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ISL6271ACRZ - Renesas Electronics

Description: The ISL6271A is a versatile power management IC (PMIC) designed for the Xscale type of processors. The device integrates three regulators, two fault indicators and an I2C bus for communication with a host microprocessor. Two of the three regulators function as low power, low drop out regulators, designed to power SRAM and phase-lock loop circuitry internal to the Xscale processor. The third regulator uses a proprietary switch-mode topology to power the processor core and facilitate Dynamic Voltage Managemen

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ISL6271ACRZ - Renesas Electronics - PCB symbol
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PCB Footprints
ISL6271ACRZ - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - L20.4x4
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3D Models
ISL6271ACRZ - Renesas Electronics - 3D model - Quad Flat No-Lead - L20.4x4
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ISL6271ACRZ Details

  • Manufacturer Part Number:

    ISL6271ACRZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFN

  • Pin Count:

    20

  • Manufacturer Package Code:

    L20.4X4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-11-15

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Analog IC - Other Type:

    INTEGRATED POWER MANAGEMENT UNIT

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    3

  • Peak Reflow Temperature (Cel):

    260

  • Terminal Finish:

    Matte Tin (Sn) - annealed

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

    30

ISL6271ACRZ Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the input and output capacitors close to the IC, and use short, wide traces for the power paths.
  • To ensure stability, use a minimum output capacitance of 10uF, and ensure that the output capacitor's ESR is within the recommended range. Also, avoid using ceramic capacitors with high ESL.
  • The ISL6271ACRZ can handle input voltages up to 28V, but it's recommended to keep the input voltage below 25V for optimal performance and reliability.
  • The output voltage can be calculated using the formula: Vout = 0.8V * (1 + R1/R2), where R1 and R2 are the resistors in the feedback network.
  • The ISL6271ACRZ can deliver up to 7A of output current, but it's recommended to keep the output current below 5A for optimal performance and reliability.

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ISL6271ACRZ Overview

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