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LTC2979CY#PBF - Analog Devices

Description: Power Management Specialized - PMIC 16-Channel PMBus Low-Voltage Power System Manager

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LTC2979CY#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2979CY#PBF - Analog Devices PCB footprint - BGA - BGA - BGA Package 144-Lead (12mm × 12mm × 1.29mm)
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LTC2979CY#PBF - Analog Devices - 3D model - BGA - BGA Package 144-Lead (12mm × 12mm × 1.29mm)
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LTC2979CY#PBF Details

  • Manufacturer Part Number:

    LTC2979CY#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    BGA-144

  • Pin Count:

    144

  • Manufacturer Package Code:

    05-08-1967

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    INTEGRATED POWER MANAGEMENT UNIT

  • JESD-30 Code:

    S-PBGA-B144

  • Length:

    12 mm

  • Moisture Sensitivity Level:

    3

  • Number of Channels:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    144

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LBGA

  • Package Equivalence Code:

    BGA144,12X12,40

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY, LOW PROFILE

  • Seated Height-Max:

    1.34 mm

  • Supply Current-Max (Isup):

    13 mA

  • Supply Voltage-Max (Vsup):

    3.47 V

  • Supply Voltage-Min (Vsup):

    3.13 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Form:

    BALL

  • Terminal Pitch:

    1 mm

  • Terminal Position:

    BOTTOM

  • Threshold Voltage-Nom:

    +2.55V

  • Width:

    12 mm

LTC2979CY#PBF Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the LTC2979CY#PBF involves keeping the sensitive analog circuits away from the digital circuits, using a solid ground plane, and placing the input capacitors close to the IC. A 4-layer PCB with a dedicated analog ground plane is recommended. Refer to the application note AN140 for more details.
  • To optimize the performance of the LTC2979CY#PBF in a high-temperature environment, ensure good thermal management by providing adequate heat sinking, using a thermally conductive PCB material, and keeping the IC away from heat sources. Also, consider using a thermistor to monitor the temperature and adjust the voltage regulator output accordingly.
  • The maximum input voltage that the LTC2979CY#PBF can handle is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and to prevent damage to the internal voltage regulator.
  • Yes, the LTC2979CY#PBF can be used with a different voltage reference, but it requires external circuitry to adjust the voltage reference input. The internal voltage reference can be disabled by connecting the VREF pin to a external voltage reference. Refer to the datasheet for more details.
  • To troubleshoot issues with the LTC2979CY#PBF, start by checking the input voltage, output voltage, and current consumption. Use an oscilloscope to check for noise and oscillations on the output. Also, check the PCB layout and component placement to ensure that they meet the recommended guidelines. Refer to the application note AN140 for more troubleshooting tips.

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LTC2979CY#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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