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LTC3834IFE#PBF - Analog Devices

Description: Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TSSOP-EP TJMAX = 125°C, θJA = 35°C/W

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LTC3834IFE#PBF Details

  • Manufacturer Part Number:

    LTC3834IFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1663 (CB)

  • Country Of Origin:

    Malaysia

  • 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

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • 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

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    580 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

LTC3834IFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3834IFE#PBF involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a 4-layer board with a dedicated power plane and a dedicated ground plane to minimize noise and EMI.
  • The selection of input and output capacitors for the LTC3834IFE#PBF depends on the specific application requirements. In general, low-ESR capacitors with high ripple current ratings are recommended. The input capacitor should be able to handle the input voltage and current, while the output capacitor should be able to handle the output voltage and current. The datasheet provides guidelines for capacitor selection, but it's recommended to consult with a capacitor manufacturer for specific recommendations.
  • The maximum ambient temperature range for the LTC3834IFE#PBF is -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures. It's recommended to consult the datasheet and application notes for specific temperature-related guidelines.
  • Troubleshooting common issues with the LTC3834IFE#PBF involves identifying the root cause of the problem. Oscillations or instability can be caused by a variety of factors, including poor PCB layout, inadequate input and output capacitors, or incorrect component values. The datasheet and application notes provide guidelines for troubleshooting and debugging. Additionally, Analog Devices Inc provides technical support and resources to help engineers troubleshoot and resolve issues.
  • The LTC3834IFE#PBF has a maximum junction temperature of 150°C. To ensure proper heat dissipation, it's recommended to use a heat sink or a thermal pad, and to follow proper thermal design guidelines. The datasheet provides thermal resistance values and guidelines for thermal design. Additionally, it's recommended to consult with a thermal expert or a mechanical engineer to ensure proper thermal design and heat dissipation.

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LTC3834IFE#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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