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LTC3129EUD-1#TRPBF - Analog Devices

Description: 15V, 200mA Synchronous Buck-Boost DC/DC Converter with 1.3μA Quiescent Current

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LTC3129EUD-1#TRPBF - Analog Devices - PCB symbol
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LTC3129EUD-1#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UD Package 16-Lead Plastic QFN (3mm s 3mm)
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LTC3129EUD-1#TRPBF - Analog Devices - 3D model - Quad Flat No-Lead - UD Package 16-Lead Plastic QFN (3mm s 3mm)
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LTC3129EUD-1#TRPBF Details

  • Manufacturer Part Number:

    LTC3129EUD-1#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, LEAD FREE, PLASTIC, MO-220WEED-4, QFN-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1700

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    OUTPUT 3.3, 4.1, 5, 6.9, 8.2, 12. 15 VOLTS ARE AVAILABLE; CURRENT MODE IS ALSO AVAILABLE

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    15 V

  • Input Voltage-Min:

    1.92 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    0.68 A

  • Output Voltage-Max:

    2.575 V

  • Output Voltage-Min:

    2.425 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1400 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:

    3 mm

LTC3129EUD-1#TRPBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LTC3129EUD-1#TRPBF is 40V, but it's recommended to keep it below 36V for reliable operation.
  • To optimize inductor selection, consider the inductor's saturation current, DC resistance, and core material. A good starting point is to choose an inductor with a saturation current at least 1.5 times the peak current, and a DC resistance less than 100mΩ. Consult the datasheet and application notes for more guidance.
  • To minimize noise and EMI, follow a star-grounding scheme, keep the input and output capacitors close to the IC, and use a solid ground plane. Avoid routing high-frequency signals near sensitive analog nodes, and use shielded inductors or add a shield around the inductor to reduce radiated emissions.
  • To troubleshoot issues, start by verifying the input voltage, output voltage, and current consumption using a multimeter. Check the PCB layout and component values against the datasheet recommendations. Use an oscilloscope to inspect the switching node and output voltage waveforms for signs of oscillation or ringing. Consult the datasheet and application notes for troubleshooting guides and FAQs.
  • The LTC3129EUD-1#TRPBF is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. Ensure that the device is properly heatsinked, and consider derating the output current and voltage to prevent overheating. Consult the datasheet and application notes for thermal management guidelines.

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LTC3129EUD-1#TRPBF 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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