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BC548B - onsemi

Description: Obsolete - NPN Bipolar Transistor

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BC548B - onsemi PCB footprint - Other - Other - TO127P254X732-3
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BC548B - onsemi  - 3D model - Other - TO127P254X732-3
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BC548B Details

  • Manufacturer Part Number:

    BC548B

  • Brand Name:

    onsemi

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-92

  • Package Description:

    CASE 29-11, TO-226, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    29-11

  • ECCN Code:

    EAR99

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Collector Current-Max (IC):

    0.1 A

  • Collector-Emitter Voltage-Max:

    30 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    200

  • JEDEC-95 Code:

    TO-92

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e0

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Peak Reflow Temperature (Cel):

    235

  • Polarity/Channel Type:

    NPN

  • Power Dissipation-Max (Abs):

    0.625 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

  • Transistor Application:

    AMPLIFIER

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    300 MHz

BC548B Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the BC548B is -55°C to 150°C.
  • Yes, the BC548B can be used as a switch, but it's not recommended for high-frequency switching applications due to its relatively low transition frequency (ft) of 150 MHz.
  • The choice of resistor values depends on the specific application and the desired current gain. A general rule of thumb is to choose a base resistor (Rb) that limits the base current to 1-5% of the collector current, and a collector resistor (Rc) that sets the desired collector voltage.
  • The maximum collector current that the BC548B can handle is 100 mA.
  • The BC548B has a maximum collector-emitter voltage (Vceo) of 30V, so it's not suitable for high-voltage applications. If you need a transistor for high-voltage applications, consider using a different part with a higher voltage rating.

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BC548B Overview

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BC548B Alternates

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Image Part Number Model
Part Image BC548BRLRA onsemi

Power Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, Plastic/Epoxy, 3 Pin

Part Image BC548B/D10Z Texas Instruments

30V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92

Part Image BC548BJ61Z Fairchild Semiconductor Corporation

Small Signal Bipolar Transistor, 0.5A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92

Part Image BC548BJ60Z Fairchild Semiconductor Corporation

Small Signal Bipolar Transistor, 0.5A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92

Part Image BC548B-AMMO NXP Semiconductors

Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92

For a full list of alternate parts for BC548B, check out Findchips.com