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BC559 - onsemi

Description: PNP Epitaxial Silicon Transistor

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Symbol
BC559 - onsemi - PCB symbol
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PCB Footprints
BC559 - onsemi PCB footprint - Other - Other - TO127P254X732-3
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3D Models
BC559 - onsemi - 3D model - Other - TO127P254X732-3
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BC559 Details

  • Manufacturer Part Number:

    BC559

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    TO-92, 3 PIN

  • Manufacturer Package Code:

    ZA03D

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.21.00.75

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    LOW NOISE

  • Collector Current-Max (IC):

    0.1 A

  • Collector-Base Capacitance-Max:

    2.5 pF

  • Collector-Emitter Voltage-Max:

    30 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    120

  • JEDEC-95 Code:

    TO-226AA

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e0

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Polarity/Channel Type:

    PNP

  • Power Dissipation Ambient-Max:

    0.625 W

  • Power Dissipation-Max (Abs):

    1.5 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    250 MHz

  • VCEsat-Max:

    0.6 V

BC559 Frequently Asked Questions (FAQs)

  • The maximum safe operating temperature for the BC559 is 150°C, but it's recommended to operate it at a maximum of 120°C to ensure reliability and longevity.
  • Yes, the BC559 can be used as a switch, but it's not recommended due to its relatively low current gain (hFE) and high saturation voltage (Vce(sat)). It's better suited for amplifier applications.
  • The choice of resistor values depends on the specific application and desired operating point. 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 BC559 can handle is 100mA, but it's recommended to operate it at a maximum of 50mA to ensure reliability and prevent overheating.
  • The BC559 is not suitable for high-frequency applications due to its relatively low transition frequency (fT) of 150MHz. It's better suited for low-frequency amplifier applications.

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BC559 Alternates

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Image Part Number Model
Part Image BC559 Fairchild Semiconductor Corporation

Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92
Part Image BC559 Baneasa SA

Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, PNP, Silicon
Part Image BC559 NXP Semiconductors

Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92
Part Image BC559-T/R NXP Semiconductors

Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92
Part Image BC559-AMMO NXP Semiconductors

Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92
For a full list of alternate parts for BC559, check out Findchips.com