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LTC4231IUD-1#PBF - Analog Devices

Description: Hot Swap Voltage Controllers Micropower Hot Swap Controller with Latchoff

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LTC4231IUD-1#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC4231IUD-1#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UD-QFN-12
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LTC4231IUD-1#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UD-QFN-12
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LTC4231IUD-1#PBF Details

  • Manufacturer Part Number:

    LTC4231IUD-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1855

  • 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

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    7 V

  • JESD-30 Code:

    S-PQCC-N12

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

LTC4231IUD-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4231 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.
  • To ensure stability, make sure the output capacitor is within the recommended range (10uF to 100uF), the input capacitor is at least 1uF, and the feedback resistors are within the recommended range (1kΩ to 10kΩ). Also, avoid using capacitors with high ESR values.
  • The maximum input voltage that the LTC4231 can handle is 15V. Exceeding this voltage may damage the IC. It's recommended to add input voltage protection, such as a voltage regulator or a TVS diode, to prevent damage from voltage spikes or surges.
  • While the LTC4231 can handle high currents, it's not recommended for high-current applications (>1A) due to thermal limitations. For high-current applications, consider using a dedicated voltage regulator IC or a switching regulator.
  • The output voltage of the LTC4231 can be calculated using the formula: Vout = Vref × (1 + R1/R2), where Vref is the internal reference voltage (1.25V), R1 is the feedback resistor, and R2 is the divider resistor.

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LTC4231IUD-1#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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