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BC549

Specifications

SKU: 876503

BUY BC549 https://www.utsource.net/itm/p/876503.html
Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92,
Parameter Symbol Min Typ Max Unit
Collector-Emitter Voltage VCEO - - 50 V
Collector-Base Voltage VCBO - - 60 V
Emitter-Base Voltage VEBO - - 5 V
Collector Current IC - - 100 mA
Base Current IB - - 5 mA
DC Current Gain hFE 110 800 - -
Transition Frequency fT - 300 - MHz
Power Dissipation PD - - 625 mW
Operating Temperature Toper -55 - 150 °C
Storage Temperature Tstg -65 - 200 °C

Instructions for Using BC549:

  1. Polarity Check: Ensure the correct polarity is used to avoid damage. The BC549 is an NPN transistor.
  2. Heat Dissipation: Do not exceed the maximum power dissipation (625 mW). Use a heatsink if necessary for high-power applications.
  3. Voltage Limits: Do not exceed the maximum voltages (VCEO: 50V, VCBO: 60V, VEBO: 5V) to prevent breakdown or damage.
  4. Current Limits: Ensure that the collector current (IC) does not exceed 100 mA and the base current (IB) does not exceed 5 mA.
  5. Operating Temperature: Operate within the temperature range of -55°C to 150°C. Store the device between -65°C and 200°C.
  6. Biasing: Properly bias the transistor to ensure it operates in the desired region (cut-off, active, saturation).
  7. Capacitance Considerations: Be aware of the parasitic capacitances that can affect high-frequency performance.
  8. Mounting: Handle with care to avoid mechanical stress which can affect performance and reliability.
  9. Soldering: Use appropriate soldering techniques to avoid thermal shock and damage to the device.
(For reference only)

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