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LTM4658EY#PBF - Analog Devices

Description: Low VIN, High Efficiency 10A Step-Down DC/DC μModule Regulator

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LTM4658EY#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTM4658EY#PBF - Analog Devices PCB footprint - BGA - BGA - 4mm × 4mm × 4.62mm
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LTM4658EY#PBF - Analog Devices - 3D model - BGA - 4mm × 4mm × 4.62mm
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LTM4658EY#PBF Details

  • Manufacturer Part Number:

    LTM4658EY#PBF

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    CHIP SCALE BGA

  • Package Description:

    BGA-25

  • Pin Count:

    25

  • Manufacturer Package Code:

    CHIP SCALE BGA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2022-01-13

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE SKIP MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-PBGA-B25

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    25

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    10 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    FBGA

  • Package Equivalence Code:

    BGA25,5X5,25

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY, FINE PITCH

  • Seated Height-Max:

    4.78 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2600 kHz

  • Technology:

    HYBRID

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    BOTTOM

  • Width:

    4 mm

LTM4658EY#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the device on a thick copper plane, using thermal vias to dissipate heat, and keeping the thermal path short and direct. A 4-layer PCB with a solid ground plane and a thermal plane is recommended. Refer to the application note AN136 for more details.
  • The selection of input and output capacitors depends on the specific requirements of your application, such as the input voltage, output voltage, and output current. A good starting point is to use X7R or X5R ceramic capacitors with a voltage rating of at least 1.5 times the input voltage. The output capacitor should be selected based on the output voltage and current requirements. Refer to the application note AN115 for more details.
  • The maximum ambient temperature for reliable operation of the LTM4658EY#PBF is 85°C. However, the device can operate up to 105°C with derating. It's essential to ensure that the device is properly cooled and the thermal design is optimized to prevent overheating.
  • To troubleshoot common issues such as output voltage droop or oscillation, start by checking the input voltage, output voltage, and output current. Ensure that the input voltage is within the specified range, and the output voltage is within the desired range. Check for any signs of overheating, and verify that the PCB layout is correct. Refer to the application note AN137 for more troubleshooting tips.
  • Yes, the LTM4658EY#PBF is suitable for high-reliability and aerospace applications. It's manufactured using a high-reliability process, and it's qualified to the MIL-PRF-38535 standard. However, it's essential to follow the recommended design and manufacturing practices to ensure the device meets the specific requirements of your application.

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LTM4658EY#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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