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ISL6277AIRZ - Renesas Electronics

Description: The ISL6277A is fully compliant with AMD Fusion SVI 2. 0 and provides a complete solution for microprocessor and graphics processor core power. The ISL6277A controller supports two Voltage Regulators (VRs) with three integrated gate drivers and two optional external drivers for maximum flexibility. The Core VR can be configured for 3-, 2-, or 1-phase operation while the Northbridge VR supports 2- or 1-phase configurations. The two VRs share a serial control bus to communicate with the AMD CPU and achieve lo

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ISL6277AIRZ - Renesas Electronics - PCB symbol
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PCB Footprints
ISL6277AIRZ - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - L48.6x6B
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3D Models
ISL6277AIRZ - Renesas Electronics - 3D model - Quad Flat No-Lead - L48.6x6B
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ISL6277AIRZ Details

  • Manufacturer Part Number:

    ISL6277AIRZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFN

  • Package Description:

    QFN-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    L48.6X6B

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-10-27

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.25 V

  • Input Voltage-Min:

    4.75 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    S-PQCC-N48

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC48,.24SQ,16

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    11 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    450 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    6 mm

ISL6277AIRZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the application note AN1443, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The selection of input and output capacitors depends on the specific application requirements, such as output voltage, current, and ripple. Renesas recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and 22uF for the output. The application note AN1443 provides more detailed guidance on capacitor selection.
  • The ISL6277AIRZ is rated for operation from -40°C to +85°C ambient temperature range. However, the device's performance and reliability may be affected at extreme temperatures, and additional thermal management may be required for high-temperature applications.
  • The ISL6277AIRZ has a built-in overcurrent protection feature that can be enabled by connecting the OCP pin to a resistor and capacitor network. The application note AN1443 provides a detailed example of how to implement overcurrent protection using this feature.
  • The recommended input voltage range for the ISL6277AIRZ is 4.5V to 14V. Operating the device outside of this range may affect its performance and reliability.

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ISL6277AIRZ Overview

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