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ISL80031AFRZ-T7A - Renesas Electronics

Description: The ISL80030, ISL80030A, ISL80031, and ISL80031A are highly efficient, monolithic, synchronous step-down DC/DC converters that can deliver up to 3A of continuous output current from a 2. 7V to 5. 5V input supply. They use peak current mode control architecture to allow very low duty cycle operation. These devices operate at either a 1MHz or 2MHz switching frequency, thereby providing superior transient response and allowing for the use of small inductors. They also have excellent stability. The ISL80030, IS

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ISL80031AFRZ-T7A - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - L8.2x2E
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ISL80031AFRZ-T7A - Renesas Electronics  - 3D model - Small Outline No-lead - L8.2x2E
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ISL80031AFRZ-T7A Details

  • Manufacturer Part Number:

    ISL80031AFRZ-T7A

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DFN

  • Package Description:

    DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    L8.2X2E

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Date Of Intro:

    2017-11-16

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE FREQUENCY MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    S-PDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    2 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5.4 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2300 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    2 mm

ISL80031AFRZ-T7A Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout in the ISL80031 evaluation board user manual, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure optimal performance.
  • To ensure reliable start-up and shutdown, it is recommended to follow the power-up and power-down sequencing guidelines in the datasheet, and to use a soft-start circuit to limit the inrush current during start-up.
  • Renesas recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output, and a maximum ESR of 100mΩ for the output capacitor to ensure stable operation and minimize ripple voltage.
  • The ISL80031 has built-in overvoltage protection (OVP) and undervoltage lockout (UVLO) features, but it is still recommended to add external protection circuits, such as a voltage supervisor or a crowbar circuit, to ensure robust protection against voltage transients and faults.
  • The ISL80031 is rated for operation from -40°C to +125°C, but the maximum ambient temperature range may be limited by the specific application and the thermal design of the system.

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ISL80031AFRZ-T7A Overview

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