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LTM4675IY - Analog Devices

Description: Dual, Fast, Analog Loops with Digital Interface for Control and Monitoring n Wide Input Voltage Range: 4.5V to 17V n Output Voltage Range: 0.5V to 5.5V n ±0.5% Maximum DC Output Error Over Temperature n ±2.5% Current Readback Accuracy at 9A Load n 400kHz PMBus-Compliant I2C Serial Interface n Integrated 16-Bit ∆Σ ADC n Supports Telemetry Polling Rates Up to 125Hz n Constant Frequency Current Mode Control n Parallel and Current Share Multiple Modules 16mm × 11.9mm × 3.51mm BGA Package

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LTM4675IY - Analog Devices PCB footprint - BGA - BGA - BGA Package 108-Lead (16mm × 11.9mm × 3.51mm)
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LTM4675IY - Analog Devices  - 3D model - BGA - BGA Package 108-Lead (16mm × 11.9mm × 3.51mm)
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LTM4675IY Details

  • Manufacturer Part Number:

    LTM4675IY

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Active

  • Package Description:

    BGA-108

  • Pin Count:

    108

  • Manufacturer Package Code:

    05-08-1931

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    OTHER SUPPLY VOLTAGE IS 5.75V TO 17 V AND NOMINAL IS 12 V

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PBGA-B108

  • JESD-609 Code:

    e0

  • Length:

    16 mm

  • Moisture Sensitivity Level:

    4

  • Number of Channels:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    108

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    9 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    BGA

  • Package Equivalence Code:

    BGA108,9X12,50

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY

  • Seated Height-Max:

    3.71 mm

  • Supply Voltage-Max (Vsup):

    5.75 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    537.5 kHz

  • Technology:

    HYBRID

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    BOTTOM

  • Width:

    11.9 mm

LTM4675IY Frequently Asked Questions (FAQs)

  • The maximum output current of the LTM4675IY is 15A per phase, making it suitable for high-current applications.
  • To optimize the layout for thermal performance, ensure that the device is placed on a thermally conductive PCB material, and that there is adequate clearance around the device for airflow. Additionally, use thermal vias to dissipate heat from the device to the PCB.
  • The recommended input capacitance for the LTM4675IY is 10uF to 22uF, depending on the input voltage and output current requirements. A larger input capacitance can help to reduce input ripple and improve system stability.
  • The LTM4675IY output voltage can be configured using the FB pin and an external resistor divider network. The resistor values can be calculated using the formula provided in the datasheet, or using online calculators and design tools.
  • The maximum operating temperature of the LTM4675IY is 125°C, making it suitable for high-reliability applications.

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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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Part Image LTM4675IY#PBF Analog Devices Inc

Switching Regulator, Current-mode, 9A, 537.5kHz Switching Freq-Max, Hybrid, PBGA108