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LTC2979IY#PBF - Analog Devices

Description: 16-Channel PMBus Low-Voltage Power System Manager

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LTC2979IY#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2979IY#PBF - Analog Devices PCB footprint - BGA - BGA - BGA Package 144-Lead (12mm × 12mm × 1.29mm)
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LTC2979IY#PBF - Analog Devices - 3D model - BGA - BGA Package 144-Lead (12mm × 12mm × 1.29mm)
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LTC2979IY#PBF Details

  • Manufacturer Part Number:

    LTC2979IY#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:

    105 °C

  • Operating Temperature-Min:

    -40 °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

LTC2979IY#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2979IY#PBF involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power source. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • The recommended power-up sequence for the LTC2979IY#PBF is to first apply the analog supply voltage (VIN), followed by the digital supply voltage (VCC). During power-down, the sequence should be reversed. It's also important to ensure that the input voltage ramps up and down slowly to prevent damage to the device.
  • The maximum allowed capacitance on the SENSE pins of the LTC2979IY#PBF is 10nF. Exceeding this value can cause instability and affect the device's performance.
  • Calibration of the LTC2979IY#PBF involves adjusting the internal voltage reference and the gain of the device. This can be done using the CAL pin and the GAIN pin, respectively. The datasheet provides a detailed calibration procedure that should be followed to ensure optimal performance.
  • The thermal derating of the LTC2979IY#PBF is 1.5mA/°C above 70°C. This means that the device's current output will decrease as the temperature increases above 70°C. It's essential to ensure proper thermal management to prevent overheating and maintain optimal performance.

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LTC2979IY#PBF Overview

Use the download button to access the LTC2979IY#PBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LTC29, or try a keyword search, such as Power Management Circuits

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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