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ISL78224ANZ - Renesas Electronics

Description: The ISL78224 is a 4-phase, bidirectional, synchronous PWM controller designed to perform power conversion between 12V and 48V buses up to 3kW at >95% conversion efficiency. One ISL78224 supports both Buck and Boost power conversion, enabling a compact and robust design with minimum components. The ISL78224 regulates both voltage and current to control power transfer from bus to bus. The multiphase architecture uses interleaved timing to support up to four parallel power stages per ISL78224. By interleaving

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ISL78224ANZ - Renesas Electronics PCB footprint - Quad Flat Packages - Quad Flat Packages - EP-TQFP-64
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ISL78224ANZ - Renesas Electronics  - 3D model - Quad Flat Packages - EP-TQFP-64
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ISL78224ANZ Details

  • Manufacturer Part Number:

    ISL78224ANZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TQFP-EP

  • Package Description:

    TQFP-EP-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    Q64.10X10H

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2018-10-10

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Additional Feature:

    OUTPUT VOLTAGE= 2.5V TO 5V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    64 V

  • Input Voltage-Min:

    6 V

  • Input Voltage-Nom:

    48 V

  • JESD-30 Code:

    S-PQFP-G64

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.2 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTFQFP

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, HEAT SINK/SLUG, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    750 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    10 mm

ISL78224ANZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the ISL78224ANZ evaluation board user manual, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure optimal heat dissipation.
  • To ensure reliable start-up and shutdown, it is recommended to follow the power-up and power-down sequencing guidelines provided in the datasheet, and to use a soft-start circuit to limit the inrush current during start-up.
  • The maximum allowed input voltage ripple for the ISL78224ANZ is 10% of the nominal input voltage, as specified in the datasheet. Exceeding this limit may affect the device's performance and reliability.
  • Yes, the ISL78224ANZ is rated for operation up to 125°C, but it is recommended to derate the output current and voltage according to the thermal derating curves provided in the datasheet to ensure reliable operation.
  • To troubleshoot oscillations or instability in the output voltage, check the PCB layout for any signs of resonance or noise coupling, ensure that the input and output capacitors meet the recommended specifications, and verify that the feedback loop is properly compensated according to the datasheet guidelines.

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ISL78224ANZ Overview

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Part Image ISL78224ANZ-T Renesas Electronics Corporation

Switching Controller, Current-mode, 0.2A, 750kHz Switching Freq-Max, PQFP64