-23 SMD package for space-efficient PCB designs
   
3. Stable DC gain for reliable amplification
   
4. RoHS compliant
   

Specifications:

• Collector-Emitter Voltage (VCEO): 50V
  
• Collector-Base Voltage (VCBO): 60V
  
• Emitter-Base Voltage (VEBO): 5V
  
• Collector Current (IC): 150mA
  
• DC Current Gain (hFE): 130–400
  
• Collector-Emitter Saturation Voltage (VCE(sat)): ≤0.3V (IC = 100mA)
  
• Base-Emitter Voltage (VBE): ≤1.4V
  
• Transition Frequency (fT): 150MHz
  
• Total Power Dissipation (Ptot): 200mW
  
• Thermal Resistance Junction-to-Ambient (RθJA): 625°C/W
  
• Operating Junction Temperature (TJ): -55°C to +150°C
  

Package Includes:

10 × C945 NPN Transistor - SOT-23 SMD Package