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C945 Transistor – NPN General Purpose Amplifier

Model: 3150

৳5.00
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Specifications:

  • Type: NPN Bipolar Junction Transistor
  • Collector Current: 150mA (Max)
  • Voltage Ratings:
    • Collector-Emitter: 50V
    • Collector-Base: 60V
    • Emitter-Base: 5V
  • Power Dissipation: 400mW
  • Frequency: 200MHz
  • Gain: 70 to 700
  • Package: TO-92

Package:

  • 1 x C945 Transistor (TO-92 Package)
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Features:

  • Transistor Type: NPN
  • Package Type: TO-92
  • Max Collector Current (IC): 150mA
  • Max Collector-Emitter Voltage (VCE): 50V
  • Max Collector-Base Voltage (VCB): 60V
  • Max Emitter-Base Voltage (VEBO): 5V
  • Max Collector Dissipation (Pc): 400mW
  • Max Transition Frequency (fT): 200MHz
  • DC Current Gain (hFE): 70 – 700
  • Operating & Storage Temperature: -55°C to +150°C

Description:
The C945 is a widely used NPN transistor known for its versatility and high-frequency performance. With a maximum collector current of 150mA and a voltage rating of up to 50V, it’s suitable for low-power amplification and switching applications. Its high transition frequency of 200MHz makes it ideal for signal amplification in RF and audio circuits. The C945’s broad DC current gain range (hFE) of 70 to 700 ensures efficient performance across various loads. The compact TO-92 package allows easy mounting on breadboards and PCBs.


PNP Complementary:

  • A733

Replacement and Equivalent:

  • 2N2222, 2N3904, 2SC1815, 2SC3198
    (Note: Pin configurations of some replacements may differ—check before using.)

FAQ:

Q1: What type of transistor is the C945?
A1: The C945 is an NPN bipolar junction transistor (BJT).

Q2: What is the maximum current the C945 can handle?
A2: The maximum collector current is 150mA.

Q3: What package type does the C945 use?
A3: It uses a TO-92 package.

Q4: Can the C945 be used for audio amplification?
A4: Yes, its high transition frequency of 200MHz makes it suitable for audio and RF signal amplification.

Q5: What’s the PNP complementary for the C945?
A5: The PNP complementary transistor is the A733.



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3150

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  • Type: PNP Bipolar Junction Transistor (BJT)
  • High Voltage Handling: Up to -250V Collector-Emitter Voltage (Vce)
  • Compact TO-92 Package: Easy to mount and use
  • Low Power Consumption: Suitable for low-current applications