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BC857-QR - Nexperia

Description: Bipolar Transistors - BJT BC857-Q/SOT23/TO-236AB

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PCB Footprints
BC857-QR - Nexperia PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - -SOT23 (TO-236AB)_
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3D Models
BC857-QR - Nexperia  - 3D model - SOT23 (3-Pin) - -SOT23 (TO-236AB)_
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BC857-QR Details

  • Manufacturer Part Number:

    BC857-QR

  • Brand Name:

    Nexperia

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-236

  • Package Description:

    SOT-23, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    SOT23

  • Country Of Origin:

    Mainland China, Malaysia

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Nexperia

  • YTEOL:

    7

  • Collector Current-Max (IC):

    0.1 A

  • Collector-Base Capacitance-Max:

    4.5 pF

  • Collector-Emitter Voltage-Max:

    45 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    125

  • JEDEC-95 Code:

    TO-236AB

  • JESD-30 Code:

    R-PDSO-G3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -65 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity/Channel Type:

    PNP

  • Power Dissipation-Max (Abs):

    0.25 W

  • Reference Standard:

    AEC-Q101; IEC-60134

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    100 MHz

  • VCEsat-Max:

    0.65 V

BC857-QR Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the BC857-QR is -40°C to 150°C, as specified in the datasheet. However, it's recommended to operate the transistor within a temperature range of -40°C to 125°C for optimal performance and reliability.
  • Yes, the BC857-QR can be used as a switch, but it's essential to ensure that the transistor is properly biased and that the collector-emitter voltage is within the recommended range to avoid overheating or damage.
  • The minimum current gain (hFE) of the BC857-QR is 100, as specified in the datasheet. However, the typical current gain is around 200-400, depending on the operating conditions.
  • The BC857-QR is not suitable for high-frequency applications above 100 MHz due to its limited transition frequency (fT) of around 100 MHz. For high-frequency applications, consider using a transistor with a higher transition frequency.
  • Yes, the BC857-QR can be used in a linear amplifier circuit, but it's essential to ensure that the transistor is properly biased and that the operating point is within the recommended range to avoid distortion and overheating.

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BC857-QR Overview

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About Nexperia

Nexperia is a leading global player in the semiconductor industry. Specializing in essential electronic components, Nexperia offers a diverse range of products including discrete components, MOSFETs, logic ICs, and analog ICs. These components are integral to a multitude of applications across automotive, industrial, consumer electronics, and computing sectors, where reliability, performance, and efficiency are paramount.

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