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LTC3553EUD#PBF - Analog Devices

Description: Battery Management Micropower USB Power Manager with Li-Ion Charger, LDO, and Buck Regulator

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LTC3553EUD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3553EUD#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 20-Lead Plastic QFN (3mm × 3mm)_
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LTC3553EUD#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 20-Lead Plastic QFN (3mm × 3mm)_
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LTC3553EUD#PBF Details

  • Manufacturer Part Number:

    LTC3553EUD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1720

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    S-PQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • 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

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.35 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

LTC3553EUD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3553EUD#PBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to reduce noise and EMI.
  • To prevent overheating, ensure that the LTC3553EUD#PBF is operated within its recommended operating conditions, including a junction temperature (TJ) of -40°C to 125°C, and a maximum power dissipation of 2.5W. Also, ensure good airflow around the IC, and consider using a heat sink if the IC is expected to operate at high temperatures or high currents.
  • Not using the recommended input and output capacitors for the LTC3553EUD#PBF can lead to reduced performance, increased noise, and instability. The recommended capacitors are selected to ensure the IC operates within its specified parameters, and using alternative capacitors may affect the IC's ability to regulate the output voltage, leading to reduced efficiency and reliability.
  • To troubleshoot issues with the LTC3553EUD#PBF, start by checking the input voltage, output voltage, and current draw. Verify that the IC is operated within its recommended operating conditions, and check for any signs of overheating or physical damage. Use an oscilloscope to check for noise or oscillations on the output voltage, and ensure that the input and output capacitors are properly connected and of the recommended type.
  • The LTC3553EUD#PBF is a commercial-grade IC, and its use in high-reliability or safety-critical applications may require additional testing and validation. It's recommended to consult with Analog Devices Inc. or a qualified reliability engineer to determine the suitability of the IC for such applications, and to ensure that the IC is operated within its recommended operating conditions.

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LTC3553EUD#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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