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LTC7103MPUHE#TRPBF - Analog Devices

Description: Buck Switching Regulator IC Positive Adjustable 1V 1 Output 2.3A 36-WFQFN, 26 Leads, Exposed Pad

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LTC7103MPUHE#TRPBF - Analog Devices - PCB symbol
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LTC7103MPUHE#TRPBF - Analog Devices PCB footprint - Other - Other - LFCSP:LEADFRM CHIP SCALE_2024-2
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LTC7103MPUHE#TRPBF - Analog Devices - 3D model - Other - LFCSP:LEADFRM CHIP SCALE_2024-2
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LTC7103MPUHE#TRPBF Details

  • Manufacturer Part Number:

    LTC7103MPUHE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-36

  • Pin Count:

    36

  • Manufacturer Package Code:

    05-08-1983

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    105 V

  • Input Voltage-Min:

    4.4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N36

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    36

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Current-Max:

    4.3 A

  • Output Voltage-Max:

    105 V

  • Output Voltage-Min:

    1 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • 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

  • Switching Frequency-Max:

    2000 kHz

  • Technology:

    CMOS

  • 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:

    5 mm

LTC7103MPUHE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC7103MPUHE#TRPBF involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended. Additionally, it's essential to follow the layout guidelines provided in the datasheet and application notes.
  • To ensure accurate current sensing, it's crucial to follow the recommended layout guidelines, use a low-impedance current sense resistor, and keep the sense lines short and twisted. Additionally, the sense resistor should be placed close to the device, and the sense lines should be routed away from noisy signals. It's also important to consider the temperature coefficient of the sense resistor and the device's internal gain error.
  • The LTC7103MPUHE#TRPBF has an operating temperature range of -40°C to 125°C. However, the device's performance may degrade at higher temperatures, and the maximum junction temperature should not exceed 150°C. It's essential to ensure proper thermal management and heat dissipation to maintain reliable operation.
  • The LTC7103MPUHE#TRPBF is a surface-mount device and can be susceptible to vibration-induced failures. However, Analog Devices provides a vibration test report that demonstrates the device's robustness in high-vibration environments. To ensure reliable operation, it's essential to follow proper PCB design and assembly guidelines, and consider using vibration-dampening materials or potting compounds if necessary.
  • Common issues with the LTC7103MPUHE#TRPBF include inaccurate current sensing, oscillations, and overheating. To troubleshoot these issues, start by verifying the PCB layout and component values, checking for proper power supply decoupling, and ensuring that the device is operated within its recommended specifications. Use oscilloscopes and other diagnostic tools to identify the root cause of the issue, and consult the datasheet and application notes for guidance.

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LTC7103MPUHE#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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Part Image LTC7103HUHE#TRPBF Analog Devices Inc

Switching Regulator, Current-mode, 4.3A, 2000kHz Switching Freq-Max, CMOS, PQCC36