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BD675AG - onsemi

Description: Obsolete - Medium Power NPN Darlington Bipolar Power Transistor

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Symbol
BD675AG - onsemi - PCB symbol
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PCB Footprints
BD675AG - onsemi PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-225 CASE 77-09 ISSUE AD
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3D Models
BD675AG - onsemi - 3D model - Transistor Outline, Vertical - TO-225 CASE 77-09 ISSUE AD
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BD675AG Details

  • Manufacturer Part Number:

    BD675AG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-225

  • Package Description:

    ROHS COMPLIANT, PLASTIC, CASE 77-09, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    77-09

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Collector Current-Max (IC):

    4 A

  • Collector-Emitter Voltage-Max:

    45 V

  • Configuration:

    DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

  • DC Current Gain-Min (hFE):

    750

  • JEDEC-95 Code:

    TO-225AA

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e3

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Polarity/Channel Type:

    NPN

  • Power Dissipation-Max (Abs):

    40 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    SINGLE

  • Transistor Application:

    AMPLIFIER

  • Transistor Element Material:

    SILICON

BD675AG Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a thermal relief pattern and a solid ground plane is recommended. Ensure a minimum of 1 oz copper thickness and a thermal via array under the IC to dissipate heat efficiently.
  • Use a high-quality input capacitor (e.g., 10uF ceramic) and a low-ESR output capacitor (e.g., 22uF ceramic) to minimize voltage ripple. Additionally, consider adding a voltage regulator or a voltage supervisor to ensure a stable output voltage.
  • The maximum allowed power dissipation is dependent on the ambient temperature and the thermal resistance of the PCB. As a general guideline, ensure that the junction temperature (TJ) does not exceed 150°C. Use the thermal derating curve in the datasheet to determine the maximum power dissipation for your specific application.
  • Yes, the BD675AG is rated for operation up to 125°C. However, ensure that the device is properly heat-sinked and the thermal design is optimized to prevent overheating. Consult the datasheet for thermal derating information and take necessary precautions to prevent thermal runaway.
  • Implement overcurrent protection using a fuse or a current-sensing resistor. For overvoltage protection, consider using a voltage supervisor or a zener diode to clamp the input voltage. Additionally, ensure that the input capacitor is rated for the maximum expected voltage.

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BD675AG Overview

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BD675AG Alternates

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Image Part Number Model
Part Image BD675 Continental Device India Ltd

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin
Part Image BD675 onsemi

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-225AA, Plastic/Epoxy, 3 Pin
Part Image BD675AS onsemi

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin
Part Image BD675A onsemi

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-225AA, Plastic/Epoxy, 3 Pin
Part Image BD675A Crimson Semiconductor Inc

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin
For a full list of alternate parts for BD675AG, check out Findchips.com