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LTM8055IY-1#PBF - Analog Devices

Description: Buck-Boost Switching Regulator IC Positive Adjustable 1.2V 1 Output 8.5A 121-BBGA Module

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LTM8055IY-1#PBF - Analog Devices PCB footprint - BGA - BGA - BGA
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LTM8055IY-1#PBF Details

  • Manufacturer Part Number:

    LTM8055IY-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    BGA-121

  • Pin Count:

    121

  • Manufacturer Package Code:

    05-08-1891

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-08-24

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Additional Feature:

    OUTPUT VOLTAGE FROM 1.2V TO 36V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    5 V

  • Input Voltage-Nom:

    6 V

  • JESD-30 Code:

    S-PBGA-B121

  • JESD-609 Code:

    e1

  • Length:

    15 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    121

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    8.5 A

  • Output Voltage-Max:

    36 V

  • Output Voltage-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    BGA

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY

  • Peak Reflow Temperature (Cel):

    245

  • Seated Height-Max:

    5.12 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    800 kHz

  • Technology:

    HYBRID

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    BOTTOM

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    15 mm

LTM8055IY-1#PBF Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. The top layer should have a wide copper pour connected to the GND pin, and the bottom layer should have a solid ground plane. This layout helps to dissipate heat efficiently.
  • To ensure reliable start-up, make sure the input voltage rises monotonically and the EN pin is pulled high after the input voltage reaches 2.5V. Also, add a 10nF capacitor between the EN pin and GND to filter out noise.
  • The LTM8055IY-1#PBF can drive up to 10uF of capacitive load. However, it's recommended to limit the capacitive load to 4.7uF to ensure stability and prevent oscillations.
  • The compensation network depends on the output capacitor, ESR, and load characteristics. Use the datasheet's compensation network design guidelines and simulate the design using SPICE models to optimize the compensation network for your specific application.
  • A low-ESR ceramic capacitor (e.g., X5R or X7R) with a value between 4.7uF to 10uF is recommended. This helps to filter out input noise and ensure stable operation.

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LTM8055IY-1#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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