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LTC3615EUF#PBF - Analog Devices

Description: Linear Technology LTC3615EUF#PBF, Step Down DC-DC Converter, 3A, Adjustable, 0.6 → 2.5 V, 24-Pin QFN

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LTC3615EUF#PBF - Analog Devices - PCB symbol
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LTC3615EUF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 24-Lead (4mm × 4mm) Plastic QFN
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LTC3615EUF#PBF Details

  • Manufacturer Part Number:

    LTC3615EUF#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4 X 4 MM, LEAD FREE, PLASTIC, MO-220WGGD, QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1697

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    OUTPUT VOLTAGES DOWN TO 0.6V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    7.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2700 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LTC3615EUF#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3615EUF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the high-current paths. A 4-layer PCB with a dedicated power plane is recommended.
  • The compensation network can be optimized by following the guidelines in the datasheet and using the provided equations to calculate the component values. Additionally, the network can be fine-tuned by observing the loop gain and phase margin using a network analyzer or simulation tools.
  • The maximum ambient temperature for the LTC3615EUF is 85°C, but it can be derated for higher temperatures. It's essential to consider the thermal design and heat sinking to ensure reliable operation.
  • Yes, the LTC3615EUF can be used in a synchronous buck converter configuration. However, it's crucial to ensure that the high-side and low-side FETs are properly synchronized, and the dead time is optimized to prevent shoot-through currents.
  • To troubleshoot oscillations or instability issues, check the PCB layout, component values, and compensation network. Ensure that the input and output capacitors are suitable, and the feedback network is properly configured. Use a scope to observe the output voltage and current waveforms to identify the root cause of the issue.

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LTC3615EUF#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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Part Image LTC3615IUF#PBF Analog Devices Inc

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Part Image LTC3615EUF#PBF Linear Technology

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Part Image LTC3615EUF#TRPBF Linear Technology

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