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BC557C - NXP

Description: NXP BC557C PNP Bipolar Transistor, 100 mA, 45 V, 3-Pin SPT

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PCB Footprints
BC557C - NXP PCB footprint - Other - Other - TO-92; SOT54_1
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BC557C Details

  • Manufacturer Part Number:

    BC557C

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-92

  • Package Description:

    PLASTIC, SC-43A, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • Manufacturer:

    NXP Semiconductors

  • YTEOL:

    0

  • Collector Current-Max (IC):

    0.1 A

  • Collector-Emitter Voltage-Max:

    45 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    420

  • JEDEC-95 Code:

    TO-92

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Polarity/Channel Type:

    PNP

  • Power Dissipation-Max (Abs):

    0.5 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    100 MHz

  • VCEsat-Max:

    0.65 V

BC557C Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the BC557C is -55°C to 150°C, but it's recommended to operate within -40°C to 125°C for optimal performance.
  • To ensure the BC557C is properly biased for linear operation, make sure to provide a stable voltage supply, set the base-emitter voltage (VBE) between 0.6V to 0.8V, and maintain a collector-emitter voltage (VCE) above 1V.
  • The recommended storage temperature for the BC557C is -40°C to 125°C, with a relative humidity of 60% or less.
  • Yes, the BC557C can be used as a switch, but it's not recommended due to its relatively low current gain (hFE) and high saturation voltage (VCEsat). For switching applications, consider using a transistor with a higher hFE and lower VCEsat, such as the BC817 or BC327.
  • To protect the BC557C from ESD, handle the device by the body or use an anti-static wrist strap, and ensure the PCB has proper ESD protection measures, such as TVS diodes or ESD protection arrays.

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BC557C Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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Part Image BC557C Continental Device India Ltd

Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, PNP, Silicon, TO-92

Part Image BC557C Lite-On Semiconductor Corporation

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Part Image BC557C Unisonic Technologies Co Ltd

Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, PNP, Silicon, TO-92

Part Image BC557C Diodes Incorporated

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Part Image BC557CRL onsemi

Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, PNP, Silicon, TO-92

For a full list of alternate parts for BC557C, check out Findchips.com