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LTC3826EUH#PBF - Analog Devices

Description: 30µA IQ, Dual, 2-Phase Synchronous Step-Down Controller 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C

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LTC3826EUH#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3826EUH#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UH Package 32-Lead Plastic QFN (5mm × 5mm) (Reference LTC DWG # 05-08-1693 Rev D)
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3D Models
LTC3826EUH#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UH Package 32-Lead Plastic QFN (5mm × 5mm) (Reference LTC DWG # 05-08-1693 Rev D)
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LTC3826EUH#PBF Details

  • Manufacturer Part Number:

    LTC3826EUH#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 5 MM, LEAD FREE, PLASTIC, MO-220WHHD, QFN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    05-08-1693

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    3 A

  • 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

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PHASE-SHIFT

  • Switching Frequency-Max:

    585 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

LTC3826EUH#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3826EUH involves keeping the high current paths short and wide, using multiple vias to connect the GND pins to the ground plane, and placing the input capacitors close to the VIN pins. A 4-layer board with a dedicated ground plane is recommended. Refer to the LTC3826 demo board layout for a reference design.
  • The compensation network for the LTC3826EUH involves selecting the right values for the resistors and capacitors. A good starting point is to use the values recommended in the datasheet. Then, use simulation tools or empirical methods to fine-tune the values based on the specific application requirements. The goal is to achieve a stable loop with adequate phase margin.
  • The maximum ambient temperature for the LTC3826EUH is 85°C. However, the device can operate at higher temperatures with derating. Refer to the thermal derating curve in the datasheet to determine the maximum power dissipation at a given temperature.
  • Yes, the LTC3826EUH is suitable for high-reliability applications. It is manufactured using a robust process and has undergone rigorous testing to ensure its reliability. However, it is essential to follow proper design and manufacturing practices to ensure the reliability of the overall system.
  • To troubleshoot issues with the LTC3826EUH, start by verifying the input voltage, output voltage, and current. Check for any signs of overheating, such as excessive temperature or current. Use an oscilloscope to check the switching waveforms and ensure they are within the expected range. Consult the datasheet and application notes for troubleshooting guidelines and common pitfalls to avoid.

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LTC3826EUH#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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