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LM329AZ#PBF - Analog Devices

Description: Shunt, Buried Zener Voltage Reference IC Fixed 6.9V V -4.35%, +5.07% 15 mA TO-92-3

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LM329AZ#PBF - Analog Devices - PCB symbol
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PCB Footprints
LM329AZ#PBF - Analog Devices PCB footprint - Other - Other - 3-Lead Plastic TO-92 (Similar to TO-226)_2025-1.1
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LM329AZ#PBF - Analog Devices - 3D model - Other - 3-Lead Plastic TO-92 (Similar to TO-226)_2025-1.1
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LM329AZ#PBF Details

  • Manufacturer Part Number:

    LM329AZ#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, TO-92, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    05-08-1410

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    70 °C

  • Output Voltage-Max:

    7.25 V

  • Output Voltage-Min:

    6.6 V

  • Output Voltage-Nom:

    6.9 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    BCY

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    10 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

  • Trim/Adjustable Output:

    NO

LM329AZ#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM329AZ involves keeping the input and output traces short and separate, using a solid ground plane, and placing the device close to the voltage regulator. Additionally, it's recommended to use a 10uF capacitor between the output pin and ground to filter out noise.
  • To ensure stability, make sure the output capacitor is properly sized and placed close to the output pin. Also, ensure the input voltage is within the recommended range, and the device is operated within the specified temperature range. Additionally, a 10Ω to 100Ω resistor in series with the output can help prevent oscillation.
  • The maximum power dissipation of the LM329AZ is 1.4W. However, this can be affected by the ambient temperature, PCB layout, and airflow. It's essential to ensure proper heat sinking and thermal management to prevent overheating.
  • Yes, the LM329AZ can be used as a voltage reference for an ADC. Its low noise and high stability make it suitable for this application. However, ensure the ADC's input range is compatible with the LM329AZ's output voltage, and consider adding a buffer amplifier if the ADC's input impedance is low.
  • To protect the LM329AZ from overvoltage, use a voltage clamp or a zener diode to limit the input voltage to the recommended maximum. For ESD protection, use a TVS diode or a transient voltage suppressor in parallel with the input pin. Additionally, follow proper handling and storage procedures to prevent ESD damage.

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LM329AZ#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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