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ISL9238HRTZ - Renesas Electronics

Description: The ISL9238 is a buck-boost Narrow Output Voltage DC (NVDC) charger. The ISL9238 provides the NVDC charging, system bus regulation and protection features for tablet, Ultrabook, notebook, power bank, and any USB-C interface platform. The advanced Renesas R3™ Technology provides high light-load efficiency and fast transient response. In Charging mode, the ISL9238 takes input power from a wide range of DC power sources (such as conventional AC/DC charger adapters, USB PD ports, and travel adapters) and safely

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ISL9238HRTZ - Renesas Electronics - PCB symbol
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PCB Footprints
ISL9238HRTZ - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 32 Ld 4x4 TQFN-1
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3D Models
ISL9238HRTZ - Renesas Electronics - 3D model - Quad Flat No-Lead - 32 Ld 4x4 TQFN-1
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ISL9238HRTZ Details

  • Manufacturer Part Number:

    ISL9238HRTZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TQFN

  • Pin Count:

    32

  • Manufacturer Package Code:

    L32.4X4D

  • Country Of Origin:

    Malaysia, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-10-04

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    8

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    100 °C

  • Operating Temperature-Min:

    -10 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.75 mm

  • Supply Voltage-Max (Vsup):

    23 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    OTHER

  • 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:

    4 mm

ISL9238HRTZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in the ISL9238HRTZ evaluation board user manual, which includes guidelines for component placement, thermal management, and routing. Following this guide can help ensure optimal performance and minimize electromagnetic interference (EMI).
  • The ISL9238HRTZ has a programmable battery chemistry table that allows you to configure the charger for different battery chemistries. You can use the Renesas software development kit (SDK) to create a custom battery chemistry table and program it into the device using the I2C interface.
  • The ISL9238HRTZ has an operating ambient temperature range of -40°C to +85°C. However, the device can operate up to +105°C with derating. It's essential to follow the thermal management guidelines in the datasheet to ensure reliable operation.
  • Yes, the ISL9238HRTZ can be used with batteries of different capacities. However, you may need to adjust the charger's configuration and programming to ensure safe and efficient charging. Renesas provides a battery capacity calculation tool to help you determine the optimal charger settings for your specific battery.
  • The ISL9238HRTZ has built-in OVP and UVP features that can be configured using the I2C interface. You can set the OVP and UVP thresholds using the Renesas SDK, and the device will automatically disconnect the charger from the battery if the voltage exceeds or falls below the set thresholds.

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ISL9238HRTZ Overview

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