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LTC4425EMSE#PBF - Analog Devices

Description: Linear SuperCap Charger, V/I Monitor LTC4425EMSE#PBF, Battery Charger, Lithium-Ion, Lithium-Polymer, 12-Pin MSOP

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LTC4425EMSE#PBF - Analog Devices - PCB symbol
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LTC4425EMSE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 12-Lead Plastic MSOP_-1
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LTC4425EMSE#PBF - Analog Devices - 3D model - Small Outline Packages - 12-Lead Plastic MSOP_-1
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LTC4425EMSE#PBF Details

  • Manufacturer Part Number:

    LTC4425EMSE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1666

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    R-PDSO-G12

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP12,.19

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LTC4425EMSE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4425EMSE 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. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The compensation network for the LTC4425EMSE involves selecting the right values for the compensation resistors and capacitors. A good starting point is to use the values recommended in the datasheet, and then adjust them based on the specific application and desired performance. It's also important to consider the output capacitor's ESR and the input capacitor's ESL when designing the compensation network.
  • The maximum input voltage that the LTC4425EMSE can handle is 36V. Exceeding this voltage can damage the IC. It's recommended to add input voltage protection, such as a voltage regulator or a TVS diode, to prevent overvoltage conditions.
  • To ensure the LTC4425EMSE is stable and doesn't oscillate, it's important to follow the recommended PCB layout guidelines, use the correct compensation network, and ensure that the input and output capacitors are of high quality and have low ESR and ESL. Additionally, it's recommended to add a small resistor (e.g. 1 ohm) in series with the output capacitor to dampen any oscillations.
  • The LTC4425EMSE is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the IC's performance and consider using a heat sink or a thermal interface material to keep the IC's temperature within a safe operating range.

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LTC4425EMSE#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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