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LTC3862IFE#TRPBF - Analog Devices

Description: Multi-Phase Current Mode Step-Up DC/DC Controller

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LTC3862IFE#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3862IFE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package 24-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG # 05-08-1771 Rev B) Exposed Pad Variation AA
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3D Models
LTC3862IFE#TRPBF - Analog Devices - 3D model - Small Outline Packages - FE Package 24-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG # 05-08-1771 Rev B) Exposed Pad Variation AA
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LTC3862IFE#TRPBF Details

  • Manufacturer Part Number:

    LTC3862IFE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1771

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    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:

    R-PDSO-G24

  • JESD-609 Code:

    e3

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP24,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    3 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    500 kHz

  • 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:

    4.4 mm

LTC3862IFE#TRPBF Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the LTC3862IFE can be found in the application note AN140, which provides guidelines for layout, component placement, and thermal management to ensure optimal performance and reliability.
  • The input capacitor selection depends on the input voltage, output voltage, and switching frequency. A general guideline is to choose a capacitor with a voltage rating of at least 1.5 times the maximum input voltage, and a capacitance value between 10uF to 100uF. The datasheet provides more detailed guidance on input capacitor selection.
  • The maximum ambient temperature for the LTC3862IFE is 85°C, but it can be derated to 70°C for high-reliability applications. The device can operate up to 150°C junction temperature, but the ambient temperature should be kept below 85°C to ensure reliable operation.
  • The LTC3862IFE is designed for high-voltage applications up to 60V. However, it's essential to ensure that the input voltage does not exceed the maximum rating, and proper layout and component selection are made to prevent voltage spikes and ringing.
  • Oscillations or instability issues can be caused by poor PCB layout, inadequate decoupling, or incorrect component selection. To troubleshoot, check the PCB layout for proper grounding, decoupling, and component placement. Verify that the input and output capacitors are properly selected and placed. Also, ensure that the feedback loop is properly compensated and the switching frequency is within the recommended range.

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LTC3862IFE#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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